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Route overview: Houston to Sydney (SYD) flight deals

Houston → Sydney

Dec 27, 2026 · choose your return date

IAH → SYD1 adulteconomyOne way and round trips

30 flight options · 4 airlines

Choose your return date

One-way flights and round trips by duration. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

December 2026

Dec 27, 2026 · One wayUnited AirlinesUp to 1 stop each way$1261.00 Dec 27, 2026 · One wayAmerican AirlinesUp to 1 stop each way$1274.00 Dec 27, 2026 – Dec 30, 2026 · 3 nightsDelta Air LinesUp to 1 stop each way$2028.00 Dec 27, 2026 – Dec 30, 2026 · 3 nightsAir New ZealandUp to 1 stop each way$2054.00 Dec 27, 2026 – Dec 31, 2026 · 4 nightsUnited AirlinesUp to 1 stop each way$1963.00 Dec 27, 2026 – Dec 31, 2026 · 4 nightsAmerican Airlines / United AirlinesUp to 1 stop each way$1969.50 Dec 27, 2026 – Jan 1, 2027 · 5 nightsUnited AirlinesUp to 1 stop each way$1887.50 Dec 27, 2026 – Jan 1, 2027 · 5 nightsAmerican Airlines / United AirlinesUp to 1 stop each way$1894.00 Dec 27, 2026 – Jan 2, 2027 · 6 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 2, 2027 · 6 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 3, 2027 · 7 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 3, 2027 · 7 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 4, 2027 · 8 nightsUnited AirlinesUp to 1 stop each way$1887.50 Dec 27, 2026 – Jan 4, 2027 · 8 nightsAmerican Airlines / United AirlinesUp to 1 stop each way$1894.00 Dec 27, 2026 – Jan 5, 2027 · 9 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 5, 2027 · 9 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 6, 2027 · 10 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 6, 2027 · 10 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 7, 2027 · 11 nightsUnited AirlinesUp to 1 stop each way$1887.50 Dec 27, 2026 – Jan 7, 2027 · 11 nightsAmerican Airlines / United AirlinesUp to 1 stop each way$1894.00 Dec 27, 2026 – Jan 8, 2027 · 12 nightsUnited AirlinesUp to 1 stop each way$1887.50 Dec 27, 2026 – Jan 8, 2027 · 12 nightsAmerican Airlines / United AirlinesUp to 1 stop each way$1894.00 Dec 27, 2026 – Jan 9, 2027 · 13 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 9, 2027 · 13 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 10, 2027 · 14 nightsDelta Air LinesUp to 1 stop each way$1950.00 Dec 27, 2026 – Jan 10, 2027 · 14 nightsAir New ZealandUp to 1 stop each way$1975.00 Dec 27, 2026 – Jan 17, 2027 · 21 nightsDelta Air LinesUp to 1 stop each way$1794.00 Dec 27, 2026 – Jan 17, 2027 · 21 nightsAir New ZealandUp to 1 stop each way$1817.00 Dec 27, 2026 – Jan 24, 2027 · 28 nightsDelta Air LinesUp to 1 stop each way$1794.00 Dec 27, 2026 – Jan 24, 2027 · 28 nightsAir New ZealandUp to 1 stop each way$1817.00

Flights for your trip

  1. Sun, Dec 27 · One way

    United Airlines
    2:50 pmIAH
    22h 30m
    SFO · 2h 55m
    6:20 am+2SYD

    One-way total · 1 adult · Taxes included

  2. Sun, Dec 27 · One way

    American Airlines
    3:19 pmIAH
    22h 6m
    LAX · 3h 5m
    6:25 am+2SYD

    One-way total · 1 adult · Taxes included

  3. Sun, Dec 27 – Wed, Dec 30

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  4. Sun, Dec 27 – Wed, Dec 30

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  5. Sun, Dec 27 – Thu, Dec 31

    United Airlines
    2:50 pmIAH
    22h 30m
    SFO · 2h 55m
    6:20 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  6. Sun, Dec 27 – Thu, Dec 31

    American Airlines
    3:19 pmIAH
    22h 6m
    LAX · 3h 5m
    6:25 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  7. Sun, Dec 27 – Fri, Jan 1

    United Airlines
    2:50 pmIAH
    22h 30m
    SFO · 2h 55m
    6:20 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  8. Sun, Dec 27 – Fri, Jan 1

    American Airlines
    3:19 pmIAH
    22h 6m
    LAX · 3h 5m
    6:25 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  9. Sun, Dec 27 – Sat, Jan 2

