HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Adelaide

$653+ Cheap flights from Missouri to Adelaide (ADL)

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ADL
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Adelaide 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 Adelaide

Keep the following information in mind while searching for Missouri to Adelaide flight deals. Data was last updated January 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,175
(oojo)

One-way from

$653
(Qantas Airways)
Provider with most accurate pricing for Lambert-St Louis-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Adelaide flights.
Search Deals
From Missouri to Adelaide
Search Deals
One-way flight from Missouri to Adelaide
Search Deals

Find flight deals from Missouri to Adelaide

Cheapest flights from Missouri to Adelaide
Explore the most affordable flight options available from Missouri to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This oojo deal was found by Cheapflights users on 1/14. 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 2/105:49 pm
MCI
-
ADL
2 stops47h 36m
Multiple Airlines
Tue 2/176:20 pm
ADL
-
MCI
2 stops40h 59m
Multiple Airlines
Deal found 1/14$1,175
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Sat 2/287:18 pm
MCI
-
ADL
1 stop21h 42m
United Airlines
Sat 3/72:55 pm
ADL
-
MCI
2 stops24h 50m
United Airlines
Deal found 1/14$1,265
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Thu 3/125:30 pm
MCI
-
ADL
1 stop23h 30m
United Airlines
Sat 3/211:55 pm
ADL
-
MCI
2 stops38h 25m
United Airlines
Deal found 1/14$1,285
This Qantas Airways deal was found by Cheapflights users on 1/14. 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.
Sun 2/85:49 pm
MCI
-
ADL
2 stops55h 56m
Qantas Airways
Thu 2/129:25 pm
ADL
-
MCI
2 stops36h 12m
Qantas Airways
Deal found 1/14$1,500
This United Airlines deal was found by Cheapflights users on 1/14. 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 2/107:00 am
MCI
-
ADL
2 stops38h 40m
United Airlines
Tue 2/177:15 am
ADL
-
MCI
3 stops31h 14m
United Airlines
Deal found 1/14$1,924
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Sun 2/810:30 am
MCI
-
ADL
2 stops34h 55m
United Airlines
Thu 2/127:15 am
ADL
-
MCI
3 stops31h 14m
United Airlines
Deal found 1/13$2,439
This Qantas Airways deal was found by Cheapflights users on 1/15. 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.
Thu 3/126:13 pm
MCI
-
ADL
2 stops27h 17m
Multiple Airlines
Sat 3/216:05 am
ADL
-
MCI
3 stops26h 42m
Multiple Airlines
Deal found 1/15$3,415

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Adelaide 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 January 16, 2026.
Use the filters below to find and compare flights from Missouri to Adelaide that are best for you.

Fly from

Missouri

Fly to

Adelaide

Route

Depart

Return

Price

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Tue 2/10

5:49 pm-9:55 am

2 stops47h 36m

Adelaide

Tue 2/17

6:20 pm-6:49 pm

2 stops40h 59m

$1,175

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Sat 2/28

7:18 pm-9:30 am

1 stop21h 42m

Adelaide

Sat 3/7

2:55 pm-11:15 pm

2 stops24h 50m

$1,265

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Thu 3/12

10:17 am-8:30 am

2 stops30h 43m

Adelaide

Sat 3/21

1:55 pm-12:50 pm

2 stops38h 25m

$1,285

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Sun 2/8

5:49 pm-1:40 pm

2 stops51h 21m

Adelaide

Thu 2/12

9:25 pm-5:07 pm

2 stops36h 12m

$1,500

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Sat 5/23

2:43 pm-9:25 am

2 stops28h 12m

$653

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Tue 5/19

2:38 pm-11:55 am

2 stops30h 47m

$884

Kansas CityAdelaide

MCI - ADL

MCIADL

Kansas City

Sat 5/23

7:44 pm-9:30 pm

3 stops35h 16m

$1,241

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Best time to book a flight from Missouri to Adelaide

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

Cheapflights Insights

Everything you need to know about your flight from Missouri to Adelaide
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Adelaide. 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 into for flights to Adelaide from Missouri?

    Most people fly into Adelaide (ADL) if they book a flight to Adelaide from Missouri. Adelaide is conveniently located just 4.1 mi from Adelaide’s city center.

  • How long is the flight from Missouri to Adelaide?

    There are many flights that can get you from Missouri to Adelaide in 21h 42m. Fly via United Airlines to get the fastest option. Missouri and Adelaide are separated by a distance of 9523 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

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.

Top airline flying from Missouri to Adelaide

Discover the top airline that operate flights from Missouri to Adelaide. 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 January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,322Average$1,663FlexibilityNo cancel feeOn-time74%

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.
Site
Cookie settings©2026 Cheapflights