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Cheap Flights from St Louis to Sydney, AU, Australia - STL to SYD Last modified: May 29, 2016 1:49 AM

Popular flights from St Louis to Sydney Last modified: May 29, 2016 1:49 AM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 27, 2016 Jul 4, 2016 $1,482
American Airlines
Departure Date Return Date Lowest Price
Sep 1, 2016 Sep 11, 2016 $1,396
Sep 12, 2016 Sep 29, 2016 $1,396
Sep 13, 2016 Oct 1, 2016 $1,396
Qantas Airways
Departure Date Return Date Lowest Price
Sep 21, 2016 Sep 30, 2016 $1,394
Sep 23, 2016 Sep 30, 2016 $1,394
United Airlines
Departure Date Return Date Lowest Price
Jun 14, 2016 Jun 23, 2016 $1,394
Jun 20, 2016 Jul 4, 2016 $1,394
Jun 27, 2016 Jul 4, 2016 $1,394
Aug 1, 2016 Aug 8, 2016 $1,394
Aug 5, 2016 Aug 16, 2016 $1,394
Virgin Australia
Departure Date Return Date Lowest Price
Jul 27, 2016 Aug 6, 2016 $1,398
Sep 10, 2016 Sep 24, 2016 $1,398
Sep 12, 2016 Sep 29, 2016 $1,398
Sep 13, 2016 Oct 1, 2016 $1,398
Sep 21, 2016 Sep 28, 2016 $1,398

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 $1,396.

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
$1,394 $1,394 $1,397 $1,396 $1,394 $1,398 $1,397

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
June St Louis Sydney United 6/14/16 6/23/16 1 $1,394
July St Louis Sydney American 7/3/16 7/17/16 1 $1,397
August St Louis Sydney United 8/1/16 8/8/16 1 $1,394
September St Louis Sydney Qantas 9/21/16 9/30/16 1 $1,394
October St Louis Sydney United 10/5/16 10/19/16 1 $1,394
November St Louis Sydney United 11/1/16 11/9/16 1 $1,394
December St Louis Sydney Qantas 12/5/16 12/13/16 2 $2,069
January St Louis Sydney Qantas 1/30/17 2/13/17 1 $1,611

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 $1,027.

The average price for round trip flights from St Louis to Sydney is $1,396.

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) Number of flights searched: 267Last modified: May 29, 2016 1:49 AM

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 DTW / 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, Alaska, United $219
St Louis to Dallas - Ft Worth American, Alaska, United $209
St Louis to Atlanta American, Alaska, Frontier, United $78
St Louis to Los Angeles American, Alaska, Frontier, United $244
St Louis to New York American, Alaska, United $235
St Louis to Las Vegas American, Alaska, Frontier, United $108
St Louis to Phoenix American, Alaska, Frontier, United $244
St Louis to Denver American, Alaska, Frontier, United $108
St Louis to San Francisco American, Alaska, Frontier, United $244
St Louis to Seattle American, Alaska, Frontier, United $261
St Louis to Houston American, Alaska, United $310
St Louis to Miami American, Alaska, United $362
St Louis to Orlando American, Alaska, JetBlue, Frontier, United $128

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Melbourne American, Alaska, Qantas, United, Virgin Australia $1,386
St Louis to Brisbane American, Alaska, Hawaiian, Qantas, United, Virgin Australia $1,400
St Louis to Gold Coast American, Alaska, Qantas, United, Virgin Australia Check Dates
St Louis to Auckland American, Alaska, Hawaiian, Air New Zealand, United $1,420
St Louis to Manila American, Alaska, Philippine, United $985
St Louis to Adelaide American, Alaska, Qantas, United, Virgin Australia $1,512
St Louis to Bangkok American, Alaska, Bangkok, Thai, United $1,051
St Louis to Christchurch American, Hawaiian, Air New Zealand, United $1,570
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 $1,189
St Louis to Cairns American, Alaska, Qantas, United, Virgin Australia $1,482
St Louis to Seoul American, Alaska, Hawaiian, Korean, Asiana, United $1,194

Cheap International Flights to Sydney - SYD

FlightsAirlineLowest Price
Springfield to Sydney American, Qantas, United, Virgin Australia $1,398
Moline to Sydney American, Hawaiian, Qantas, United, Virgin Australia $1,398
Peoria to Sydney American, Hawaiian, Qantas, United, Virgin Australia $1,398
Springfield to Melbourne American, Qantas, United, Virgin Australia Check Dates
Springfield to Brisbane American, Qantas, United, Virgin Australia Check Dates
Cheap Flights from St Louis to Sydney, AU, Australia, from $1,394 Round trip from STL to SYD