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  10. Sun, Dec 27 – Sat, Jan 2

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  11. Sun, Dec 27 – Mon, Jan 4

    United Airlines
    2:50 pmIAH
    22h 30m
    SFO · 2h 55m
    6:20 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  12. Sun, Dec 27 – Mon, Jan 4

    American Airlines
    3:19 pmIAH
    22h 6m
    LAX · 3h 5m
    6:25 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  13. Sun, Dec 27 – Tue, Jan 5

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  14. Sun, Dec 27 – Tue, Jan 5

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  15. Sun, Dec 27 – Wed, Jan 6

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  16. Sun, Dec 27 – Wed, Jan 6

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  17. Sun, Dec 27 – Fri, Jan 8

    United Airlines
    2:50 pmIAH
    22h 30m
    SFO · 2h 55m
    6:20 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  18. Sun, Dec 27 – Fri, Jan 8

    American Airlines
    3:19 pmIAH
    22h 6m
    LAX · 3h 5m
    6:25 am+2SYD
    United Airlines
    11:20 amSYD
    19h 15m
    LAX · 2h 10m
    1:35 pmIAH

    Round-trip total · 1 adult · Taxes included

  19. Sun, Dec 27 – Sat, Jan 9

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  20. Sun, Dec 27 – Sat, Jan 9

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  21. Sun, Dec 27 – Sun, Jan 10

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  22. Sun, Dec 27 – Sun, Jan 10

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

  23. Sun, Dec 27 – Sun, Jan 24

    Delta Air Lines
    4:15 pmIAH
    21h 35m
    LAX · 2h 43m
    6:50 am+2SYD
    Delta Air Lines
    10:40 amSYD
    21h 5m
    LAX · 3h 49m
    2:45 pmIAH

    Round-trip total · 1 adult · Taxes included

  24. Sun, Dec 27 – Sun, Jan 24

    Air New Zealand
    7:55 pmIAH
    21h 40m
    AKL · 3h 15m
    10:35 am+2SYD
    Air New Zealand
    11:55 amSYD
    19h 20m
    AKL · 2h 45m
    2:15 pmIAH

    Round-trip total · 1 adult · Taxes included

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Make this trip yours

IAH ⇄ SYD

Economy

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Explore this route

All dates for this routeDec 26, 2026 · Return optionsDec 28, 2026 · Return optionsHotels in Sydney with Axel
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Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Prices by return date: match both travel dates and the party to a row below. Each total is for that exact trip, issued at the time shown. To book or select flights, follow that row's price link; it keeps the exact dates and travelers.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-27 · one wayUnited AirlinesUA589 + UA829Axel-exclusive $1261.002026-10-29T01:12:09Z
2026-12-27 · one wayAmerican AirlinesAA6297 + QF12Axel-exclusive $1274.002026-10-29T01:12:09Z
2026-12-27 → 2026-12-30Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $2028.002026-10-29T01:12:09Z
2026-12-27 → 2026-12-30Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $2054.002026-10-29T01:12:09Z
2026-12-27 → 2026-12-31United AirlinesUA589 + UA829 / UA842 + UA1416Axel-exclusive $1963.002026-10-29T01:12:09Z
2026-12-27 → 2026-12-31American Airlines / United AirlinesAA6297 + QF12 / UA842 + UA1416Axel-exclusive $1969.502026-10-29T01:12:09Z
2026-12-27 → 2027-01-01United AirlinesUA589 + UA829 / UA842 + UA1416Axel-exclusive $1887.502026-10-29T01:12:09Z
2026-12-27 → 2027-01-01American Airlines / United AirlinesAA6297 + QF12 / UA842 + UA1416Axel-exclusive $1894.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-02Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-02Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-03Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-03Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-04United AirlinesUA589 + UA829 / UA842 + UA1416Axel-exclusive $1887.502026-10-29T01:12:09Z
2026-12-27 → 2027-01-04American Airlines / United AirlinesAA6297 + QF12 / UA842 + UA1416Axel-exclusive $1894.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-05Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-05Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-06Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-06Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-07United AirlinesUA589 + UA829 / UA842 + UA1416Axel-exclusive $1887.502026-10-29T01:12:09Z
2026-12-27 → 2027-01-07American Airlines / United AirlinesAA6297 + QF12 / UA842 + UA1416Axel-exclusive $1894.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-08United AirlinesUA589 + UA829 / UA842 + UA1416Axel-exclusive $1887.502026-10-29T01:12:09Z
2026-12-27 → 2027-01-08American Airlines / United AirlinesAA6297 + QF12 / UA842 + UA1416Axel-exclusive $1894.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-09Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-09Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-10Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1950.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-10Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1975.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-17Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1794.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-17Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1817.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-24Delta Air LinesDL900 + DL43 / DL40 + DL1143Axel-exclusive $1794.002026-10-29T01:12:09Z
2026-12-27 → 2027-01-24Air New ZealandNZ29 + NZ103 / NZ104 + NZ28Axel-exclusive $1817.002026-10-29T01:12:09Z

