Which airlines fly to Missouri?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Missouri from Sydney according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Missouri. Keep in mind that there are 3 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sydney Kingsford Smith to Missouri?

United Airlines, Delta, and American Airlines are the most popular carriers operating from Sydney Kingsford Smith to Missouri

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Missouri?

Prices for flights from Sydney Kingsford Smith Airport to Missouri are refreshed on a daily basis.

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Missouri?

The number of operators available for flights from Sydney Kingsford Smith Airport to Missouri is 3 as of September 2026.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Missouri?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Missouri.

What documentation or ID do you need to fly to Missouri?

The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$847 Cheap Flights from Sydney to Missouri in 2026

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Find the cheapest flights from Sydney to Missouri

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:10 - 23:46SYD Sydney Kingsford Smith-STL Lambert-St Louis

29h 36m1 stop Los Angeles

12:47 - 11:45STL Lambert-St Louis-SYD Sydney Kingsford Smith

30h 58m2 stops Dallas/Fort Worth Brisbane

$1,599Qantas Airways

Tue, 20 Oct - Tue, 27 Oct

10:10 - 13:34SYD Sydney Kingsford Smith-MCI Kansas City

43h 24m2 stops Los Angeles Phoenix Sky Harbor Intl

09:48 - 06:55MCI Kansas City-SYD Sydney Kingsford Smith

29h 07m1 stop Dallas/Fort Worth

$1,604American Airlines

Fri, 23 Oct - Tue, 27 Oct

13:00 - 19:48SYD Sydney Kingsford Smith-STL Lambert-St Louis

22h 48m1 stop Dallas/Fort Worth

06:04 - 09:00STL Lambert-St Louis-SYD Sydney Kingsford Smith

34h 56m1 stop Los Angeles

$1,604Qantas Airways

Tue, 20 Oct - Tue, 27 Oct

10:10 - 13:44SYD Sydney Kingsford Smith-STL Lambert-St Louis

43h 34m2 stops Los Angeles Phoenix Sky Harbor Intl

15:20 - 06:55STL Lambert-St Louis-SYD Sydney Kingsford Smith

23h 35m1 stop Dallas/Fort Worth

$1,604American Airlines

Wed, 21 Oct - Sat, 24 Oct

10:10 - 13:34SYD Sydney Kingsford Smith-MCI Kansas City

43h 24m2 stops Los Angeles Phoenix Sky Harbor Intl

09:48 - 06:55MCI Kansas City-SYD Sydney Kingsford Smith

29h 07m1 stop Dallas/Fort Worth

$1,612American Airlines

Fri, 23 Oct - Tue, 27 Oct

10:30 - 17:01SYD Sydney Kingsford Smith-STL Lambert-St Louis

22h 31m2 stops Los Angeles Chicago O'Hare Intl

13:08 - 08:05STL Lambert-St Louis-SYD Sydney Kingsford Smith

26h 57m3 stops Chicago O'Hare Intl Houston George Bush Intcntl Los Angeles

$1,741United Airlines

Tue, 20 Oct - Tue, 27 Oct

14:05 - 17:54SYD Sydney Kingsford Smith-STL Lambert-St Louis

20h 49m1 stop Dallas/Fort Worth

17:29 - 09:00STL Lambert-St Louis-SYD Sydney Kingsford Smith

46h 31m2 stops Chicago O'Hare Intl Los Angeles

$1,764Qantas Airways

Sat, 14 Nov - Fri, 20 Nov

11:50 - 18:05SYD Sydney Kingsford Smith-STL Lambert-St Louis

23h 15m1 stop San Francisco

10:53 - 07:00STL Lambert-St Louis-SYD Sydney Kingsford Smith

27h 07m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$1,799United Airlines

Sat, 14 Nov - Mon, 23 Nov

10:40 - 20:09SYD Sydney Kingsford Smith-STL Lambert-St Louis

26h 29m2 stops Los Angeles Atlanta Hartsfield-Jackson

06:13 - 08:30STL Lambert-St Louis-SYD Sydney Kingsford Smith

33h 17m2 stops Minneapolis St Paul Los Angeles

$1,799Delta

Sat, 14 Nov - Mon, 23 Nov

10:40 - 16:41SYD Sydney Kingsford Smith-STL Lambert-St Louis

23h 01m2 stops Los Angeles Minneapolis St Paul

17:30 - 08:30STL Lambert-St Louis-SYD Sydney Kingsford Smith

46h 00m2 stops Minneapolis St Paul Los Angeles

$1,799Delta

Sat, 14 Nov - Sat, 21 Nov

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American Airlines flights from Sydney to Missouri

