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Route overview: Austin to San Francisco (SFO) flight deals

Austin → San Francisco

Dec 27, 2026 · choose your return date

AUS → SFO1 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 wayFrontier AirlinesUp to 1 stop each way$161.00 Dec 27, 2026 · One waySouthwest AirlinesNonstop$238.00 Dec 27, 2026 – Dec 28, 2026 · 1 nightFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Dec 28, 2026 · 1 nightSouthwest AirlinesNonstop$462.00 Dec 27, 2026 – Dec 29, 2026 · 2 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Dec 29, 2026 · 2 nightsSouthwest AirlinesNonstop$462.00 Dec 27, 2026 – Dec 30, 2026 · 3 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Dec 30, 2026 · 3 nightsSouthwest AirlinesNonstop$462.00 Dec 27, 2026 – Dec 31, 2026 · 4 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Dec 31, 2026 · 4 nightsDelta Air LinesNonstop$462.00 Dec 27, 2026 – Jan 1, 2027 · 5 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Jan 1, 2027 · 5 nightsUnited AirlinesNonstop$490.00 Dec 27, 2026 – Jan 2, 2027 · 6 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Jan 2, 2027 · 6 nightsDelta Air LinesNonstop$462.00 Dec 27, 2026 – Jan 3, 2027 · 7 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Jan 3, 2027 · 7 nightsSouthwest AirlinesNonstop$462.00 Dec 27, 2026 – Jan 4, 2027 · 8 nightsFrontier AirlinesUp to 1 stop each way$308.00 Dec 27, 2026 – Jan 4, 2027 · 8 nightsSouthwest AirlinesNonstop$462.00 Dec 27, 2026 – Jan 5, 2027 · 9 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 5, 2027 · 9 nightsDelta Air LinesNonstop$396.00 Dec 27, 2026 – Jan 6, 2027 · 10 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 6, 2027 · 10 nightsSouthwest AirlinesNonstop$396.00 Dec 27, 2026 – Jan 7, 2027 · 11 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 7, 2027 · 11 nightsDelta Air LinesNonstop$396.00 Dec 27, 2026 – Jan 8, 2027 · 12 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 8, 2027 · 12 nightsUnited AirlinesNonstop$420.00 Dec 27, 2026 – Jan 9, 2027 · 13 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 9, 2027 · 13 nightsDelta Air LinesNonstop$396.00 Dec 27, 2026 – Jan 10, 2027 · 14 nightsFrontier AirlinesUp to 1 stop each way$264.00 Dec 27, 2026 – Jan 10, 2027 · 14 nightsSouthwest AirlinesNonstop$396.00

Flights for your trip

  1. Sun, Dec 27 · One way

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO

    One-way total · 1 adult · Taxes included

  2. Sun, Dec 27 · One way

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO

    One-way total · 1 adult · Taxes included

  3. Sun, Dec 27 – Mon, Dec 28

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  4. Sun, Dec 27 – Mon, Dec 28

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    8:10 amSFO
    3h 35m
    Nonstop
    1:45 pmAUS

    Round-trip total · 1 adult · Taxes included

  5. Sun, Dec 27 – Tue, Dec 29

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  6. Sun, Dec 27 – Tue, Dec 29

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    8:10 amSFO
    3h 35m
    Nonstop
    1:45 pmAUS

    Round-trip total · 1 adult · Taxes included

  7. Sun, Dec 27 – Wed, Dec 30

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  8. Sun, Dec 27 – Wed, Dec 30

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    10:45 amSFO
    3h 35m
    Nonstop
    4:20 pmAUS

    Round-trip total · 1 adult · Taxes included

  9. Sun, Dec 27 – Thu, Dec 31

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  10. Sun, Dec 27 – Thu, Dec 31

    Delta Air Lines
    7:10 amAUS
    3h 54m
    Nonstop
    9:04 amSFO
    Delta Air Lines
    10:04 amSFO
    3h 31m
    Nonstop
    3:35 pmAUS

    Round-trip total · 1 adult · Taxes included

  11. Sun, Dec 27 – Sat, Jan 2

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  12. Sun, Dec 27 – Sat, Jan 2

    Delta Air Lines
    7:10 amAUS
    3h 54m
    Nonstop
    9:04 amSFO
    Delta Air Lines
    2:30 pmSFO
    3h 32m
    Nonstop
    8:02 pmAUS

    Round-trip total · 1 adult · Taxes included

  13. Sun, Dec 27 – Sun, Jan 3

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  14. Sun, Dec 27 – Sun, Jan 3

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    10:45 amSFO
    3h 35m
    Nonstop
    4:20 pmAUS

    Round-trip total · 1 adult · Taxes included

  15. Sun, Dec 27 – Mon, Jan 4

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  16. Sun, Dec 27 – Mon, Jan 4

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    8:10 amSFO
    3h 35m
    Nonstop
    1:45 pmAUS