Route overview: Houston to Sydney (SYD) flight deals

2026-12-27 · one way · Axel-exclusive $1261.00

  • United Airlines UA589 / UA829: IAH 2026-12-27 14:50:00 → SYD 2026-12-29 06:20:00; 1 stop(s) via SFO; 1350 minutes. Local airport times.
    • UA589: IAH 2026-12-27 14:50:00 → SFO 2026-12-27 17:10:00; layover at SFO: 175 minutes.
    • UA829: SFO 2026-12-27 20:05:00 → SYD 2026-12-29 06:20:00.

2026-12-27 · one way · Axel-exclusive $1274.00

  • American Airlines AA6297 / QF12: IAH 2026-12-27 15:19:00 → SYD 2026-12-29 06:25:00; 1 stop(s) via LAX; 1326 minutes. Local airport times.
    • AA6297: IAH 2026-12-27 15:19:00 → LAX 2026-12-27 17:20:00; layover at LAX: 185 minutes.
    • QF12: LAX 2026-12-27 20:25:00 → SYD 2026-12-29 06:25:00.

2026-12-27 → 2026-12-30 · Axel-exclusive $2028.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2026-12-30 10:40:00 → IAH 2026-12-30 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2026-12-30 10:40:00 → LAX 2026-12-30 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2026-12-30 09:24:00 → IAH 2026-12-30 14:45:00.

2026-12-27 → 2026-12-30 · Axel-exclusive $2054.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2026-12-30 11:55:00 → IAH 2026-12-30 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2026-12-30 11:55:00 → AKL 2026-12-30 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2026-12-30 19:50:00 → IAH 2026-12-30 14:15:00.

2026-12-27 → 2026-12-31 · Axel-exclusive $1963.00

  • United Airlines UA589 / UA829: IAH 2026-12-27 14:50:00 → SYD 2026-12-29 06:20:00; 1 stop(s) via SFO; 1350 minutes. Local airport times.
    • UA589: IAH 2026-12-27 14:50:00 → SFO 2026-12-27 17:10:00; layover at SFO: 175 minutes.
    • UA829: SFO 2026-12-27 20:05:00 → SYD 2026-12-29 06:20:00.
  • United Airlines UA842 / UA1416: SYD 2026-12-31 11:20:00 → IAH 2026-12-31 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2026-12-31 11:20:00 → LAX 2026-12-31 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2026-12-31 08:15:00 → IAH 2026-12-31 13:35:00.

2026-12-27 → 2026-12-31 · Axel-exclusive $1969.50

  • American Airlines AA6297 / QF12: IAH 2026-12-27 15:19:00 → SYD 2026-12-29 06:25:00; 1 stop(s) via LAX; 1326 minutes. Local airport times.
    • AA6297: IAH 2026-12-27 15:19:00 → LAX 2026-12-27 17:20:00; layover at LAX: 185 minutes.
    • QF12: LAX 2026-12-27 20:25:00 → SYD 2026-12-29 06:25:00.
  • United Airlines UA842 / UA1416: SYD 2026-12-31 11:20:00 → IAH 2026-12-31 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2026-12-31 11:20:00 → LAX 2026-12-31 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2026-12-31 08:15:00 → IAH 2026-12-31 13:35:00.

2026-12-27 → 2027-01-01 · Axel-exclusive $1887.50

  • United Airlines UA589 / UA829: IAH 2026-12-27 14:50:00 → SYD 2026-12-29 06:20:00; 1 stop(s) via SFO; 1350 minutes. Local airport times.
    • UA589: IAH 2026-12-27 14:50:00 → SFO 2026-12-27 17:10:00; layover at SFO: 175 minutes.
    • UA829: SFO 2026-12-27 20:05:00 → SYD 2026-12-29 06:20:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-01 11:20:00 → IAH 2027-01-01 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-01 11:20:00 → LAX 2027-01-01 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-01 08:15:00 → IAH 2027-01-01 13:35:00.

