Cheap Flights from St. Louis (STL) to Kansas City (MCI)

View AU$596 flight on Fri, 8 Aug. 2025Opens in a new window

Popular airlines from Lambert-St. Louis International Airport (STL) to Kansas City International Airport (MCI)

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Cheap Flights from St. Louis (STL) to Kansas City (MCI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 9 Aug. - Sat, 16 Aug.
STL
St. Louis
MCI
Kansas City
AU$654 Return, found 5 days ago
AU$654
Return
found 5 days ago
Select American Airlines flight, departing Sat, 9 Aug. from St. Louis to Kansas City, returning Sat, 16 Aug., priced at AU$654 found 5 days ago
American Airlines
Sat, 9 Aug. - Tue, 12 Aug.
STL
St. Louis
MCI
Kansas City
AU$686 Return, found 5 days ago
AU$686
Return
found 5 days ago
Select American Airlines flight, departing Sat, 9 Aug. from St. Louis to Kansas City, returning Tue, 12 Aug., priced at AU$686 found 5 days ago
American Airlines
Tue, 5 Aug. - Sat, 16 Aug.
STL
St. Louis
MCI
Kansas City
AU$753 Return, found 5 days ago
AU$753
Return
found 5 days ago
Select American Airlines flight, departing Tue, 5 Aug. from St. Louis to Kansas City, returning Sat, 16 Aug., priced at AU$753 found 5 days ago
American Airlines
Tue, 5 Aug. - Tue, 12 Aug.
STL
St. Louis
MCI
Kansas City
AU$785 Return, found 5 days ago
AU$785
Return
found 5 days ago
Select American Airlines flight, departing Tue, 5 Aug. from St. Louis to Kansas City, returning Tue, 12 Aug., priced at AU$785 found 5 days ago
American Airlines
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$787 Return, found 5 days ago
AU$787
Return
found 5 days ago
Select American Airlines flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$787 found 5 days ago
American Airlines
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$872 Return, found 5 days ago
AU$872
Return
found 5 days ago
Select American Airlines flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$872 found 5 days ago
American Airlines
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$937 Return, found 5 days ago
AU$937
Return
found 5 days ago
Select American Airlines flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$937 found 5 days ago
Southern Airways Express
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$940 Return, found 5 days ago
AU$940
Return
found 5 days ago
Select Southern Airways Express flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$940 found 5 days ago
United
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$1,234 Return, found 5 days ago
AU$1,234
Return
found 5 days ago
Select United flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$1,234 found 5 days ago
Delta
Fri, 8 Aug. - Fri, 15 Aug.
STL
St. Louis
MCI
Kansas City
AU$1,649 Return, found 5 days ago
AU$1,649
Return
found 5 days ago
Select Delta flight, departing Fri, 8 Aug. from St. Louis to Kansas City, returning Fri, 15 Aug., priced at AU$1,649 found 5 days ago

Find the cheapest month to fly from St. Louis (STL) to Kansas City (MCI)

October is typically the cheapest month to fly

From AU$149 - AU$1,020 per traveller.

Graph displaying average flight prices per month

Flight from St. Louis to Kansas City route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Kansas City Intl.
Return price
AU$654
Distance
378 km
Average flight time
1 hour 5 mins

Your quick guide to flights from St. Louis to Kansas City

Pick up great flights from St. Louis to Kansas City

With Expedia, you have your pick of 3 flights a day with 20 airlines covering flights from St. Louis to Kansas City. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from St. Louis to Kansas City that take around 1 hours.

Find cheap flights from St. Louis to Kansas City

From the great flight deals with prices currently ranging from AU$654 to AU$1,649, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from St. Louis to Kansas City around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Kansas City is normally in August.

Reasons to book your flight from St. Louis to Kansas City with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from St. Louis to Kansas City across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Kansas City right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Lambert Field to MCI?
The lowest price advertised for a round-trip journey between Lambert-St. Louis Intl. Airport (STL) and Kansas City Intl. Airport (MCI) is AU$654. But you better act fast. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to MCI?
The majority of flights can be cancelled online, but whether you incur a fee depends on your airline. If you do have to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from STL to MCI that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for St. Louis Lambert International Airport to MCI flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert Field to MCI?
With a flight distance of 380 kilometres, it's only a short hop from Lambert Field to Kansas City Intl. Airport (MCI). It might be a quick one, but it's still worth bringing something to keep you busy on board.
Which airlines fly direct from Lambert Field to Kansas City Intl. Airport (MCI)?
Offering 86 flights each month, Southwest Airlines (WN) is a great choice when flying directly from STL to Kansas City Intl. Airport (MCI).
Are STL to MCI flight tickets cheaper when they're purchased at the last minute?
It is possible to find amazing last-minute deals from STL to MCI, but it's also possible to miss out altogether! As many airlines release prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares carrier prices and updates flight deals often, so you can be sure you're always seeing the latest offers.

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