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Cheap flights from Missouri to St. Louis from $59

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Missouri to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
1:50 pm - 2:55 pmMCI  Kansas City-STL Lambert-St Louis
1h 05mnonstop
Southwest Logo
9:50 pm - 11:00 pmSTL  Lambert-St Louis-MCI Kansas City
1h 10mnonstop
$117Southwest
Thu, Oct 22 - Mon, Oct 26
Southwest Logo
2:55 pm - 4:00 pmMCI  Kansas City-STL Lambert-St Louis
1h 05mnonstop
Southwest Logo
10:05 am - 11:10 amSTL  Lambert-St Louis-MCI Kansas City
1h 05mnonstop
$117Southwest
Sat, Oct 24 - Sat, Oct 31
Southwest Logo
12:55 pm - 2:00 pmMCI  Kansas City-STL Lambert-St Louis
1h 05mnonstop
Southwest Logo
8:30 am - 9:35 amSTL  Lambert-St Louis-MCI Kansas City
1h 05mnonstop
$117Southwest
Tue, Oct 27 - Tue, Nov 3
Southwest Logo
4:35 pm - 5:40 pmMCI  Kansas City-STL Lambert-St Louis
1h 05mnonstop
Southwest Logo
8:30 am - 9:35 amSTL  Lambert-St Louis-MCI Kansas City
1h 05mnonstop
$117Southwest
Wed, Oct 28 - Wed, Nov 4
Frontier Logo
9:06 am - 11:59 pmMCI  Kansas City-STL Lambert-St Louis
14h 53m1 stop Orlando
Frontier Logo
7:58 pm - 7:33 pmSTL  Lambert-St Louis-MCI Kansas City
23h 35m1 stop Denver Intl
$208Frontier
Mon, Nov 30 - Wed, Dec 2
Frontier Logo
1:37 pm - 12:35 pmMCI  Kansas City-STL Lambert-St Louis
22h 58m1 stop Las Vegas Harry Reid Intl
Frontier Logo
8:00 pm - 7:47 pmSTL  Lambert-St Louis-MCI Kansas City
23h 47m1 stop Denver Intl
$213Frontier
Thu, Oct 22 - Mon, Oct 26
Frontier Logo
8:43 pm - 7:15 pmMCI  Kansas City-STL Lambert-St Louis
22h 32m1 stop Denver Intl
Frontier Logo
8:00 pm - 7:47 pmSTL  Lambert-St Louis-MCI Kansas City
23h 47m1 stop Denver Intl
$222Frontier
Thu, Oct 22 - Mon, Oct 26
Frontier Logo
1:37 pm - 12:35 pmMCI  Kansas City-STL Lambert-St Louis
22h 58m1 stop Las Vegas Harry Reid Intl
Frontier Logo
8:00 pm - 7:47 pmSTL  Lambert-St Louis-MCI Kansas City
23h 47m1 stop Denver Intl
$222Frontier
Thu, Oct 22 - Mon, Oct 26
Frontier Logo
8:43 pm - 11:16 pmMCI  Kansas City-STL Lambert-St Louis
26h 33m2 stops Denver Intl Orlando
Frontier Logo
4:18 pm - 7:47 pmSTL  Lambert-St Louis-MCI Kansas City
27h 29m1 stop Denver Intl
$225Frontier
Wed, Oct 28 - Wed, Nov 4
Frontier Logo
8:43 pm - 7:14 pmMCI  Kansas City-STL Lambert-St Louis
22h 31m1 stop Denver Intl
Frontier Logo
1:28 pm - 11:55 amSTL  Lambert-St Louis-MCI Kansas City
22h 27m1 stop Las Vegas Harry Reid Intl
$230Frontier
Thu, Nov 12 - Sun, Nov 15

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United Airlines flights from Missouri to St. Louis

Our best United Airlines deals on Missouri to St. Louis flight tickets
United Airlines
Oct 27
MCI11:27 amKansas City
4h 16m
1 stop
STL3:43 pmLambert-St Louis
Oct 29
STL9:59 amLambert-St Louis
6h 54m
1 stop
MCI4:53 pmKansas City
$297
United Airlines
Nov 14
MCI3:16 pmKansas City
4h 07m
1 stop
STL7:23 pmLambert-St Louis
Nov 15
STL1:08 pmLambert-St Louis
4h 26m
1 stop
MCI5:34 pmKansas City
$298
United Airlines
Oct 29
MCI8:30 amKansas City
8h 20m
1 stop
STL4:50 pmLambert-St Louis
Oct 30
STL1:08 pmLambert-St Louis
4h 17m
1 stop
MCI5:25 pmKansas City
$326

