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Saint Louis → Sydney

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STL → SYD1 adulteconomy

3 flight options · 1 airline

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

United Airlines
3:00 pmSTL
23h
IAH · 3h
7:00 am+2SYD
United Airlines
11:50 amSYD
21h 36m
SFO · 3h 43m
4:26 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
3:00 pmSTL
23h
IAH · 3h
7:00 am+2SYD
United Airlines
11:50 amSYD
21h 36m
SFO · 3h 43m
4:26 pmSTL

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

United Airlines
3:00 pmSTL
23h
IAH · 3h
7:00 am+2SYD

One-way total · 1 adult · Taxes included

Make this trip yours

STL ⇄ SYD

Economy

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

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  • 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.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
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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

Nov 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)
2026-11-20 · one wayUnited AirlinesUA6265 + UA101$1180.002026-10-29T01:29:06Z
2026-11-20 → 2026-11-23United AirlinesUA6265 + UA101 / UA870 + UA6046$1680.002026-10-29T01:29:06Z
2026-11-27 → 2026-12-04United AirlinesUA6265 + UA101 / UA870 + UA6046$1680.002026-10-29T01:29:06Z

2026-11-20 · one way · $1180.00

  • United Airlines UA6265 / UA101: STL 2026-11-20 15:00:00 → SYD 2026-11-22 07:00:00; 1 stop(s) via IAH; 1380 minutes. Local airport times.
    • UA6265: STL 2026-11-20 15:00:00 → IAH 2026-11-20 17:25:00; layover at IAH: 180 minutes.
    • UA101: IAH 2026-11-20 20:25:00 → SYD 2026-11-22 07:00:00.

2026-11-20 → 2026-11-23 · $1680.00

  • United Airlines UA6265 / UA101: STL 2026-11-20 15:00:00 → SYD 2026-11-22 07:00:00; 1 stop(s) via IAH; 1380 minutes. Local airport times.
    • UA6265: STL 2026-11-20 15:00:00 → IAH 2026-11-20 17:25:00; layover at IAH: 180 minutes.
    • UA101: IAH 2026-11-20 20:25:00 → SYD 2026-11-22 07:00:00.
  • United Airlines UA870 / UA6046: SYD 2026-11-23 11:50:00 → STL 2026-11-23 16:26:00; 1 stop(s) via SFO; 1296 minutes. Local airport times.
    • UA870: SYD 2026-11-23 11:50:00 → SFO 2026-11-23 06:30:00; layover at SFO: 223 minutes.
    • UA6046: SFO 2026-11-23 10:13:00 → STL 2026-11-23 16:26:00.

2026-11-27 → 2026-12-04 · $1680.00

  • United Airlines UA6265 / UA101: STL 2026-11-27 15:00:00 → SYD 2026-11-29 07:00:00; 1 stop(s) via IAH; 1380 minutes. Local airport times.
    • UA6265: STL 2026-11-27 15:00:00 → IAH 2026-11-27 17:25:00; layover at IAH: 180 minutes.
    • UA101: IAH 2026-11-27 20:25:00 → SYD 2026-11-29 07:00:00.
  • United Airlines UA870 / UA6046: SYD 2026-12-04 11:50:00 → STL 2026-12-04 16:26:00; 1 stop(s) via SFO; 1296 minutes. Local airport times.
    • UA870: SYD 2026-12-04 11:50:00 → SFO 2026-12-04 06:30:00; layover at SFO: 223 minutes.
    • UA6046: SFO 2026-12-04 10:13:00 → STL 2026-12-04 16:26:00.

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