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Cheap Flights from St Louis to Sydney, AU, Australia - STL to SYD

Popular flights from St Louis to Sydney

If your flight days are flexible and you looking for a good deal, our charts on cheap flights provide some insight regarding affordable flight options for your next big adventure.

American Airlines
Departure Date Return Date Lowest Price
May 16, 2016 May 31, 2016 $1,240
Qantas Airways
Departure Date Return Date Lowest Price
Mar 5, 2016 Mar 13, 2016 $1,228
United Airlines
Departure Date Return Date Lowest Price
Feb 22, 2016 Mar 8, 2016 $1,204
May 10, 2016 May 24, 2016 $1,204
Virgin Australia
Departure Date Return Date Lowest Price
Feb 22, 2016 Mar 8, 2016 $1,209
Apr 21, 2016 May 10, 2016 $1,209
Apr 21, 2016 May 11, 2016 $1,209
May 10, 2016 May 24, 2016 $1,209
May 17, 2016 Jun 1, 2016 $1,209

How Much Does it Cost to Fly from St Louis to Sydney (STL to SYD)?

We have collected flight cost data from across the web for travel from St Louis to Sydney, and have found the average flight price for this trip to be $1,225.

When Can I Buy the Cheapest Flight from St Louis to Sydney (STL to SYD)?

Airlines can adjust prices for plane tickets from St Louis to Sydney based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from St Louis to Sydney

The chart below shows up-to-date information regarding the cheapest days to fly from St Louis to Sydney.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$1,204 $1,204 $1,248 $1,209 $1,246 $1,228 $1,242

Lowest Fares Chart By Month from St Louis to Sydney

The chart below shows the lowest fare by month when flying from St Louis to Sydney.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February St Louis Sydney United 2/22/16 3/8/16 1 $1,204
March St Louis Sydney Qantas 3/5/16 3/13/16 2 $1,228
April St Louis Sydney United 4/21/16 5/11/16 2 $1,209
May St Louis Sydney United 5/10/16 5/24/16 1 $1,204
June St Louis Sydney Virgin Australia 6/1/16 6/15/16 2 $1,209
July St Louis Sydney United 7/25/16 8/2/16 1 $1,210
August St Louis Sydney United 8/1/16 8/9/16 1 $1,210
September St Louis Sydney United 9/5/16 9/20/16 1 $1,204

Round Trip vs One Way Flights from St Louis to Sydney (STL to SYD)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Sydney. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Sydney is $1,972.

The average price for round trip flights from St Louis to Sydney is $1,272.

St Louis to Sydney Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from St Louis to Sydney?
Answer: Los Angeles, CA

Airlines Flying from St Louis to Sydney (STL to SYD)

Below are the different airlines that fly from St Louis to Sydney with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from St Louis to Sydney.

St Louis to Sydney
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American LAX X X X X X X X
American PHX / LAX X X X X X X X
Air Canada YYZ / YVR X X X X X X X
Delta ATL / LAX X X X X X X X
United SFO X X X X X X X
United ORD / SFO X X X X X X X

Airports for Your Route

These pages contain information about the major airports in St Louis and Sydney, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Chicago American, United $207
St Louis to Dallas - Ft Worth American, Alaska, United $203
St Louis to Atlanta American, Alaska, Frontier, United $106
St Louis to Los Angeles American, Alaska, Frontier, United $244
St Louis to New York American, Alaska, United $245
St Louis to Las Vegas American, Alaska, Frontier, United $106
St Louis to Phoenix American, Alaska, Frontier, United $238
St Louis to Denver American, Frontier, United $108
St Louis to San Francisco American, Alaska, Frontier, United $236
St Louis to Seattle American, Alaska, Frontier, United $244
St Louis to Houston American, United $293
St Louis to Miami American, Frontier, United $272
St Louis to Orlando American, Frontier, United $124

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Melbourne American, Alaska, Qantas, United, Virgin Australia $1,256
St Louis to Brisbane American, Alaska, Hawaiian, Qantas, United, Virgin Australia $1,210
St Louis to Gold Coast American, Alaska, Qantas, United, Virgin Australia $1,391
St Louis to Auckland American, Alaska, Hawaiian, Air New Zealand, United $1,455
St Louis to Manila American, Alaska, Philippine, United $863
St Louis to Adelaide American, Qantas, United, Virgin Australia $1,415
St Louis to Bangkok American, Alaska, Thai, United $840
St Louis to Christchurch American, Alaska, Air New Zealand, United $2,060
St Louis to Beijing American, Alaska, Air China, China Southern, Hawaiian, Hainan, China Eastern, United $723
St Louis to Tokyo American, Alaska, Hawaiian, JAL, All Nippon, United $1,219
St Louis to Cairns American, Alaska, Qantas, United, Virgin Australia $1,439
St Louis to Seoul American, Alaska, Korean, Asiana, United $908

Cheap International Flights to Sydney - SYD

FlightsAirlineLowest Price
Springfield to Sydney American, Alaska, Hawaiian, Qantas, United, Virgin Australia $1,215
Moline to Sydney American, Hawaiian, Qantas, United, Virgin Australia $1,215
Peoria to Sydney American, Hawaiian, Qantas, United, Virgin Australia Check Dates
Springfield to Melbourne American, Alaska, Qantas, United, Virgin Australia $1,202
Springfield to Brisbane American, Alaska, Qantas, United, Virgin Australia $1,455
Cheap Flights from St Louis to Sydney, AU, Australia, from $1,204 Round trip from STL to SYD