HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Australia

$529+ Cheap flights from Missouri to Australia

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SYD
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Australia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Missouri to Australia

Discover tips and strategies to find the most affordable flight options for your journey from Missouri (USMO) to Australia (AU0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Round-trip from

$1,167
(oojo)

One-way from

$529
(Kiwi.com)
From Missouri to Australia
Search Deals
One-way flight from Missouri to Australia
Search Deals

Find flight deals from Missouri to Australia

Cheapest flights from Missouri to Australia
Explore the most affordable flight options available from Missouri to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/223:50 pmSTL - SYD
2 stops70h 05mAir Canada
Sun 12/2911:20 amSYD - STL
2 stops44h 46mAir Canada
Deal found 12/17$1,857
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/246:30 amMCI - SYD
1 stop31h 30mUnited Airlines
Mon 12/3012:10 pmSYD - MCI
1 stop19h 41mUnited Airlines
Deal found 12/17$2,057
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/251:44 pmSTL - SYD
2 stops26h 31mUnited Airlines
Wed 1/111:50 amSYD - STL
1 stop21h 57mUnited Airlines
Deal found 12/17$2,057
This Delta deal was found by Cheapflights users on 12/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/316:04 amSTL - SYD
2 stops31h 46mDelta
Thu 1/911:05 amSYD - STL
2 stops39h 18mDelta
Deal found 12/18$2,121
This oojo deal was found by Cheapflights users on 12/18. 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.
Tue 12/241:45 pmSTL - MEL
2 stops35h 15mMultiple Airlines
Mon 12/306:15 amMEL - STL
2 stops34h 12mMultiple Airlines
Deal found 12/18$2,200
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/233:50 pmSTL - AVV
3 stops59h 30mMultiple Airlines
Mon 12/306:00 amAVV - STL
3 stops50h 06mMultiple Airlines
Deal found 12/17$2,202
This United deal was found by Cheapflights users on 12/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/248:50 amSTL - MEL
1 stop32h 10mUnited Airlines
Mon 12/301:00 pmMEL - STL
1 stop28h 28mUnited Airlines
Deal found 12/18$2,340
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:30 amSTL - MEL
1 stop32h 05mQantas Airways
Mon 12/3012:00 pmMEL - STL
1 stop28h 27mQantas Airways
Deal found 12/17$2,571
This Fiji Airways deal was found by Cheapflights users on 12/18. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3111:36 amSTL - SYD
2 stops31h 54mMultiple Airlines
Sat 1/112:30 pmSYD - STL
2 stops25h 26mMultiple Airlines
Deal found 12/18$2,664
This Qantas Airways deal was found by Cheapflights users on 12/17. 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 12/241:35 pmMCI - SYD
2 stops24h 50mMultiple Airlines
Mon 12/305:25 pmSYD - MCI
3 stops32h 43mMultiple Airlines
Deal found 12/17$2,746
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/251:45 pmSTL - SYD
1 stop23h 50mQantas Airways
Wed 1/111:15 amSYD - STL
1 stop29h 12mQantas Airways
Deal found 12/17$2,820
This Gurufare deal was found by Cheapflights users on 12/16. 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.
Fri 12/203:32 pmMCI - SYD
1 stop24h 43mAir New Zealand
Sun 12/221:55 pmSYD - MCI
2 stops27h 48mAir New Zealand
Deal found 12/16$2,823

Find flights from Missouri to Australia within your budget

Customize your flight search to find flights from Missouri to Australia 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Tue 3/11

