How does KAYAK find such low prices on flights from Missouri to Sydney?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Sydney. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Sydney?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Missouri to Sydney?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Missouri with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Sydney?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$866 CHEAP FLIGHTS from Missouri to Sydney

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Flight Deals

Cheap Flights from Missouri to Sydney

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Missouri to Sydney that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Missouri to Sydney

Wed, 5 Nov - Sun, 23 Nov

07:00 - 09:50STL-SYD

33h 50m2 stops

14:05 - 16:32SYD-STL

19h 27m1 stop

$1,655Qantas Airways

Find Deal

Fri, 31 Oct - Fri, 7 Nov

15:03 - 06:55MCI-SYD

23h 52m1 stop

06:05 - 16:43SYD-MCI

27h 38m2 stops

$1,673Qantas Airways

Find Deal

Tue, 11 Nov - Tue, 25 Nov

17:58 - 12:30STL-SYD

25h 32m2 stops

14:10 - 19:30SYD-STL

22h 20m2 stops

$1,716Fiji Airways

Find Deal

Sat, 1 Nov - Wed, 5 Nov

13:47 - 08:35MCI-SYD

26h 48m2 stops

11:20 - 20:47SYD-MCI

26h 27m2 stops

$1,752Air Canada

Find Deal

Fri, 31 Oct - Fri, 7 Nov

06:00 - 08:35MCI-SYD

34h 35m2 stops

11:20 - 16:05SYD-MCI

45h 45m2 stops

$1,769Air Canada

Find Deal

Tue, 20 Jan - Fri, 20 Feb

12:11 - 06:55MCI-SYD

25h 44m1 stop

17:45 - 22:21SYD-MCI

21h 36m2 stops

$1,808American Airlines

Find Deal

Tue, 20 Jan - Sat, 31 Jan

15:03 - 07:25MCI-SYD

23h 22m2 stops

11:15 - 20:08SYD-MCI

25h 53m2 stops

$1,824American Airlines

Find Deal

Thu, 30 Oct - Thu, 6 Nov

08:10 - 07:00MCI-SYD

30h 50m1 stop

11:20 - 21:50SYD-MCI

27h 30m2 stops

$1,842United Airlines

Find Deal

Wed, 1 Oct - Fri, 17 Oct

16:44 - 07:00MCI-SYD

23h 16m2 stops

10:30 - 17:26SYD-MCI

22h 56m2 stops

$1,848United Airlines

Find Deal

Tue, 25 Nov - Mon, 15 Dec

18:13 - 21:50STL-SYD

34h 37m2 stops

14:00 - 23:57SYD-STL

26h 57m2 stops

$2,103Fiji Airways

Find Deal

Cheapest return fare

$1,655

Typical prices: $2,025-2607

Qantas Airways

Wed 5/11Sun 23/11

STL - SYD • 2 stops

Cheapest one-way flight

$866

Multiple Airlines

Tue 18/11

STL - SYD • 2 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Sydney!

Useful Info

Low season	March
High season	December
Cheapest flight	$866

Best time to beat the crowds (6% less expensive on average)

Most popular time to fly (40% more expensive on average)

Flight from St. Louis to Sydney

How does KAYAK find such low prices on flights from Missouri to Sydney?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Sydney.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Sydney?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Sydney?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Sydney?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Wollongong

Katoomba

Parramatta

Penrith

Terrigal

Leura

Manly

Cronulla

Bondi Beach

Coogee

Randwick

Lithgow

Charlestown

Newport

Swansea

Brooklyn

Everything you need to know for your flight to Sydney

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Sydney

Sydney (SYD)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

$866 Find Cheap Flights from Missouri to Sydney

KAYAK searches hundreds of travel sites at once for deals on flights to Sydney

Cheap Flights from Missouri to Sydney

Recent return flight deals from Missouri to Sydney

Recent one-way flight deals from Missouri to Sydney

Recent last minute flight deals from Missouri to Sydney

Everything you should know

Good to know

FAQs for booking flights from Missouri to Sydney

How does KAYAK find such low prices on flights from Missouri to Sydney?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Sydney.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Sydney?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to Sydney?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Sydney?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Sydney?

Everything you need to know for your flight to Sydney

Information on the airport you'll fly into in Sydney

Cabin class types available on flights to Missouri

Complete your trip to Sydney with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Sydney

Choose which airport to fly into in SydneySydney

Find deals for your return flight