$197+ Cheap flights from Missouri

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — SYD
23 Jul — 30 Jul1
1 adult

What to know about flights from Missouri

Discover essential information about flights departing from Missouri, including flight schedules, destinations, airlines operating at the Missouri airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 18 July 2025.

Good round-trip deal

$427 or less
Price to beat on a round-trip flight from Missouri.

Find flights from Missouri

Cheapest flights from Missouri
Explore the most affordable flight options available from Missouri. Find the lowest fares based on data from user searches, with prices last updated on 18 July 2025.

Mon 10/1113:35STL - BNE
2 stops27h 10mMultiple Airlines
Mon 17/1110:45BNE - STL
2 stops44h 44mMultiple Airlines
Deal found 18/7$1,452
Thu 14/806:00MCI - SYD
2 stops34h 20mAir Canada
Thu 21/809:20SYD - MCI
2 stops26h 22mAir Canada
Deal found 17/7$1,549
Sat 22/1118:08MCI - BNE
1 stop20h 22mQantas Airways
Fri 26/1209:45BNE - MCI
1 stop24h 24mQantas Airways
Deal found 16/7$1,606
Wed 3/918:26MCI - SYD
1 stop21h 29mQantas Airways
Wed 17/912:10SYD - MCI
1 stop20h 15mQantas Airways
Deal found 16/7$1,609
Sat 22/1110:59MCI - BNE
2 stops26h 01mAmerican Airlines
Fri 26/1209:45BNE - MCI
2 stops26h 28mAmerican Airlines
Deal found 18/7$1,629
Mon 1/912:10MCI - SYD
1 stop27h 45mAmerican Airlines
Sun 14/912:10SYD - MCI
1 stop21h 56mAmerican Airlines
Deal found 16/7$1,632
Mon 10/1117:29STL - BNE
1 stop22h 01mUnited Airlines
Mon 17/1111:40BNE - STL
2 stops27h 05mUnited Airlines
Deal found 18/7$1,652
Mon 1/917:59MCI - SYD
1 stop21h 56mUnited Airlines
Mon 8/910:20SYD - MCI
2 stops26h 22mUnited Airlines
Deal found 18/7$1,658
Wed 5/1106:15STL - SYD
2 stops47h 10mQantas Airways
Sun 23/1114:20SYD - STL
1 stop20h 57mQantas Airways
Deal found 18/7$1,664
Thu 25/907:00MCI - SYD
1 stop32h 35mDelta
Thu 2/1009:25SYD - MCI
1 stop28h 55mDelta
Deal found 15/7$1,667
Sun 31/813:30STL - SYD
2 stops26h 50mAir Canada
Sun 7/909:20SYD - STL
2 stops49h 37mAir Canada
Deal found 17/7$1,681
Wed 29/1016:55STL - SYD
2 stops23h 40mMultiple Airlines
Sat 15/1111:20SYD - STL
2 stops45h 09mMultiple Airlines
Deal found 17/7$1,743

Find flights from Missouri within your budget

Find flights departing from Missouri that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 July 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Mon 10/11

13:35-08:45

2 stops27h 10m

Brisbane

Mon 17/11

10:45-15:29

2 stops44h 44m

$1,452

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Thu 14/8

06:00-07:20

2 stops34h 20m

Sydney Kingsford Smith

Thu 21/8

09:20-20:42

2 stops26h 22m

$1,549

Kansas CityBrisbane

MCI - BNE

MCIBNE

Kansas City

Sat 22/11

18:08-06:30

1 stop20h 22m

Brisbane

Fri 26/12

09:45-18:09

1 stop24h 24m

$1,606

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Wed 3/9

18:26-06:55

1 stop21h 29m

Sydney Kingsford Smith

Wed 17/9

12:10-17:25

1 stop20h 15m

$1,609

Kansas CityBrisbane

MCI - BNE

MCIBNE

Kansas City

Sat 22/11

09:49-05:00

2 stops27h 11m

Brisbane

Fri 26/12

09:45-20:07

1 stop26h 22m

$1,629

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Mon 1/9

12:10-06:55

1 stop27h 45m

Sydney Kingsford Smith

Sun 14/9

12:10-19:06

1 stop21h 56m

$1,632

St. LouisBrisbane

STL - BNE

STLBNE

Lambert-St Louis

Mon 10/11

17:29-07:30

1 stop22h 01m

Brisbane

Mon 17/11

11:40-22:45

2 stops27h 05m

$1,652

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Mon 1/9

17:59-06:55

1 stop21h 56m

Sydney Kingsford Smith

Mon 8/9

10:20-21:42

2 stops26h 22m

$1,658

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Wed 5/11

06:15-22:25

2 stops47h 10m

Sydney Kingsford Smith

Sun 23/11

14:20-18:17

1 stop20h 57m

$1,664

Kansas CitySydney

MCI - SYD

MCISYD

Kansas City

Thu 25/9

07:00-06:35

1 stop32h 35m

Sydney Kingsford Smith

Thu 2/10

09:25-23:20

1 stop28h 55m

$1,667

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 45 results
1
2
3
...
5

Best time to book a flight from Missouri

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

Travel insights for flights from Missouri

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

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

Currently, October is the cheapest month in which you can book a flight from Missouri (average of $884). Flying from Missouri in April will prove the most costly (average of $1,928). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Missouri

Get insights into the airlines that provide service from Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Missouri. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Check out reviews from past customers who have flown Delta, Air New Zealand, andQantas Airways from Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

Direct flights from USA

Book a direct flight from one of these other cities located in USA.

Related info for your journey

Access useful and relevant information related to your journey from Missouri. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 July 2025.
  • What is the cheapest month to fly from Missouri?

    Currently, the cheapest month for flights from Missouri is October. The most expensive month for flights is April. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Missouri?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

    Cheapflights helps you find that perfect flight from Missouri by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Missouri with no change fees?

    Certainly. Search results for flights from Missouri 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 Missouri become cheaper?

    Of course! You can now track prices for flights from Missouri and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

See more FAQs

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 Missouri?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight from Missouri by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Missouri with no change fees?

Certainly. Search results for flights from Missouri 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 Missouri become cheaper?

Of course! You can now track prices for flights from Missouri and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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.