5:27 pm-6:00 pm

2 stops32h 33m

Melbourne

Thu 3/27

6:15 am-7:25 pm

2 stops29h 10m

$1,167

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Thu 2/13

5:37 pm-1:00 pm

2 stops26h 23m

Sydney Kingsford Smith

Sat 2/22

2:30 pm-7:29 pm

2 stops21h 59m

$1,229

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Tue 4/1

3:50 pm-8:20 am

2 stops48h 30m

Sydney Kingsford Smith

Wed 4/16

9:20 am-2:59 pm

2 stops44h 39m

$1,234

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Wed 5/21

3:00 pm-6:35 am

1 stop24h 35m

Sydney Kingsford Smith

Wed 6/4

9:25 am-2:20 pm

1 stop19h 55m

$1,381

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Tue 4/1

5:54 pm-7:55 am

1 stop22h 01m

Sydney Kingsford Smith

Wed 4/16

10:20 am-4:52 pm

1 stop21h 32m

$1,406

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Sat 3/15

6:00 am-7:00 am

2 stops57h 00m

Sydney Kingsford Smith

Sun 3/23

11:50 am-9:46 pm

2 stops25h 56m

$1,425

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Sat 2/1

2:59 pm-7:45 pm

2 stops59h 46m

Sydney Kingsford Smith

Sat 2/8

9:40 pm-5:39 pm

2 stops36h 59m

$1,547

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Tue 4/22

5:45 am-7:20 am

2 stops34h 35m

Sydney Kingsford Smith

Sun 5/4

6:20 pm-12:27 am

3 stops45h 07m

$1,568

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Mon 2/3

6:15 am-1:50 pm

2 stops38h 35m

Melbourne

Sun 2/16

12:05 pm-8:44 pm

2 stops25h 39m

$1,604

St. LouisMelbourne

STL - AVV

STLAVV

Lambert-St Louis

Sat 3/8

3:50 pm-2:10 pm

3 stops53h 20m

Melbourne Avalon

Tue 3/25

6:00 am-3:06 pm

3 stops49h 06m

$1,634

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from Missouri to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Missouri 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.

Travel insights for flights from Missouri to Australia

Get recent, data-driven insights about flights from Missouri to Australia including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Missouri to Australia (average of $1,051). Flying from Missouri to Australia in December is currently the most expensive (average of $1,643). 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 MO to AU?

Find hourly flight availability from Missouri to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Australia as you normally would.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated December 18, 2024.
Peruse reviews from past customers who have flown with Turkish Airlines, Air Canada and Fiji Airways from Missouri to Australia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
839 reviews
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Japan Airlines
8.3
Very good
1,443 reviews
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Fiji Airways
8.1
Very good
191 reviews
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Emirates
8.1
Very good
3,412 reviews
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,604 reviews
ANA
8.4
Very good
839 reviews

Food

7.7

Crew

8.7

Overall

8.4

Boarding

8.6

Comfort

8.2

Entertainment

7.9

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

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

  • What are the cheapest airlines to fly from Missouri to Australia one-way?

    The cheapest airlines for a one-way flight from Missouri to Australia are Air Canada ($716), United Airlines ($809), and Cathay Pacific ($882).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Australia 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 Missouri to Australia?

    Currently, February is the cheapest month in which you can book a flight from Missouri to Australia (average of $1,051). Flying from Missouri to Australia in December is currently the most expensive (average of $1,643). 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.

Alternative routes for Missouri to Australia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Sydney flights
Los Angeles to Auckland flights
Los Angeles to Melbourne flights
San Francisco to Sydney flights
San Francisco to Auckland flights
Dallas/Fort Worth to Sydney flights
John F Kennedy Intl to Sydney flights
San Francisco to Melbourne flights
John F Kennedy Intl to Auckland flights
Los Angeles to Papeete flights
LaGuardia to Sydney flights
Newark to Sydney flights
Seattle to Sydney flights
Dulles Intl to Sydney flights
Dallas/Fort Worth to Auckland flights
John F Kennedy Intl to Melbourne flights
O'Hare Intl to Sydney flights
Ontario to Sydney flights
Hobby to Sydney flights
Seattle to Auckland flights
Los Angeles to Brisbane flights
Reagan-National to Sydney flights
Seattle to Melbourne flights
Newark to Melbourne flights
Newark to Auckland flights
Atlanta to Sydney flights
George Bush Intcntl to Sydney flights
Ontario to Auckland flights
Los Angeles to Avalon flights
Los Angeles to Nadi flights
San Francisco to Papeete flights
Baltimore to Sydney flights
LaGuardia to Auckland flights
Dulles Intl to Melbourne flights
Denver to Sydney flights
Dallas/Fort Worth to Melbourne flights
Detroit to Sydney flights
O'Hare Intl to Auckland flights
Boston to Sydney flights
Honolulu to Auckland flights
San Francisco to Brisbane flights
LaGuardia to Melbourne flights
Santa Ana to Sydney flights
Honolulu to Sydney flights
Denver to Auckland flights
Boston to Auckland flights
Dulles Intl to Auckland flights
Baltimore to Melbourne flights
Reagan-National to Melbourne flights
Dallas/Fort Worth to Nadi flights

Top 7 airlines flying from Missouri to Australia

Discover the top 7 airlines that operate flights from Missouri to Australia. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$687Average$1,863FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$924Average$1,555FlexibilityNo cancel feeOn-time69%
DeltaCheapest$942Average$1,530FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$962Average$1,204FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$1,125Average$1,721FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,322Average$1,639FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,559Average$1,715FlexibilityNo cancel feeOn-time68%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.