Our best American Airlines deals on Sydney to Missouri flight tickets

American Airlines

21 Oct

SYD10:10Sydney Kingsford Smith

29h 36m

1 stop

STL23:46Lambert-St Louis

24 Oct

STL19:10Lambert-St Louis

24h 35m

2 stops

SYD11:45Sydney Kingsford Smith

$1,580

American Airlines

23 Oct

SYD10:10Sydney Kingsford Smith

43h 24m

2 stops

MCI13:34Kansas City

27 Oct

MCI09:48Kansas City

29h 07m

1 stop

SYD06:55Sydney Kingsford Smith

$1,604

American Airlines

21 Oct

SYD10:10Sydney Kingsford Smith

43h 34m

2 stops

STL13:44Lambert-St Louis

24 Oct

STL15:20Lambert-St Louis

23h 35m

1 stop

SYD06:55Sydney Kingsford Smith

$1,612

Cathay Pacific flights from Sydney to Missouri

Our best Cathay Pacific deals on Sydney to Missouri flight tickets

Cathay Pacific

21 Oct

SYD22:20Sydney Kingsford Smith

38h 37m

2 stops

STL20:57Lambert-St Louis

24 Oct

STL13:06Lambert-St Louis

31h 54m

2 stops

SYD13:00Sydney Kingsford Smith

$2,599

Cathay Pacific

21 Oct

SYD22:20Sydney Kingsford Smith

38h 37m

2 stops

STL20:57Lambert-St Louis

24 Oct

STL13:06Lambert-St Louis

31h 54m

2 stops

SYD13:00Sydney Kingsford Smith

$2,600

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 20/10

10:10-23:46

1 stop29h 36m

Lambert-St Louis

Tue 27/10

12:47-11:45

2 stops30h 58m

$1,599

SydneyKansas City

SYD Sydney Kingsford Smith - MCI Kansas City

SYDMCI

Sydney Kingsford Smith

Fri 23/10

10:10-13:34

2 stops43h 24m

Kansas City

Tue 27/10

09:48-06:55

1 stop29h 07m

$1,604

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 20/10

13:00-19:48

1 stop22h 48m

Lambert-St Louis

Tue 27/10

06:04-09:00

1 stop34h 56m

$1,604

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Wed 21/10

10:10-13:44

2 stops43h 34m

Lambert-St Louis

Sat 24/10

15:20-06:55

1 stop23h 35m

$1,604

SydneyKansas City

SYD Sydney Kingsford Smith - MCI Kansas City

SYDMCI

Sydney Kingsford Smith

Fri 23/10

10:10-13:34

2 stops43h 24m

Kansas City

Tue 27/10

09:48-06:55

1 stop29h 07m

$1,612

Fastest return journey

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 20/10

10:30-17:01

2 stops22h 31m

Lambert-St Louis

Tue 27/10

13:08-08:05

3 stops26h 57m

$1,741

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Sat 14/11

14:05-17:54

1 stop20h 49m

Lambert-St Louis

Fri 20/11

17:29-09:00

2 stops46h 31m

$1,764

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Sat 14/11

11:50-18:05

1 stop23h 15m

Lambert-St Louis

Mon 23/11

10:53-07:00

2 stops27h 07m

$1,799

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Sat 14/11

10:40-20:09

2 stops26h 29m

Lambert-St Louis

Mon 23/11

06:13-08:30

2 stops33h 17m

$1,799

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Sat 14/11

10:40-16:41

2 stops23h 01m

Lambert-St Louis

Sat 21/11

17:30-08:30

2 stops46h 00m

$1,799

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sydney to Missouri

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

Prices

Airlines

What is the cheapest month to fly to Missouri?

In general, August is the cheapest month to fly from Sydney to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,475. The month of July is another great option to travel to Missouri, with average flight prices from Sydney averaging around $1,536.

Can stopping save me money on Sydney to Missouri flights?

You could potentially save up to 17% on your flight if you consider stops on a Sydney to Missouri flight.

Cheap Sydney to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Missouri

Best price found	$847
Fastest flight time	20h 56m
Direct flights	None

The best one-way flight to Missouri from Sydney in the past 72 hours is $847. The best return flight deal from Sydney to Missouri found on momondo in the last 72 hours is $1,599.

The fastest flight from Sydney to Missouri takes 20h 56m

There are no direct flights from Sydney to Missouri. There are no popular flight routes from Sydney to Missouri.

Search flight deals

Frequently asked questions about flying from Sydney to Missouri

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Missouri?
Prices for flights from Sydney Kingsford Smith Airport to Missouri are refreshed on a daily basis.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Missouri?
The number of operators available for flights from Sydney Kingsford Smith Airport to Missouri is 3 as of September 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Missouri?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Sydney to Missouri

Compare and see reviews for airlines that fly from Sydney to Missouri with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,160	Free cancellation	Rating 7.4 10,181 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,443	Free cancellation	Rating 7.1 12,042 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,469	Free cancellation	Rating 7.5 1,090 reviews	Search Qantas Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Missouri?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to Missouri . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sydney to Missouri with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Missouri from Sydney with this policy.

How can momondo help me find flights from Sydney to Missouri?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Missouri from Sydney.

I’m not ready to book a flight from Sydney to Missouri right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sydney to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.