Travel with Axel,
get the best price.

San Francisco → Sydney

Dec 21, 2026 · return Dec 31, 2026

SFO → SYD1 adulteconomyRound trip

7 flight options · 6 airlines

Nonstop flights

Mon, Dec 21 – Thu, Dec 31

United Airlines
11:10 pmSFO
15h 10m
Nonstop
9:20 am+2SYD
United Airlines
11:50 amSYD
13h 40m
Nonstop
6:30 amSFO

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Thu, Dec 31

Fiji Airways
10:05 pmSFO
19h 30m
NAN · 3h 45m
12:35 pm+2SYD
Fiji Airways
2:00 pmSYD
17h 35m
NAN · 2h 55m
12:35 pmSFO

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

Air New Zealand
7:50 pmSFO
19h 45m
AKL · 3h 15m
10:35 am+2SYD
Air New Zealand
7:30 amSYD
18h 35m
AKL · 3h 5m
7:05 amSFO

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

American Airlines
6:25 pmSFO
19h 35m
LAX · 2h 34m
9:00 am+2SYD
American Airlines
11:20 amSYD
18h 6m
LAX · 2h 40m
10:26 amSFO

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

Alaska Airlines
6:08 pmSFO
19h 52m
LAX · 3h 6m
9:00 am+2SYD
United Airlines
11:50 amSYD
13h 40m
Nonstop
6:30 amSFO

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

Qantas
8:45 pmSFO
14h 40m
Nonstop
6:25 am+2SYD
Qantas
11:15 amSYD
18h 11m
LAX · 3h
10:26 amSFO

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 31

Alaska Airlines
3:03 pmSFO
20h 32m
LAS · 3h 37m
6:35 am+2SYD
United Airlines
11:50 amSYD
13h 40m
Nonstop
6:30 amSFO

Round-trip total · 1 adult · Taxes included

Make this trip yours

SFO ⇄ SYD

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 → 2026-12-31United AirlinesUA863 / UA870$2025.002026-10-29T01:19:50Z
2026-12-21 → 2026-12-31Fiji AirwaysFJ871 + FJ911 / FJ910 + FJ870$1512.002026-10-29T01:19:50Z
2026-12-21 → 2026-12-31Air New ZealandNZ7 + NZ103 / NZ110 + UA916$1822.502026-10-29T01:19:50Z
2026-12-21 → 2026-12-31American AirlinesAA6285 + AA73 / AA72 + AS307$1890.002026-10-29T01:19:50Z
2026-12-21 → 2026-12-31Alaska Airlines / United AirlinesAS204 + AA73 / UA870$1957.502026-10-29T01:19:50Z
2026-12-21 → 2026-12-31QantasQF74 / QF11 + AS307$2004.752026-10-29T01:19:50Z
2026-12-21 → 2026-12-31Alaska Airlines / United AirlinesAS776 + QF56 / UA870$1957.502026-10-29T01:19:50Z

2026-12-21 → 2026-12-31 · $2025.00

  • United Airlines UA863: SFO 2026-12-21 23:10:00 → SYD 2026-12-23 09:20:00; nonstop; 910 minutes. Local airport times.
  • United Airlines UA870: SYD 2026-12-31 11:50:00 → SFO 2026-12-31 06:30:00; nonstop; 820 minutes. Local airport times.

2026-12-21 → 2026-12-31 · $1512.00

  • Fiji Airways FJ871 / FJ911: SFO 2026-12-21 22:05:00 → SYD 2026-12-23 12:35:00; 1 stop(s) via NAN; 1170 minutes. Local airport times.
    • FJ871: SFO 2026-12-21 22:05:00 → NAN 2026-12-23 05:15:00; layover at NAN: 225 minutes.
    • FJ911: NAN 2026-12-23 09:00:00 → SYD 2026-12-23 12:35:00.
  • Fiji Airways FJ910 / FJ870: SYD 2026-12-31 14:00:00 → SFO 2026-12-31 12:35:00; 1 stop(s) via NAN; 1055 minutes. Local airport times.
    • FJ910: SYD 2026-12-31 14:00:00 → NAN 2026-12-31 19:05:00; layover at NAN: 175 minutes.
    • FJ870: NAN 2026-12-31 22:00:00 → SFO 2026-12-31 12:35:00.

