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Cheap flights from Sydney to Missouri from $961

SYD — STL
21 Nov — 28 Nov1
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

Wed 18/1114:05 -
1 stop24h 54m
Tue 1/1206:00 -
1 stop34h 00m
Deal found 21/10$1,347
Fri 23/1018:50 -
2 stops34h 44m
Tue 27/1014:20 -
1 stop24h 35m
Deal found 18/10$1,479
Sun 6/1211:50 -
2 stops28h 17m
Sun 13/1208:47 -
2 stops31h 33m
Deal found 21/10$1,675
Thu 3/1214:05 -
1 stop19h 13m
Thu 10/1219:06 -
1 stop42h 49m
Deal found 19/10$2,194
Sat 5/1209:10 -
1 stop22h 06m
Sat 12/1216:30 -
2 stops47h 35m
Deal found 21/10$2,196
Thu 3/1211:15 -
2 stops22h 03m
Thu 10/1215:52 -
2 stops24h 08m
Deal found 19/10$2,232
Wed 18/1114:05 -
3 stops26h 19m
Tue 1/1215:00 -
2 stops26h 35m
Deal found 21/10$2,251
Fri 4/1214:05 -
1 stop21h 21m
Fri 11/1214:54 -
1 stop23h 01m
Deal found 20/10$2,288
Fri 4/1211:10 -
2 stops24h 16m
Fri 11/1214:54 -
2 stops25h 06m
Deal found 20/10$2,309
Fri 4/1209:55 -
2 stops25h 46m
Fri 11/1208:40 -
3 stops30h 55m
Deal found 20/10$2,403
Sat 5/1211:10 -
1 stop26h 30m
Sat 12/1218:44 -
1 stop43h 11m
Deal found 21/10$2,487
Tue 1/1211:50 -
1 stop23h 18m
Tue 8/1216:12 -
1 stop23h 53m
Deal found 17/10$2,494

Find flight deals from Sydney to Missouri

Round-trip from

$1,347

One-way from

$961

Popular in

January

Cheapest in

July

Average price

$1,785
American Airlines
  • American Airlines
  • 18/11-1/12
  • 2 total stops
  • 58h 54m total
  • Sydney to Missouri
Search Deals
American Airlines
  • American Airlines
  • 13/11-31/12
  • 2 total stops
  • 26h 12m total
  • Sydney to Missouri
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($476 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($143 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
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 Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Fri 13/11

11:10-20:22

2 stops26h 12m

Lambert-St Louis

Wed 31/12

00:00-16:00

Nonstop0h 00m

$961
Fastest return journey

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Fri 13/11

09:15-14:13

1 stop21h 58m

Lambert-St Louis

Wed 31/12

00:00-16:00

Nonstop0h 00m

$964

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Fri 13/11

11:50-23:24

3 stops28h 34m

Lambert-St Louis

Wed 31/12

00:00-16:00

Nonstop0h 00m

$1,264

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Wed 18/11

14:05-21:59

1 stop24h 54m

Lambert-St Louis

Tue 1/12

06:00-09:00

1 stop34h 00m

$1,347

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 19/1

11:50-18:17

1 stop23h 27m

Lambert-St Louis

Wed 3/2

13:17-09:05

2 stops26h 48m

$1,449

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 19/1

10:40-08:12

2 stops38h 32m

Lambert-St Louis

Wed 3/2

06:45-08:30

2 stops32h 45m

$1,459

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 19/1

14:05-23:30

1 stop26h 25m

Lambert-St Louis

Wed 3/2

14:28-06:25

2 stops22h 57m

$1,459

SydneyKansas City

SYD Sydney Kingsford Smith - MCI Kansas City

SYDMCI

Sydney Kingsford Smith

Sun 6/12

11:50-18:08

1 stop23h 18m

Kansas City

Sun 13/12

05:45-09:05

2 stops34h 20m

$1,675

SydneySt. Louis

SYD Sydney Kingsford Smith - STL Lambert-St Louis

SYDSTL

Sydney Kingsford Smith

Tue 19/1

06:05-14:55

2 stops25h 50m

Lambert-St Louis

Wed 3/2

06:01-13:15

2 stops38h 14m

$1,843

SydneyKansas City

SYD Sydney Kingsford Smith - MCI Kansas City

SYDMCI

Sydney Kingsford Smith

Thu 3/12

14:05-16:18

1 stop19h 13m

Kansas City

Thu 10/12

19:06-06:55

1 stop42h 49m

$2,194

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 22 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

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, August is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,515). Flying from Sydney to Missouri in June is currently the most expensive (average of $2,380). 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.

How much does it cost for a return flight from Sydney to Missouri?

Airfare is below average for this route at the moment.
Sydney to Missouri flights typically cost between $1,619 and $1,802 in November.
The cheapest return price found within the last 5 days was $1,347 on American Airlines (18 Nov–1 Dec).

Reviews of airlines servicing Missouri

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
1,115 reviews
Check prices

Boarding

7.7

Overall

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Comfort

7.4

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
1,115 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Boarding

7.7

Overall

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Comfort

7.4

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
7.3
Good
10,404 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Boarding

7.7

Overall

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Comfort

7.4

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
7.0
Good
12,186 reviews
Qantas Airways
7.5
Good
1,115 reviews
Check prices

Boarding

7.7

Overall

7.5

Crew

8.1

Entertainment

7.2

Food

7.0

Comfort

7.4

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

  • 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?

    American Airlines, United Airlines, and Qantas Airways can get you from Sydney to Missouri in just under 19h 13m. Your travel time can differ by up to 5h 41m. There are 14225 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 - Lambert-St Louis, Sydney Kingsford Smith - Kansas City or Sydney Kingsford Smith - Springfield-Branson, 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, August is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,515). Flying from Sydney to Missouri in June is currently the most expensive (average of $2,380). 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

Top 3 airlines flying from Sydney to Missouri

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,309Average$2,008FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,482Average$2,015FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,490Average$1,728FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

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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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