Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system
Find St. Louis to Sydney flights starting at CAD 359.
We've found these cheap flights for you. You can book one-way or return flight tickets.
- One way
- Round-trip
- STL06:0237h 3m2 stopsYQY21:05Sat, Oct 26|St. Louis - Sydney|United AirlinesCAD 359CAD 69749% OFF49% OFFCAD 697CAD 359
- STL06:0226h 43m2 stopsYQY10:45Thu, Oct 24|St. Louis - Sydney|United AirlinesCAD 613CAD 69712% OFF12% OFFCAD 697CAD 613
- STL13:003h 5mDirectYQY14:00Sun, Oct 6|St. Louis - Sydney|United AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
When is the cheapest time to fly from St. Louis to Sydney?
We monitor flight fares to help you find the best deals effortlessly
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find Cheapest Airlines Flying from St. Louis to Sydney
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
United Airlines
From CAD 359
ANA airlines
Find more flights and airlines
Alternative Routes for St. Louis to Sydney Flights
Searching for potential routes that might be cheaper and faster? Check out these alternative flights from St. Louis to Sydney.
- CheapestSTL06:0237h 3m2 transferYQY21:05St. Louis Lambert International Airport - Sydney AirportSat, Oct 26United AirlinesCAD 359
- STL06:0237h 3m2 transferYQY21:05St. Louis Lambert International Airport - Sydney AirportSat, Oct 26United AirlinesCAD 359Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from St. Louis to Sydney
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Sydney. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information for St. Louis to Sydney Flights
Off-season travel month | October |
---|---|
Peak season for travel | May |
Flight distance | 2,594.86km |
Popular airline | United Airlines |
Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.
Site Operator: Trip.com Travel Singapore Pte. Ltd.