2026-12-21 → 2026-12-31 · $1822.50

  • Air New Zealand NZ7 / NZ103: SFO 2026-12-21 19:50:00 → SYD 2026-12-23 10:35:00; 1 stop(s) via AKL; 1185 minutes. Local airport times.
    • NZ7: SFO 2026-12-21 19:50:00 → AKL 2026-12-23 05:45:00; layover at AKL: 195 minutes.
    • NZ103: AKL 2026-12-23 09:00:00 → SYD 2026-12-23 10:35:00.
  • Air New Zealand NZ110 / UA916: SYD 2026-12-31 07:30:00 → SFO 2026-12-31 07:05:00; 1 stop(s) via AKL; 1115 minutes. Local airport times.
    • NZ110: SYD 2026-12-31 07:30:00 → AKL 2026-12-31 12:45:00; layover at AKL: 185 minutes.
    • UA916: AKL 2026-12-31 15:50:00 → SFO 2026-12-31 07:05:00.

2026-12-21 → 2026-12-31 · $1890.00

  • American Airlines AA6285 / AA73: SFO 2026-12-21 18:25:00 → SYD 2026-12-23 09:00:00; 1 stop(s) via LAX; 1175 minutes. Local airport times.
    • AA6285: SFO 2026-12-21 18:25:00 → LAX 2026-12-21 20:06:00; layover at LAX: 154 minutes.
    • AA73: LAX 2026-12-21 22:40:00 → SYD 2026-12-23 09:00:00.
  • American Airlines AA72 / AS307: SYD 2026-12-31 11:20:00 → SFO 2026-12-31 10:26:00; 1 stop(s) via LAX; 1086 minutes. Local airport times.
    • AA72: SYD 2026-12-31 11:20:00 → LAX 2026-12-31 06:20:00; layover at LAX: 160 minutes.
    • AS307: LAX 2026-12-31 09:00:00 → SFO 2026-12-31 10:26:00.

2026-12-21 → 2026-12-31 · $1957.50

  • Alaska Airlines AS204 / AA73: SFO 2026-12-21 18:08:00 → SYD 2026-12-23 09:00:00; 1 stop(s) via LAX; 1192 minutes. Local airport times.
    • AS204: SFO 2026-12-21 18:08:00 → LAX 2026-12-21 19:34:00; layover at LAX: 186 minutes.
    • AA73: LAX 2026-12-21 22:40:00 → SYD 2026-12-23 09:00:00.
  • United Airlines UA870: SYD 2026-12-31 11:50:00 → SFO 2026-12-31 06:30:00; nonstop; 820 minutes. Local airport times.

2026-12-21 → 2026-12-31 · $2004.75

  • Qantas QF74: SFO 2026-12-21 20:45:00 → SYD 2026-12-23 06:25:00; nonstop; 880 minutes. Local airport times.
  • Qantas QF11 / AS307: SYD 2026-12-31 11:15:00 → SFO 2026-12-31 10:26:00; 1 stop(s) via LAX; 1091 minutes. Local airport times.
    • QF11: SYD 2026-12-31 11:15:00 → LAX 2026-12-31 06:00:00; layover at LAX: 180 minutes.
    • AS307: LAX 2026-12-31 09:00:00 → SFO 2026-12-31 10:26:00.

2026-12-21 → 2026-12-31 · $1957.50

  • Alaska Airlines AS776 / QF56: SFO 2026-12-21 15:03:00 → SYD 2026-12-23 06:35:00; 1 stop(s) via LAS; 1232 minutes. Local airport times.
    • AS776: SFO 2026-12-21 15:03:00 → LAS 2026-12-21 16:43:00; layover at LAS: 217 minutes.
    • QF56: LAS 2026-12-21 20:20:00 → SYD 2026-12-23 06:35:00.
  • United Airlines UA870: SYD 2026-12-31 11:50:00 → SFO 2026-12-31 06:30:00; nonstop; 820 minutes. Local airport times.

More dates for this route