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>

$811 Cheap Flights from Missouri to Sydney

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

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Cheapest return fare

$1,414

Typical prices: $2,171-$2,276

Qantas Airways

Sun 15/3Tue 24/3

STL - SYD • 1 stop

Cheapest one-way flight

$811

Typical prices: $942-$1,466

Multiple Airlines

Thu 12/2

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!

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

Sun, 15 Mar - Tue, 24 Mar

06:38 - 09:00

STL

SYD

34h 22m1 stop

17:50 - 17:13

SYD

STL

39h 23m2 stops

$1,414Qantas Airways

Sat, 21 Feb - Sat, 28 Feb

06:30 - 09:10

STL

SYD

57h 40m2 stops

17:45 - 23:48

SYD

STL

23h 03m1 stop

$1,424Qantas Airways

Sat, 7 Mar - Sat, 14 Mar

15:31 - 07:35

STL

SYD

47h 04m2 stops

11:20 - 23:59

SYD

STL

28h 39m1 stop

$1,512Qantas Airways

Sat, 7 Mar - Sat, 14 Mar

15:31 - 07:35

STL

SYD

47h 04m2 stops

11:20 - 23:59

SYD

STL

28h 39m1 stop

$1,513Qantas Airways

Thu, 5 Feb - Thu, 12 Feb

07:04 - 07:35

STL

SYD

55h 31m2 stops

11:20 - 23:48

SYD

STL

29h 28m1 stop

$1,632Qantas Airways

Sat, 14 Mar - Mon, 23 Mar

16:05 - 08:35

STL

SYD

48h 30m2 stops

10:25 - 15:29

SYD

STL

45h 04m2 stops

$1,724Air Canada

Sat, 7 Mar - Sat, 14 Mar

16:05 - 08:35

STL

SYD

47h 30m2 stops

10:20 - 15:29

SYD

STL

45h 09m2 stops

$1,787Air Canada

Tue, 3 Feb - Tue, 10 Feb

07:00 - 07:25

MCI

SYD

31h 25m2 stops

06:20 - 23:33

SYD

MCI

34h 13m3 stops

$1,816Multiple Airlines

Sat, 7 Feb - Sat, 21 Feb

15:46 - 06:50

MCI

SYD

22h 04m1 stop

10:40 - 14:51

SYD

MCI

21h 11m1 stop

$1,853Delta

Sat, 7 Feb - Sat, 21 Feb

12:20 - 06:50

MCI

SYD

25h 30m2 stops

14:15 - 20:39

SYD

MCI

23h 24m2 stops

$1,859Delta

Useful Info

Low season	March
High season	December
Cheapest flight	$811

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

Most popular time to fly (14% 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

Parramatta

Katoomba

Penrith

Leura

Terrigal

Manly

Coogee

Cronulla

Bondi Beach

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

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Return flight deals

Information on the airport you'll fly into in Sydney

Sydney (SYD)

$833 Find Cheap Flights from Missouri to Sydney

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

Everything you should know

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

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