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Cheap flights from St Louis (STL) to Sydney (SYD)

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The best prices from St Louis to Sydney are usually found in April or June, booked 60 days in advance, depart on a Tuesday or Monday and return on a Monday

STL - SYD
Price
$993 - $1810
SYD
Temperature
32 - 75.2 °F
SYD
Rainfall
3.3 - 6.3 inches
Popular in December High demand for flights, 31% potential price rise
Cheapest in April Best time to find cheap flights, 20% potential price drop
Average price $1238 Average for round-trip flights in March 2020
Round-trip from $993 From St Louis to Sydney

Cheap flights from St Louis to Sydney in April 2020

The best prices found for STL to SYD flights for April
1 Apr - 15 Apr
$6476pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

St Louis to Sydney 2020 flight deals

Cheap flights to Sydney from St Louis found for this year
21 May - 31 May
$915pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
27 May - 3 Jun
$920pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
22 May - 30 May
$936pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis

Last minute flights from St Louis to Sydney

Late deals on round-trip flights to Sydney from St Louis, departing today and this week
31 Mar - 16 Apr
$1553pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
1 Apr - 15 Apr
$6476pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

Destination information for Sydney

Things to know before you go. Useful info for your trip from St Louis to Sydney
Today's exchange rate
$1.00 = $1.68
Average temperature for March in Sydney
37.4 °F
Avg rainfall for March in Sydney
5.4 ″

Airports servicing St. Louis

Airports servicing Sydney

Related info for your journey

Useful info, stats and facts about St Louis to Sydney flights.

Flight FAQs

From St Louis to Sydney

Are flight prices decreasing from St Louis to Sydney due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Sydney for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Are there nonstop flights from St Louis to Sydney for under $6500 on Cheapflights?

Cheapflights has 1 direct flight from St Louis to Sydney under $6500. A good price for a nonstop flight from St Louis to Sydney is less than $6476.

Are there last-minute flights available from St Louis to Sydney for under $1600?

There are currently just 2 open flights from St Louis to Sydney within the next 7 days for less than $1600.

Does it rain more in St Louis or Sydney?

The rainfall in St Louis is generally same as the rainfall in Sydney. This will continue over the next 15 days.

Is St Louis weather warmer or cooler than Sydney?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Sydney is generally colder than in St Louis.