Cheapest one-way flights from St. Louis to Sydney in January from $1003

Best time to book flights for St. Louis (STL) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from St. Louis (STL) to Sydney (SYD) in January 2025 (see full year).

One-Way flights

19 Jan United
12 Jan ANA

Also check the deals for return flights from St. Louis to Sydney in January.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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