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Cheap flights from Australia to Missouri from $865

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
19 Dec — 26 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Australia to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Missouri
Explore the most affordable flight options available from Australia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 November 2025.

Fri 5/1210:10MEL - MCI
2 stops31h 19mDelta
Tue 23/1217:59MCI - MEL
2 stops45h 01mDelta
Deal found 17/11$1,925
Wed 17/1213:00SYD - MCI
2 stops23h 13mQantas Airways
Thu 1/114:00MCI - SYD
2 stops25h 00mQantas Airways
Deal found 19/11$2,071
Thu 4/1217:30SYD - STL
2 stops23h 27mQantas Airways
Mon 8/1206:55STL - SYD
1 stop33h 05mQantas Airways
Deal found 18/11$2,299
Fri 5/1212:00MEL - MCI
2 stops24h 13mAmerican Airlines
Mon 22/1214:00MCI - MEL
1 stop22h 00mAmerican Airlines
Deal found 18/11$2,393
Fri 5/1210:10MEL - MCI
1 stop21h 50mDelta
Mon 22/1216:05MCI - MEL
1 stop22h 55mDelta
Deal found 18/11$2,396
Fri 5/1213:00MEL - MCI
1 stop20h 46mUnited Airlines
Mon 22/1215:53MCI - MEL
1 stop25h 07mUnited Airlines
Deal found 17/11$2,399
Thu 4/1210:40SYD - STL
2 stops24h 16mDelta
Mon 8/1209:30STL - SYD
2 stops30h 00mDelta
Deal found 17/11$2,493
Thu 4/1211:20SYD - STL
2 stops24h 45mAmerican Airlines
Mon 8/1215:59STL - SYD
2 stops24h 01mAmerican Airlines
Deal found 18/11$2,498
Thu 4/1211:50SYD - STL
1 stop21h 14mUnited Airlines
Mon 8/1217:30STL - SYD
1 stop22h 45mUnited Airlines
Deal found 16/11$2,538
Wed 17/1211:50SYD - MCI
1 stop21h 48mUnited Airlines
Thu 1/115:53MCI - SYD
1 stop21h 27mUnited Airlines
Deal found 19/11$3,084
Thu 20/1106:30LST - STL
2 stops34h 12mQantas Airways
Mon 24/1107:00STL - LST
2 stops37h 00mQantas Airways
Deal found 16/11$3,086
Wed 17/1210:40SYD - MCI
1 stop21h 20mDelta
Thu 1/116:05MCI - SYD
1 stop21h 45mDelta
Deal found 18/11$3,092

Cheap flight deals from Australia to Missouri

Keep the following information in mind while searching for Australia to Missouri flight deals. Data was last updated 19 November 2025.

Round-trip from

$1,202

One-way from

$865

Popular in

May

Cheapest in

November

Average price

$1,587
American Airlines
  • American Airlines
  • 8/3-10/3
  • 3 total stops
  • 60h 21m total
  • Australia to Missouri
Search Deals
Delta
  • Delta
  • 27/3
  • 1 total stop
  • 30h 00m total
  • Australia to Missouri
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($124 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($66 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 Australia 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 November 2025.
Use the filters below to find and compare flights from Australia to Missouri that are best for you.

Fly from

Australia

Fly to

Missouri

Route

Depart

Return

Price

BrisbaneSt. Louis

BNE - STL

BNESTL

Brisbane

Sun 8/3

19:40-14:32

2 stops33h 52m

Lambert-St Louis

Tue 10/3

12:01-05:30

1 stop26h 29m

$1,202

BrisbaneSt. Louis

BNE - STL

BNESTL

Brisbane

Sun 8/3

10:45-14:29

2 stops43h 44m

Lambert-St Louis

Tue 10/3

16:30-07:45

2 stops24h 15m

$1,225

BrisbaneKansas City

BNE - MCI

BNEMCI

Brisbane

Wed 18/2

10:45-16:19

2 stops21h 34m

Kansas City

Sun 22/2

13:44-08:45

2 stops51h 01m

$1,254

BrisbaneKansas City

BNE - MCI

BNEMCI

Brisbane

Wed 18/2

09:40-13:09

1 stop19h 29m

Kansas City

Sun 22/2

06:44-05:00

2 stops30h 16m

$1,260

BrisbaneSt. Louis

BNE - STL

BNESTL

Brisbane

Sun 8/3

09:40-15:09

1 stop21h 29m

Lambert-St Louis

Tue 10/3

17:59-05:30

1 stop20h 31m

$1,327

BrisbaneKansas City

BNE - MCI

BNEMCI

Brisbane

Wed 18/2

09:40-18:45

1 stop25h 05m

Kansas City

Sun 22/2

13:59-06:30

1 stop24h 31m

$1,327

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Sat 4/4

11:55-05:52

1 stop33h 57m

Lambert-St Louis

Tue 14/4

11:25-08:15

2 stops29h 50m

$1,425

MelbourneSt. Louis

MEL - STL

MELSTL

Melbourne

Fri 6/3

10:10-17:43

2 stops24h 33m

Lambert-St Louis

Tue 10/3

18:59-07:00

2 stops44h 01m

$1,676

CairnsKansas City

CNS - MCI

CNSMCI

Cairns

Thu 19/2

11:45-13:09

2 stops41h 24m

Kansas City

Mon 23/2

18:08-11:00

2 stops24h 52m

$1,776

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

$1,838

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 55 results
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Best time to book a flight from Australia to Missouri

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

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

Currently, August is the cheapest month in which you can book a flight from Australia to Missouri (average of $1,036). Flying from Australia to Missouri in April is currently the most expensive (average of $1,587). 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 AU to MO?

Find hourly flight availability from Australia 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 19 November 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% on flights from Australia to Missouri by exploring options for tickets at midday.

What is the cheapest day to fly from Australia to Missouri?

Use this chart to determine the cheapest time to fly return from Australia to Missouri. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Australia to Missouri flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 2025.
Get a feel of what it's like to fly with Qantas Airways, United Airlines, andAir Canada from Australia to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
940 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

7.0

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
940 reviews
Qantas Airways
7.5
Good
940 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

7.0

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
9,016 reviews
Qantas Airways
7.5
Good
940 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

7.0

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
10,459 reviews
Qantas Airways
7.5
Good
940 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.2

Entertainment

7.2

Overall

7.5

Food

7.0

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 Australia to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Australia to Missouri?

    For as low as $1,202, American Airlines can have you in Missouri from Australia in 33h 52m. Australia and Missouri are separated by a distance of 14074 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $865. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Australia to Missouri for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Australia to Missouri (average of $1,036). Flying from Australia to Missouri in April is currently the most expensive (average of $1,587). 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 Australia 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 Australia to Missouri

Discover the top 3 airlines that operate flights from Australia 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 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,139Average$1,839FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,167Average$1,674FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,523Average$2,236FlexibilityNo 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 Australia to Missouri?

Cheapflights makes it easy to find Australia to Missouri flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Australia to Missouri for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Missouri from Australia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Australia 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 Australia today and book when prices fit your budget.

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