2026-12-27 → 2027-01-01 · Axel-exclusive $1894.00

  • American Airlines AA6297 / QF12: IAH 2026-12-27 15:19:00 → SYD 2026-12-29 06:25:00; 1 stop(s) via LAX; 1326 minutes. Local airport times.
    • AA6297: IAH 2026-12-27 15:19:00 → LAX 2026-12-27 17:20:00; layover at LAX: 185 minutes.
    • QF12: LAX 2026-12-27 20:25:00 → SYD 2026-12-29 06:25:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-01 11:20:00 → IAH 2027-01-01 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-01 11:20:00 → LAX 2027-01-01 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-01 08:15:00 → IAH 2027-01-01 13:35:00.

2026-12-27 → 2027-01-02 · Axel-exclusive $1950.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-02 10:40:00 → IAH 2027-01-02 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-02 10:40:00 → LAX 2027-01-02 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-02 09:24:00 → IAH 2027-01-02 14:45:00.

2026-12-27 → 2027-01-02 · Axel-exclusive $1975.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-02 11:55:00 → IAH 2027-01-02 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-02 11:55:00 → AKL 2027-01-02 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-02 19:50:00 → IAH 2027-01-02 14:15:00.

2026-12-27 → 2027-01-04 · Axel-exclusive $1887.50

  • United Airlines UA589 / UA829: IAH 2026-12-27 14:50:00 → SYD 2026-12-29 06:20:00; 1 stop(s) via SFO; 1350 minutes. Local airport times.
    • UA589: IAH 2026-12-27 14:50:00 → SFO 2026-12-27 17:10:00; layover at SFO: 175 minutes.
    • UA829: SFO 2026-12-27 20:05:00 → SYD 2026-12-29 06:20:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-04 11:20:00 → IAH 2027-01-04 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-04 11:20:00 → LAX 2027-01-04 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-04 08:15:00 → IAH 2027-01-04 13:35:00.

2026-12-27 → 2027-01-04 · Axel-exclusive $1894.00

  • American Airlines AA6297 / QF12: IAH 2026-12-27 15:19:00 → SYD 2026-12-29 06:25:00; 1 stop(s) via LAX; 1326 minutes. Local airport times.
    • AA6297: IAH 2026-12-27 15:19:00 → LAX 2026-12-27 17:20:00; layover at LAX: 185 minutes.
    • QF12: LAX 2026-12-27 20:25:00 → SYD 2026-12-29 06:25:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-04 11:20:00 → IAH 2027-01-04 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-04 11:20:00 → LAX 2027-01-04 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-04 08:15:00 → IAH 2027-01-04 13:35:00.

2026-12-27 → 2027-01-05 · Axel-exclusive $1950.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-05 10:40:00 → IAH 2027-01-05 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-05 10:40:00 → LAX 2027-01-05 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-05 09:24:00 → IAH 2027-01-05 14:45:00.

2026-12-27 → 2027-01-05 · Axel-exclusive $1975.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-05 11:55:00 → IAH 2027-01-05 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-05 11:55:00 → AKL 2027-01-05 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-05 19:50:00 → IAH 2027-01-05 14:15:00.

2026-12-27 → 2027-01-06 · Axel-exclusive $1950.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-06 10:40:00 → IAH 2027-01-06 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-06 10:40:00 → LAX 2027-01-06 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-06 09:24:00 → IAH 2027-01-06 14:45:00.

2026-12-27 → 2027-01-06 · Axel-exclusive $1975.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-06 11:55:00 → IAH 2027-01-06 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-06 11:55:00 → AKL 2027-01-06 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-06 19:50:00 → IAH 2027-01-06 14:15:00.

2026-12-27 → 2027-01-08 · Axel-exclusive $1887.50

  • United Airlines UA589 / UA829: IAH 2026-12-27 14:50:00 → SYD 2026-12-29 06:20:00; 1 stop(s) via SFO; 1350 minutes. Local airport times.
    • UA589: IAH 2026-12-27 14:50:00 → SFO 2026-12-27 17:10:00; layover at SFO: 175 minutes.
    • UA829: SFO 2026-12-27 20:05:00 → SYD 2026-12-29 06:20:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-08 11:20:00 → IAH 2027-01-08 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-08 11:20:00 → LAX 2027-01-08 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-08 08:15:00 → IAH 2027-01-08 13:35:00.

