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Cheap flights from Sydney to Missouri from $866

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — MCI
18 Aug — 25 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Missouri
Explore the most affordable flight options available from Sydney to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 July 2026.

Wed 7/1013:00
SYD
-
STL
1 stop21h 20m
American Airlines
Wed 11/1107:00
STL
-
SYD
1 stop33h 00m
American Airlines
Deal found 18/7$1,422
Thu 3/913:15
SYD
-
STL
3 stops43h 35m
Multiple Airlines
Thu 10/910:35
STL
-
SYD
3 stops34h 15m
Multiple Airlines
Deal found 17/7$1,446
Mon 12/1010:10
SYD
-
STL
1 stop29h 36m
American Airlines
Thu 5/1115:59
STL
-
SYD
1 stop21h 56m
American Airlines
Deal found 14/7$1,462
Tue 25/817:50
SYD
-
STL
1 stop20h 09m
Qantas Airways
Thu 10/906:00
STL
-
SYD
1 stop34h 05m
Qantas Airways
Deal found 15/7$1,473
Fri 14/812:00
SYD
-
STL
1 stop21h 05m
American Airlines
Fri 21/806:00
STL
-
SYD
1 stop34h 05m
American Airlines
Deal found 17/7$1,480
Thu 13/809:10
SYD
-
MCI
2 stops38h 30m
American Airlines
Mon 17/819:58
MCI
-
SYD
2 stops44h 07m
American Airlines
Deal found 14/7$1,499
Tue 25/812:00
SYD
-
STL
1 stop19h 41m
American Airlines
Thu 10/906:00
STL
-
SYD
2 stops36h 10m
American Airlines
Deal found 15/7$1,500
Tue 25/809:30
SYD
-
STL
2 stops22h 04m
United Airlines
Thu 10/912:59
STL
-
SYD
2 stops27h 01m
United Airlines
Deal found 15/7$1,509
Fri 14/809:10
SYD
-
STL
1 stop28h 49m
Qantas Airways
Fri 21/806:00
STL
-
SYD
1 stop34h 05m
Qantas Airways
Deal found 14/7$1,533
Thu 10/909:10
SYD
-
STL
2 stops27h 38m
American Airlines
Sun 13/914:30
STL
-
SYD
2 stops25h 35m
American Airlines
Deal found 14/7$1,543
Thu 6/809:10
SYD
-
MCI
2 stops22h 19m
American Airlines
Tue 11/814:27
MCI
-
SYD
2 stops25h 38m
American Airlines
Deal found 15/7$1,556
Thu 13/809:30
SYD
-
MCI
1 stop21h 09m
United Airlines
Mon 17/816:20
MCI
-
SYD
1 stop23h 40m
United Airlines
Deal found 14/7$1,569

Find flight deals from Sydney to Missouri

Keep the following information in mind while searching for Sydney to Missouri flight deals. Data was last updated 19 July 2026.

Round-trip from

$1,422

One-way from

$866

Popular in

April

Cheapest in

September

Average price

$1,518
American Airlines
  • American Airlines
  • 7/10-11/11
  • 2 total stops
  • 54h 20m total
  • Sydney to Missouri
Search Deals
American Airlines
  • American Airlines
  • 30/7
  • 2 total stops
  • 24h 22m total
  • Sydney to Missouri
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($396 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($69 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 July 2026.
Use the filters below to find and compare flights from Sydney to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 3/9

13:15-17:50

3 stops43h 35m

Lambert-St Louis

Thu 10/9

10:35-11:50

3 stops34h 15m

$1,446

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Tue 25/8

09:30-16:34

2 stops22h 04m

Lambert-St Louis

Thu 10/9

12:59-07:00

2 stops27h 01m

$1,509

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Fri 14/8

09:10-22:59

1 stop28h 49m

Lambert-St Louis

Fri 21/8

15:32-07:05

2 stops24h 33m

$1,548

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Thu 13/8

09:10-18:47

2 stops24h 37m

Kansas City

Mon 17/8

14:09-07:05

2 stops25h 56m

$1,549

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 10/9

09:10-23:30

1 stop29h 20m

Lambert-St Louis

Sun 13/9

12:46-07:05

2 stops27h 19m

$1,552

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Thu 13/8

09:30-16:11

2 stops21h 41m

Kansas City

Mon 17/8

15:29-06:55

1 stop24h 26m

$1,569

SydneySpringfield

SYD - SGF

SYDSGF

Sydney Kingsford Smith

Tue 25/8

09:30-16:24

2 stops21h 54m

Springfield-Branson

Sat 29/8

16:58-07:00

2 stops47h 02m

$1,573

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Thu 6/8

09:15-23:41

1 stop29h 26m

Kansas City

Tue 11/8

14:58-06:50

2 stops24h 52m

$1,575

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Sat 29/8

09:30-19:42

2 stops25h 12m

Kansas City

Sat 5/9

15:07-07:00

2 stops24h 53m

$1,579

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Tue 25/8

09:10-22:59

1 stop28h 49m

Lambert-St Louis

Sat 29/8

10:16-07:05

2 stops29h 49m

$1,598

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Missouri

What is the cheapest month to book a flight from Sydney to Missouri?

Currently, September is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,310). Flying from Sydney to Missouri in June is currently the most expensive (average of $2,352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated 19 July 2026.
See what other customers who have flown with Qantas Airways,United Airlines, andAmerican Airlines from Sydney to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,064 reviews
Check prices

Crew

8.1

Overall

7.5

Entertainment

7.2

Comfort

7.4

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qantas Airways
7.5
Good
1,064 reviews
Qantas Airways
7.5
Good
1,064 reviews
Check prices

Crew

8.1

Overall

7.5

Entertainment

7.2

Comfort

7.4

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
United Airlines
7.4
Good
10,010 reviews
Qantas Airways
7.5
Good
1,064 reviews
Check prices

Crew

8.1

Overall

7.5

Entertainment

7.2

Comfort

7.4

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
American Airlines
7.1
Good
11,822 reviews
Qantas Airways
7.5
Good
1,064 reviews
Check prices

Crew

8.1

Overall

7.5

Entertainment

7.2

Comfort

7.4

Food

7.0

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!

Related info for your journey

Find useful and relevant information for your journey from Sydney to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to Missouri?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Missouri. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Missouri?

    United Airlines and American Airlines can get you from Sydney to Missouri in just under 22h 04m. Your travel time can differ by up to 6h 45m. There are 14571 km between Sydney and Missouri. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Sydney to Missouri?

    When deciding which route to take from Sydney to Missouri, consider Sydney Kingsford Smith - Springfield-Branson, Sydney Kingsford Smith - Kansas City or Sydney Kingsford Smith - Lambert-St Louis, as they are the most popular.

  • Can I find deals for flights from Sydney to Missouri that include hotel bookings?

    Yes. In addition to deals on Sydney to Missouri flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Missouri.

  • Can I find deals for business class flights from Sydney to Missouri?

    Yes. Cheapflights offers flight deals from Sydney to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Missouri?

    Currently, September is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,310). Flying from Sydney to Missouri in June is currently the most expensive (average of $2,352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Sydney to Missouri

Discover the top 3 airlines that operate flights from Sydney to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,190Average$1,552FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,499Average$1,788FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,641Average$1,796FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Missouri?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Missouri from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Missouri?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Missouri for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Missouri with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Missouri flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Missouri become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Missouri from Sydney today and book when prices fit your budget.

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