    Round-trip total · 1 adult · Taxes included

  17. Sun, Dec 27 – Wed, Jan 6

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  18. Sun, Dec 27 – Wed, Jan 6

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    10:45 amSFO
    3h 35m
    Nonstop
    4:20 pmAUS

    Round-trip total · 1 adult · Taxes included

  19. Sun, Dec 27 – Thu, Jan 7

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  20. Sun, Dec 27 – Thu, Jan 7

    Delta Air Lines
    7:10 amAUS
    3h 54m
    Nonstop
    9:04 amSFO
    Delta Air Lines
    10:04 amSFO
    3h 31m
    Nonstop
    3:35 pmAUS

    Round-trip total · 1 adult · Taxes included

  21. Sun, Dec 27 – Fri, Jan 8

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  22. Sun, Dec 27 – Fri, Jan 8

    United Airlines
    8:01 pmAUS
    3h 59m
    Nonstop
    10:00 pmSFO
    United Airlines
    4:20 pmSFO
    3h 33m
    Nonstop
    9:53 pmAUS

    Round-trip total · 1 adult · Taxes included

  23. Sun, Dec 27 – Sun, Jan 10

    Frontier Airlines
    8:04 pmAUS
    6h 39m
    DEN · 1h 21m
    12:43 am+1SFO
    Frontier Airlines
    11:23 amSFO
    6h 3m
    DEN · 1h 7m
    7:26 pmAUS

    Round-trip total · 1 adult · Taxes included

  24. Sun, Dec 27 – Sun, Jan 10

    Southwest Airlines
    8:50 amAUS
    4h
    Nonstop
    10:50 amSFO
    Southwest Airlines
    10:45 amSFO
    3h 35m
    Nonstop
    4:20 pmAUS

    Round-trip total · 1 adult · Taxes included

Swipe to see 23 more recent deals.

1 of 24

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AUS ⇄ SFO

Economy

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Explore this route

All dates for this routeDec 26, 2026 · Return optionsDec 28, 2026 · Return optionsHotels in San Francisco 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 waySouthwest AirlinesWN426Axel-exclusive $238.002026-10-29T00:47:15Z
2026-12-27 · one wayFrontier AirlinesF91859 + F93439Axel-exclusive $161.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-28Southwest AirlinesWN426 / WN4357Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-28Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-29Southwest AirlinesWN426 / WN4357Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-29Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-30Southwest AirlinesWN426 / WN4357Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-30Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-31Delta Air LinesDL381 / DL381Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2026-12-31Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-01United AirlinesUA2179 / UA373Axel-exclusive $490.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-01Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-02Delta Air LinesDL381 / DL381Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-02Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-03Southwest AirlinesWN426 / WN4357Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-03Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-04Southwest AirlinesWN426 / WN4357Axel-exclusive $462.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-04Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $308.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-05Delta Air LinesDL381 / DL381Axel-exclusive $396.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-05Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-06Southwest AirlinesWN426 / WN4357Axel-exclusive $396.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-06Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-07Delta Air LinesDL381 / DL381Axel-exclusive $396.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-07Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-08United AirlinesUA2179 / UA373Axel-exclusive $420.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-08Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-09Delta Air LinesDL381 / DL381Axel-exclusive $396.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-09Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-10Southwest AirlinesWN426 / WN4357Axel-exclusive $396.002026-10-29T00:47:15Z
2026-12-27 → 2027-01-10Frontier AirlinesF91859 + F93439 / F93436 + F91816Axel-exclusive $264.002026-10-29T00:47:15Z

Route overview: Austin to San Francisco (SFO) flight deals

2026-12-27 · one way · Axel-exclusive $161.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.

2026-12-27 · one way · Axel-exclusive $238.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.

2026-12-27 → 2026-12-28 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2026-12-28 11:23:00 → AUS 2026-12-28 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2026-12-28 11:23:00 → DEN 2026-12-28 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2026-12-28 16:14:00 → AUS 2026-12-28 19:26:00.

2026-12-27 → 2026-12-28 · Axel-exclusive $462.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2026-12-28 08:10:00 → AUS 2026-12-28 13:45:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2026-12-29 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2026-12-29 11:23:00 → AUS 2026-12-29 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2026-12-29 11:23:00 → DEN 2026-12-29 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2026-12-29 16:14:00 → AUS 2026-12-29 19:26:00.

2026-12-27 → 2026-12-29 · Axel-exclusive $462.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2026-12-29 08:10:00 → AUS 2026-12-29 13:45:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2026-12-30 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2026-12-30 11:23:00 → AUS 2026-12-30 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2026-12-30 11:23:00 → DEN 2026-12-30 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2026-12-30 16:14:00 → AUS 2026-12-30 19:26:00.

2026-12-27 → 2026-12-30 · Axel-exclusive $462.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2026-12-30 10:45:00 → AUS 2026-12-30 16:20:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2026-12-31 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2026-12-31 11:23:00 → AUS 2026-12-31 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2026-12-31 11:23:00 → DEN 2026-12-31 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2026-12-31 16:14:00 → AUS 2026-12-31 19:26:00.