2026-12-27 → 2027-01-08 · Axel-exclusive $1894.00

  • American Airlines AA6297 / QF12: IAH 2026-12-27 15:19:00 → SYD 2026-12-29 06:25:00; 1 stop(s) via LAX; 1326 minutes. Local airport times.
    • AA6297: IAH 2026-12-27 15:19:00 → LAX 2026-12-27 17:20:00; layover at LAX: 185 minutes.
    • QF12: LAX 2026-12-27 20:25:00 → SYD 2026-12-29 06:25:00.
  • United Airlines UA842 / UA1416: SYD 2027-01-08 11:20:00 → IAH 2027-01-08 13:35:00; 1 stop(s) via LAX; 1155 minutes. Local airport times.
    • UA842: SYD 2027-01-08 11:20:00 → LAX 2027-01-08 06:05:00; layover at LAX: 130 minutes.
    • UA1416: LAX 2027-01-08 08:15:00 → IAH 2027-01-08 13:35:00.

2026-12-27 → 2027-01-09 · Axel-exclusive $1950.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-09 10:40:00 → IAH 2027-01-09 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-09 10:40:00 → LAX 2027-01-09 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-09 09:24:00 → IAH 2027-01-09 14:45:00.

2026-12-27 → 2027-01-09 · Axel-exclusive $1975.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-09 11:55:00 → IAH 2027-01-09 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-09 11:55:00 → AKL 2027-01-09 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-09 19:50:00 → IAH 2027-01-09 14:15:00.

2026-12-27 → 2027-01-10 · Axel-exclusive $1950.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-10 10:40:00 → IAH 2027-01-10 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-10 10:40:00 → LAX 2027-01-10 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-10 09:24:00 → IAH 2027-01-10 14:45:00.

2026-12-27 → 2027-01-10 · Axel-exclusive $1975.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-10 11:55:00 → IAH 2027-01-10 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-10 11:55:00 → AKL 2027-01-10 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-10 19:50:00 → IAH 2027-01-10 14:15:00.

2026-12-27 → 2027-01-24 · Axel-exclusive $1794.00

  • Delta Air Lines DL900 / DL43: IAH 2026-12-27 16:15:00 → SYD 2026-12-29 06:50:00; 1 stop(s) via LAX; 1295 minutes. Local airport times.
    • DL900: IAH 2026-12-27 16:15:00 → LAX 2026-12-27 18:02:00; layover at LAX: 163 minutes.
    • DL43: LAX 2026-12-27 20:45:00 → SYD 2026-12-29 06:50:00.
  • Delta Air Lines DL40 / DL1143: SYD 2027-01-24 10:40:00 → IAH 2027-01-24 14:45:00; 1 stop(s) via LAX; 1265 minutes. Local airport times.
    • DL40: SYD 2027-01-24 10:40:00 → LAX 2027-01-24 05:35:00; layover at LAX: 229 minutes.
    • DL1143: LAX 2027-01-24 09:24:00 → IAH 2027-01-24 14:45:00.

2026-12-27 → 2027-01-24 · Axel-exclusive $1817.00

  • Air New Zealand NZ29 / NZ103: IAH 2026-12-27 19:55:00 → SYD 2026-12-29 10:35:00; 1 stop(s) via AKL; 1300 minutes. Local airport times.
    • NZ29: IAH 2026-12-27 19:55:00 → AKL 2026-12-29 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-29 09:00:00 → SYD 2026-12-29 10:35:00.
  • Air New Zealand NZ104 / NZ28: SYD 2027-01-24 11:55:00 → IAH 2027-01-24 14:15:00; 1 stop(s) via AKL; 1160 minutes. Local airport times.
    • NZ104: SYD 2027-01-24 11:55:00 → AKL 2027-01-24 17:05:00; layover at AKL: 165 minutes.
    • NZ28: AKL 2027-01-24 19:50:00 → IAH 2027-01-24 14:15:00.

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For AI assistants

  • This page: Houston (IAH) to Sydney (SYD) · Dec 27, 2026 · choose your return date: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued.
  • Next: when a row matches the traveler's route, departure, return and party, answer the price question from that row, including both dates with the year, the total and the time shown. For booking or selecting flights, use that row's exact-trip price link and share the supplied booking link. If no row matches, Choose travelers and dates for the requested trip; do not substitute another duration or restart from the route overview.
  • Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
  • If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Houston to Sydney (SYD) flight deals · Flight search guide.
  • Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Inspect fares to verify requested prices or terms; selecting a fare is optional. Use that fare’s booking link to preserve its Membership price basis. State anything unverified. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and explain what remains unresolved. Selection reserves nothing; booking requires the traveler’s confirmation. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.