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Book cheap flights from St Louis, MO to Sydney from $1020

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Discover the cheapest flights from St Louis, MO to Sydney
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Fri, 3 July - Wed, 8 July
Frontier Airlines
Frontier Airlines3 stops
STL - SYD
Qantas Airways
Qantas Airways1 stop
SYD - STL
2216$
2133$
Prime price per passenger
Sat, 11 July - Sat, 18 July
Air New Zealand
Air New Zealand3 stops
STL - SYD
Qantas Airways
Qantas Airways1 stop
SYD - STL
3026$
2906$
Prime price per passenger
Thu, 2 July
Frontier Airlines
Frontier Airlines3 stops
STL - SYD
1053$
1020$
Prime price per passenger
Wed, 19 Aug
Air Canada
Air Canada1 stop
STL - SYD
1390$
1348$
Prime price per passenger
Sat, 29 Aug
Air Canada
Air Canada1 stop
STL - SYD
1402$
1367$
Prime price per passenger
Sat, 11 July
Air New Zealand
Air New Zealand3 stops
STL - SYD
1975$
1892$
Prime price per passenger
Thu, 30 July
American Airlines
American Airlines2 stops
STL - SYD
9422$
9198$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from St Louis, MO to Sydney

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of August. Take advantage of this per
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week: 17 Aug - 23 Aug
Flights from just $1,170
$1,496
$2,010
$3,245
$2,456
$2,164
$4,953
$1,403
$1,199
$1,170
$1,454
$1,706
$2,138
JuneJulyAugustSeptember
Distance: 14586 kms
St Louis, MO airports
Sydney airports
Sydney Airport (Kingsford Smith Airport) (SYD)How far from city centre: 8 kms

Get the Best Deals on Flights from St Louis, MO to Sydney

Discover the best last-minute airfares and cheap prices from St Louis, MO to Sydney with Opodo Australia. Avoid overspending on flight tickets and start planning your perfect getaway. Opodo offers a hassle-free booking experience, providing access to top airline carriers and the most competitive prices.


Find the best flights that fit your needs

When do you want to depart from St Louis, MO? Adjust your travel dates and explore a wide range of options to Sydney. With Opodo, you can find the perfect flight from our extensive selection, ensuring a seamless and enjoyable trip. Compare prices, flight durations, and amenities to choose the best option that suits your needs.


Book all in one place

But wait, there's more! Enhance your travel experience by booking a hotel and renting a car along with your flight. It's easier and often cheaper to book everything together. Choose the best offer from St Louis, MO to Sydney and get ready for an incredible journey. Enjoy your holiday, and remember to fasten your seatbelt. We’re ready for takeoff!

Frequently asked questions about flights from St Louis, MO to Sydney

How long does the flight take to go from St Louis, MO to Sydney?
The total flight time between St Louis, MO and Sydney is of around 19 h and 16 m on average, considering an average distance of 14,585.84 km, for both direct and indirect flights for the route (which may have 1 or more stops in other cities in between).
On average, how much is the price of a flight from St Louis, MO to Sydney?
When you fly from St Louis, MO to Sydney the average price is $2585. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
How can I find cheap flights from St Louis, MO to Sydney at Opodo?
The cheapest price for a flight from St Louis, MO to Sydney is $1020. At Opodo we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When is the best time to book a flight from St Louis, MO to Sydney?
The most popular months to book a trip from St Louis, MO to Sydney are August, September and February, based on the searches of our customers.
When is the best time to travel from St Louis, MO to Sydney?
The best time of the year to go to Sydney when flying from St Louis, MO depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, December is the top 1º month to fly to Sydney from St Louis, MO in terms of searches from our customer, followed by May and July. If you prefer to avoid high peaks of turism, however, and escape a crowded period, March, February and October are the months with less volume of searchs for the route St Louis, MO - Sydney.
How is the weather in Sydney compared to St Louis, MO?
While in St Louis, MO temperatures can reach an average of 26º ºC in summer, Sydney's temperatures can rise to 23º ºC during the hot season. In winter, however, weather data show around 14º ºC in Sydney, compared to the 1º ºC average in St Louis, MO.

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