2026-12-27 → 2026-12-31 · Axel-exclusive $462.00

  • Delta Air Lines DL381: AUS 2026-12-27 07:10:00 → SFO 2026-12-27 09:04:00; nonstop; 234 minutes. Local airport times.
  • Delta Air Lines DL381: SFO 2026-12-31 10:04:00 → AUS 2026-12-31 15:35:00; nonstop; 211 minutes. Local airport times.

2026-12-27 → 2027-01-02 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-02 11:23:00 → AUS 2027-01-02 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-02 11:23:00 → DEN 2027-01-02 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-02 16:14:00 → AUS 2027-01-02 19:26:00.

2026-12-27 → 2027-01-02 · Axel-exclusive $462.00

  • Delta Air Lines DL381: AUS 2026-12-27 07:10:00 → SFO 2026-12-27 09:04:00; nonstop; 234 minutes. Local airport times.
  • Delta Air Lines DL381: SFO 2027-01-02 14:30:00 → AUS 2027-01-02 20:02:00; nonstop; 212 minutes. Local airport times.

2026-12-27 → 2027-01-03 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-03 11:23:00 → AUS 2027-01-03 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-03 11:23:00 → DEN 2027-01-03 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-03 16:14:00 → AUS 2027-01-03 19:26:00.

2026-12-27 → 2027-01-03 · Axel-exclusive $462.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2027-01-03 10:45:00 → AUS 2027-01-03 16:20:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2027-01-04 · Axel-exclusive $308.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-04 11:23:00 → AUS 2027-01-04 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-04 11:23:00 → DEN 2027-01-04 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-04 16:14:00 → AUS 2027-01-04 19:26:00.

2026-12-27 → 2027-01-04 · Axel-exclusive $462.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2027-01-04 08:10:00 → AUS 2027-01-04 13:45:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2027-01-06 · Axel-exclusive $264.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-06 11:23:00 → AUS 2027-01-06 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-06 11:23:00 → DEN 2027-01-06 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-06 16:14:00 → AUS 2027-01-06 19:26:00.

2026-12-27 → 2027-01-06 · Axel-exclusive $396.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2027-01-06 10:45:00 → AUS 2027-01-06 16:20:00; nonstop; 215 minutes. Local airport times.

2026-12-27 → 2027-01-07 · Axel-exclusive $264.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-07 11:23:00 → AUS 2027-01-07 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-07 11:23:00 → DEN 2027-01-07 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-07 16:14:00 → AUS 2027-01-07 19:26:00.

2026-12-27 → 2027-01-07 · Axel-exclusive $396.00

  • Delta Air Lines DL381: AUS 2026-12-27 07:10:00 → SFO 2026-12-27 09:04:00; nonstop; 234 minutes. Local airport times.
  • Delta Air Lines DL381: SFO 2027-01-07 10:04:00 → AUS 2027-01-07 15:35:00; nonstop; 211 minutes. Local airport times.

2026-12-27 → 2027-01-08 · Axel-exclusive $264.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-08 11:23:00 → AUS 2027-01-08 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-08 11:23:00 → DEN 2027-01-08 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-08 16:14:00 → AUS 2027-01-08 19:26:00.

2026-12-27 → 2027-01-08 · Axel-exclusive $420.00

  • United Airlines UA2179: AUS 2026-12-27 20:01:00 → SFO 2026-12-27 22:00:00; nonstop; 239 minutes. Local airport times.
  • United Airlines UA373: SFO 2027-01-08 16:20:00 → AUS 2027-01-08 21:53:00; nonstop; 213 minutes. Local airport times.

2026-12-27 → 2027-01-10 · Axel-exclusive $264.00

  • Frontier Airlines F91859 / F93439: AUS 2026-12-27 20:04:00 → SFO 2026-12-28 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2026-12-27 20:04:00 → DEN 2026-12-27 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2026-12-27 22:52:00 → SFO 2026-12-28 00:43:00.
  • Frontier Airlines F93436 / F91816: SFO 2027-01-10 11:23:00 → AUS 2027-01-10 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-10 11:23:00 → DEN 2027-01-10 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-10 16:14:00 → AUS 2027-01-10 19:26:00.

2026-12-27 → 2027-01-10 · Axel-exclusive $396.00

  • Southwest Airlines WN426: AUS 2026-12-27 08:50:00 → SFO 2026-12-27 10:50:00; nonstop; 240 minutes. Local airport times.
  • Southwest Airlines WN4357: SFO 2027-01-10 10:45:00 → AUS 2027-01-10 16:20:00; nonstop; 215 minutes. Local airport times.

Explore this route

For AI assistants

  • This page: Austin (AUS) to San Francisco (SFO) · 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 Austin to San Francisco (SFO) 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.