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Missouri

$490+ Cheap flights from Sydney (SYD) to Missouri

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — STL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Sydney to Missouri

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 January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:20 am
SYD
-
STL
2 stops26h 52m
American Airlines
Mon 4/1312:27 pm
STL
-
SYD
2 stops27h 38m
American Airlines
Deal found 1/26$1,039
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:20 am
SYD
-
STL
2 stops25h 09m
American Airlines
Mon 2/234:13 pm
STL
-
SYD
2 stops23h 47m
American Airlines
Deal found 1/27$1,042
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:20 am
SYD
-
STL
2 stops25h 09m
American Airlines
Wed 2/182:31 pm
STL
-
SYD
2 stops25h 29m
American Airlines
Deal found 1/27$1,049
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/136:30 am
SYD
-
STL
2 stops27h 43m
Qantas Airways
Thu 2/196:50 pm
STL
-
SYD
2 stops30h 00m
Qantas Airways
Deal found 1/27$1,056
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:00 pm
SYD
-
STL
3 stops25h 14m
United Airlines
Mon 4/132:40 pm
STL
-
SYD
2 stops25h 15m
United Airlines
Deal found 1/28$1,060
This Gurufare deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:20 am
SYD
-
STL
1 stop28h 38m
Multiple Airlines
Thu 3/196:50 pm
STL
-
SYD
2 stops30h 50m
Multiple Airlines
Deal found 1/27$1,065
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:05 am
SYD
-
STL
2 stops25h 23m
Qantas Airways
Thu 3/196:50 pm
STL
-
SYD
2 stops34h 50m
Qantas Airways
Deal found 1/27$1,073
This lastminute.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:20 am
SYD
-
MCI
2 stops27h 27m
Multiple Airlines
Mon 2/95:49 pm
MCI
-
SYD
2 stops34h 01m
Multiple Airlines
Deal found 1/28$1,082
This Qantas Airways deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:30 am
SYD
-
MCI
2 stops23h 38m
Qantas Airways
Sat 2/211:58 pm
MCI
-
SYD
2 stops31h 57m
Qantas Airways
Deal found 1/26$1,153
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/211:20 am
SYD
-
MCI
2 stops23h 43m
American Airlines
Mon 2/911:55 am
MCI
-
SYD
1 stop26h 00m
American Airlines
Deal found 1/28$1,177
This Jetabroad deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/158:10 pm
SYD
-
MCI
2 stops33h 58m
Qantas Airways
Fri 2/201:58 pm
MCI
-
SYD
2 stops27h 57m
Qantas Airways
Deal found 1/27$1,192
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/312:00 pm
SYD
-
MCI
2 stops23h 33m
United Airlines
Sat 3/145:21 pm
MCI
-
SYD
2 stops44h 59m
United Airlines
Deal found 1/28$1,228

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,039
(American Airlines)

One-way from

$490
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,318
Provider with most accurate pricing for Sydney Kingsford Smith-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Lambert-St Louis flights.
Search Deals
From Sydney Kingsford Smith to Missouri
Search Deals
One-way flight from Sydney Kingsford Smith to Missouri
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Sydney to Missouri that are best for you.

Fly from

Sydney

Fly to

Missouri

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Tue 3/3

11:20 am-9:12 pm

2 stops26h 52m

Lambert-St Louis

Mon 4/13

12:27 pm-7:05 am

2 stops27h 38m

$1,039

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 2/19

11:20 am-11:59 pm

1 stop29h 39m

Lambert-St Louis

Mon 2/23

2:31 pm-9:00 am

2 stops25h 29m

$1,039

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 2/12

11:20 am-7:29 pm

2 stops25h 09m

Lambert-St Louis

Wed 2/18

2:31 pm-9:00 am

2 stops25h 29m

$1,049

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Tue 2/17

6:30 am-1:08 pm

2 stops23h 38m

Kansas City

Sat 2/21

1:58 pm-2:55 pm

2 stops31h 57m

$1,153

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Sun 2/15

8:10 pm-1:08 pm

2 stops33h 58m

Kansas City

Fri 2/20

1:58 pm-10:55 am

2 stops27h 57m

$1,192

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Sun 3/15

12:10 pm-8:44 pm

2 stops24h 34m

Kansas City

Sun 3/22

5:21 pm-9:15 am

2 stops23h 54m

$1,238

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Fri 3/13

10:25 am-4:19 pm

2 stops21h 54m

Kansas City

Fri 3/20

5:21 pm-9:05 am

2 stops23h 44m

$1,266

SydneySpringfield

SYD - SGF

SYDSGF

Sydney Kingsford Smith

Wed 2/18

5:45 pm-11:35 am

2 stops34h 50m

Springfield-Branson

Sun 2/22

7:46 pm-6:55 am

1 stop42h 09m

$1,636

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Fri 6/12

9:30 am-2:52 pm

1 stop20h 22m

Kansas City

Thu 6/18

5:05 pm-6:55 am

2 stops46h 50m

$1,659

SydneySpringfield

SYD - SGF

SYDSGF

Sydney Kingsford Smith

Wed 2/18

12:10 pm-8:21 pm

2 stops25h 11m

Springfield-Branson

Sun 2/22

5:02 pm-9:15 am

2 stops23h 13m

$1,743

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 18 results
1
2

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 round-trip 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, November is the cheapest month in which you can book a flight from Sydney to Missouri (average of $808). Flying from Sydney to Missouri in March is currently the most expensive (average of $1,120). 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 January 29, 2026.
Read through reviews of airlines operating flights from Sydney to Missouri, such as Qantas Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
981 reviews

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

SYD - LAX

Flight Cancelled after sitting on plane for 1 1/2 hours. Didn't fly till next day. Incurred change fees on my connection in LAX. Next Day flight late. Missed connection on American in LA. AA couldn't rebook. Had to pay $800 to rebook on SW Air.
Qantas Airways
7.5
Good
981 reviews
Qantas Airways
7.5
Good
981 reviews

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

7.2

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jan 2026

SYD - LAX

Flight Cancelled after sitting on plane for 1 1/2 hours. Didn't fly till next day. Incurred change fees on my connection in LAX. Next Day flight late. Missed connection on American in LA. AA couldn't rebook. Had to pay $800 to rebook on SW Air.

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?

    If you book a flight to Missouri from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney.

  • How long is the flight from Sydney to Missouri?

    Departing from Sydney to Missouri will take you 23h 38m. The distance between Sydney and Missouri is about 8839 mi. This flight may include one or multiple stops.

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

    The most popular route from Sydney to Missouri is Sydney Kingsford Smith - Lambert-St Louis. You may also consider Sydney Kingsford Smith - Kansas City or Sydney Kingsford Smith - Springfield-Branson.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Sydney to Missouri (average of $808). Flying from Sydney to Missouri in March is currently the most expensive (average of $1,120). 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

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Top airline flying from Sydney to Missouri

Discover the top airline 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,110Average$1,789FlexibilityNo cancel feeOn-time74%

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