Frontier flights from Missouri to St. Louis

Our best Frontier deals on Missouri to St. Louis flight tickets
Frontier
Nov 30
MCI9:06 amKansas City
14h 53m
1 stop
STL11:59 pmLambert-St Louis
Dec 2
STL7:58 pmLambert-St Louis
23h 35m
1 stop
MCI7:33 pmKansas City
$208
Frontier
Oct 22
MCI8:43 pmKansas City
22h 32m
1 stop
STL7:15 pmLambert-St Louis
Oct 26
STL8:00 pmLambert-St Louis
23h 47m
1 stop
MCI7:47 pmKansas City
$222
Frontier
Oct 28
MCI8:43 pmKansas City
26h 33m
2 stops
STL11:16 pmLambert-St Louis
Nov 4
STL4:18 pmLambert-St Louis
27h 29m
1 stop
MCI7:47 pmKansas City
$225

momondo Fare Finder

 
Use the filters below to find and compare flights from Missouri to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 10/22

1:50 pm-2:55 pm

Nonstop1h 05m

Lambert-St Louis

Mon 10/26

9:50 pm-11:00 pm

Nonstop1h 10m

$117
Quickest round-trip

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Sat 10/24

2:55 pm-4:00 pm

Nonstop1h 05m

Lambert-St Louis

Sat 10/31

10:05 am-11:10 am

Nonstop1h 05m

$117

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Tue 10/27

12:55 pm-2:00 pm

Nonstop1h 05m

Lambert-St Louis

Tue 11/3

8:30 am-9:35 am

Nonstop1h 05m

$117

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Wed 10/28

4:35 pm-5:40 pm

Nonstop1h 05m

Lambert-St Louis

Wed 11/4

8:30 am-9:35 am

Nonstop1h 05m

$117

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Mon 11/30

9:06 am-11:59 pm

1 stop14h 53m

Lambert-St Louis

Wed 12/2

7:58 pm-7:33 pm

1 stop23h 35m

$208

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 10/22

1:37 pm-12:35 pm

1 stop22h 58m

Lambert-St Louis

Mon 10/26

8:00 pm-7:47 pm

1 stop23h 47m

$213

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 10/22

8:43 pm-7:15 pm

1 stop22h 32m

Lambert-St Louis

Mon 10/26

8:00 pm-7:47 pm

1 stop23h 47m

$222

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 10/22

1:37 pm-12:35 pm

1 stop22h 58m

Lambert-St Louis

Mon 10/26

8:00 pm-7:47 pm

1 stop23h 47m

$222

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Wed 10/28

8:43 pm-11:16 pm

2 stops26h 33m

Lambert-St Louis

Wed 11/4

4:18 pm-7:47 pm

1 stop27h 29m

$225

Kansas CitySt. Louis

MCI Kansas City - STL Lambert-St Louis

MCISTL

Kansas City

Thu 11/12

8:43 pm-7:14 pm

1 stop22h 31m

Lambert-St Louis

Sun 11/15

1:28 pm-11:55 am

1 stop22h 27m

$230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Missouri to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, December is the cheapest month to fly from Missouri to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $271. The month of November is another great option to travel to St. Louis, with average flight prices from Missouri averaging around $325.

What is the cheapest Missouri to Lambert-St Louis flight route?

Fly from Kansas City to Lambert-St Louis for the best Missouri - Lambert-St Louis flight prices

What cabin class options are available on Missouri to St. Louis flights?

There is only 1 cabin class available to choose from on Missouri to St. Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to St. Louis flights?

No. A direct flight is the cheapest option for a flight between Missouri to St. Louis.

Cheap Missouri to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to St. Louis

Best Price Found

$59

Fastest flight time

1h 00m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Missouri in the past 72 hours is $59. The best round-trip flight deal from Missouri to St. Louis found on momondo in the last 72 hours is $117.
The fastest flight from Missouri to St. Louis takes 1h 00m
Direct flights go from Missouri to St. Louis every day.
There is 1 airport in St. Louis. From Missouri there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Missouri to St. Louis

  • When did momondo last update prices for flights from Missouri to Lambert-St Louis Airport?

    Prices for flights from Missouri to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Missouri to Lambert-St Louis Airport?

  • How old do you have to be to fly from Missouri to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Missouri to St. Louis?

Best airlines flying from Missouri to St. Louis

Compare and see reviews for airlines that fly from Missouri to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $292Free CancellationRating
8.0
4,207 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Hermann
Farmington
Clayton
Festus
O'Fallon
Fenton
Edwardsville
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to St. Louis for you.

Can I find flights from Missouri to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Missouri with this policy.

How can momondo help me find flights from Missouri to St. Louis?

Once all potential Missouri to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Missouri to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Missouri are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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