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Cheap flights from Sydney to Missouri from $1,034

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — STL
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 21 November 2025.

Thu 4/1211:20SYD - STL
2 stops45h 09mAir Canada
Mon 8/1216:05STL - SYD
2 stops48h 30mAir Canada
Deal found 19/11$1,777
Wed 10/1213:00SYD - STL
2 stops27h 57mQantas Airways
Sat 3/115:30STL - SYD
2 stops29h 55mQantas Airways
Deal found 19/11$1,796
Fri 21/1121:55SYD - STL
2 stops34h 34mQantas Airways
Thu 27/1107:00STL - SYD
2 stops36h 15mQantas Airways
Deal found 20/11$1,896
Wed 10/1215:35SYD - STL
2 stops25h 22mQantas Airways
Fri 2/118:44STL - SYD
2 stops23h 11mQantas Airways
Deal found 19/11$1,976
Wed 17/1213:00SYD - MCI
2 stops23h 13mQantas Airways
Thu 1/114:00MCI - SYD
2 stops25h 00mQantas Airways
Deal found 19/11$2,081
Thu 4/1217:30SYD - STL
2 stops23h 27mQantas Airways
Mon 8/1206:55STL - SYD
1 stop33h 05mQantas Airways
Deal found 18/11$2,309
Thu 4/1211:20SYD - STL
2 stops38h 30mAmerican Airlines
Mon 8/1217:30STL - SYD
1 stop20h 25mAmerican Airlines
Deal found 19/11$2,336
Thu 4/1210:40SYD - STL
2 stops24h 16mDelta
Mon 8/1209:30STL - SYD
2 stops30h 00mDelta
Deal found 17/11$2,503
Thu 20/1110:40SYD - MCI
1 stop29h 57mDelta
Thu 27/1107:05MCI - SYD
1 stop32h 25mDelta
Deal found 19/11$2,610
Thu 20/1107:20SYD - MCI
2 stops22h 30mMultiple Airlines
Thu 27/1109:06MCI - SYD
3 stops29h 19mMultiple Airlines
Deal found 19/11$2,798
Wed 17/1207:25SYD - MCI
3 stops28h 48mMultiple Airlines
Thu 1/114:00MCI - SYD
2 stops25h 00mMultiple Airlines
Deal found 21/11$2,890
Wed 17/1211:50SYD - MCI
1 stop21h 48mUnited Airlines
Thu 1/115:53MCI - SYD
1 stop21h 27mUnited Airlines
Deal found 19/11$3,097

Cheap flight deals from Sydney to Missouri

Keep the following information in mind while searching for Sydney to Missouri flight deals. Data was last updated 21 November 2025.

Round-trip from

$1,777

One-way from

$1,034

Popular in

May

Cheapest in

November

Average price

$1,593
Air Canada
  • Air Canada
  • 4/12-8/12
  • 4 total stops
  • 93h 39m total
  • Sydney to Missouri
Search Deals
Qantas Airways
  • Qantas Airways
  • 27/3
  • 2 total stops
  • 35h 51m total
  • Sydney to Missouri
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 21 November 2025.
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

Thu 4/12

11:20-15:29

2 stops45h 09m

Lambert-St Louis

Mon 8/12

16:05-09:35

2 stops48h 30m

$1,777

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 22/3

10:20-15:29

2 stops45h 09m

Lambert-St Louis

Fri 27/3

16:05-08:20

2 stops48h 15m

$1,845

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 8/1

08:20-23:59

2 stops32h 39m

Lambert-St Louis

Thu 29/1

17:04-10:55

2 stops24h 51m

$1,952

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 10/12

15:35-23:57

2 stops25h 22m

Lambert-St Louis

Fri 2/1

18:44-10:55

2 stops23h 11m

$1,976

SydneySpringfield

SYD - SGF

SYDSGF

Sydney Kingsford Smith

Thu 5/3

10:40-21:46

2 stops28h 06m

Springfield-Branson

Mon 9/3

06:00-07:25

2 stops33h 25m

$2,251

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Fri 13/2

07:20-13:09

2 stops22h 49m

Kansas City

Tue 17/2

13:59-06:55

1 stop23h 56m

$2,301

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 4/12

17:30-23:57

2 stops23h 27m

Lambert-St Louis

Mon 8/12

06:55-09:00

1 stop33h 05m

$2,309

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 22/3

11:45-22:16

2 stops26h 31m

Lambert-St Louis

Fri 27/3

07:41-08:45

3 stops33h 04m

$2,330

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 4/12

11:20-08:50

2 stops38h 30m

Lambert-St Louis

Mon 8/12

17:30-06:55

1 stop20h 25m

$2,336

SydneySpringfield

SYD - SGF

SYDSGF

Sydney Kingsford Smith

Sat 14/2

14:15-21:46

2 stops24h 31m

Springfield-Branson

Wed 18/2

12:00-08:30

2 stops27h 30m

$2,347

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 24 results
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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, October is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,279). Flying from Sydney to Missouri in May is currently the most expensive (average of $1,854). 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.

What is the cheapest time of day to fly from SYD to MO?

Find hourly flight availability from Sydney to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2025.

It’s optimal to fly from Sydney to Missouri at midday. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the evening.

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 21 November 2025.
See what other customers who have flown with Qantas Airways, United Airlines, andAir Canada 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
942 reviews
Check prices

Comfort

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
942 reviews
Qantas Airways
7.5
Good
942 reviews
Check prices

Comfort

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
United Airlines
7.4
Good
9,028 reviews
Qantas Airways
7.5
Good
942 reviews
Check prices

Comfort

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Air Canada
7.1
Good
10,462 reviews
Qantas Airways
7.5
Good
942 reviews
Check prices

Comfort

7.5

Entertainment

7.2

Food

7.0

Crew

8.2

Boarding

7.7

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

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?

    Air Canada, Qantas Airways, and Delta can get you from Sydney to Missouri in just under 28h 06m. Your travel time can differ by up to 17h 03m. There are 14272 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, October is the cheapest month in which you can book a flight from Sydney to Missouri (average of $1,279). Flying from Sydney to Missouri in May is currently the most expensive (average of $1,854). 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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Alternative routes for Sydney to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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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 21 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,232Average$1,629FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,285Average$2,032FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,704Average$2,232FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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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