Cheap flights from St. Louis to Australia from $1,249

Return
1 adult
Economy
0 bags
From?
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Sun 21/8
Sun 28/8

Deals available from 900+ travel sites.

Flight information for St. Louis to Australia

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Australia

Fastest flight time

25h 34m

Direct flights

None
The fastest flight from St. Louis to Australia takes 25h 34m
There are no direct flights from St. Louis to Australia. Popular non-direct routes for this connection are Lambert-St Louis Airport - Sydney Kingsford Smith Airport, Lambert-St Louis Airport - Melbourne Airport and Lambert-St Louis Airport - Brisbane Airport.

How to get the cheapest flight ticket from St. Louis to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Australia from St. Louis?

United Airlines

United Airlines is the most popular carrier operating from St. Louis to Australia

What is the cheapest St. Louis to Australia flight route?

Lambert-St Louis - Sydney Kingsford Smith

Fly from Lambert-St Louis to Sydney Kingsford Smith for the best St. Louis - Australia flight prices


Easily compare return flights from St. Louis to Australia

Below you can see the best fares for your return flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Australia by changing tabs
Multiple Airlines
5 Nov.
STL12:00Lambert-St Louis
49h 50m
2 stops
SYD12:50Sydney Kingsford Smith
12 Nov.
SYD16:35Sydney Kingsford Smith
58h 27m
2 stops
STL03:02Lambert-St Louis
ANA
22 Nov.
STL01:25Lambert-St Louis
34h 30m
2 stops
SYD11:55Sydney Kingsford Smith
2 Dec.
SYD16:35Sydney Kingsford Smith
32h 15m
2 stops
STL00:50Lambert-St Louis
Air Canada
12 Feb.
STL11:00Lambert-St Louis
48h 30m
2 stops
SYD11:30Sydney Kingsford Smith
7 Mar.
SYD06:25Sydney Kingsford Smith
27h 02m
2 stops
STL09:27Lambert-St Louis
Qantas Airways
5 Nov.
STL11:01Lambert-St Louis
25h 59m
1 stop
SYD12:00Sydney Kingsford Smith
12 Nov.
SYD06:15Sydney Kingsford Smith
29h 38m
1 stop
STL11:53Lambert-St Louis
United Airlines
23 Oct.
STL03:33Lambert-St Louis
32h 27m
2 stops
SYD12:00Sydney Kingsford Smith
20 Nov.
SYD06:30Sydney Kingsford Smith
22h 22m
2 stops
STL04:52Lambert-St Louis
American Airlines
5 Nov.
STL11:01Lambert-St Louis
25h 59m
1 stop
SYD12:00Sydney Kingsford Smith
12 Nov.
SYD06:15Sydney Kingsford Smith
25h 01m
2 stops
STL07:16Lambert-St Louis

Find the cheapest one-way flights from St. Louis to Australia

If you're looking for one-way flights from St. Louis to Australia, view some of our deals below provided by Air New Zealand, American Airlines and Cathay Pacific
Multiple Airlines
29 Aug.
STL17:12Lambert-St Louis
51h 23m
3 stops
MEL20:35Melbourne
Cathay Pacific
29 Sep.
STL15:45Lambert-St Louis
48h 05m
2 stops
SYD15:50Sydney Kingsford Smith
Air New Zealand
29 Aug.
STL14:22Lambert-St Louis
25h 28m
2 stops
MEL15:50Melbourne

Best airlines flying from St. Louis to Australia

Compare and see reviews for airlines that fly from St. Louis to Australia with momondo
AirlineRatingFree cancellationPrice
United AirlinesPriceFrom $2,005Free cancellationRating
7.1
Search United Airlines flights

ANA flights from St. Louis to Australia

Our best ANA deals on St. Louis to Australia flight tickets
ANA
22 Nov.
STL01:25Lambert-St Louis
34h 30m
2 stops
SYD11:55Sydney Kingsford Smith
2 Dec.
SYD16:35Sydney Kingsford Smith
32h 15m
2 stops
STL00:50Lambert-St Louis
ANA
15 Dec.
STL06:45Lambert-St Louis
29h 10m
2 stops
SYD11:55Sydney Kingsford Smith
26 Dec.
SYD16:35Sydney Kingsford Smith
31h 35m
2 stops
STL00:10Lambert-St Louis

Air Canada flights from St. Louis to Australia

Our best Air Canada deals on St. Louis to Australia flight tickets
Air Canada
12 Feb.
STL11:00Lambert-St Louis
48h 30m
2 stops
SYD11:30Sydney Kingsford Smith
7 Mar.
SYD06:25Sydney Kingsford Smith
27h 02m
2 stops
STL09:27Lambert-St Louis
Air Canada
3 Sep.
STL12:10Lambert-St Louis
47h 25m
2 stops
BNE11:35Brisbane
16 Sep.
BNE06:15Brisbane
24h 14m
2 stops
STL06:29Lambert-St Louis

  • Are airlines flying from Lambert-St Louis to Australia offering flexible changes due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from Lambert-St Louis to Australia, such as United Airlines may have flexible change policies in place. Use our site to search for all of the airlines offering this flexibility to you.



Alternative routes for St. Louis to Australia

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Kansas City to Sydney Flights
Fastest flight time20h 30m
Cheapest price$2,141
St. Louis to Sydney Flights
Fastest flight time29h 43m
Cheapest price$1,849
St. Louis to Brisbane Flights
Fastest flight time30h 55m
Cheapest price$3,620
Kansas City to Melbourne Flights
Fastest flight time25h 15m
Cheapest price$2,568
St. Louis to Melbourne Flights
Fastest flight time28h 05m
Cheapest price$2,308
Kansas City to Brisbane Flights
Fastest flight time22h 54m
Cheapest price$2,432
St. Louis to Perth Flights
Fastest flight time65h 34m
Cheapest price$5,144

Similar St. Louis to Australia flights

Flexible with your destination? Broaden your search and find flights similar to your St. Louis to Australia route

Why use momondo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Australia. momondo saves you time and could save you money on your trip.

All flight searches from St. Louis to Australia on momondo can be filtered to show those which offer flexible booking policies.

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Australia.

Price alerts on flights to Australia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


Here's why travellers choose to use momondo
Flexible Travel
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