Cheap flights from Missouri to St. Louis from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to St. Louis departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Missouri to St. Louis

Cheap round-trip flights

Southwest Logo
4:45 pm - 5:50 pmMCI-STL
1h 05mnonstop
Southwest Logo
8:35 am - 9:40 amSTL-MCI
1h 05mnonstop
$97Southwest
Find Deal
Tue, Aug 12 - Sat, Aug 16
Southwest Logo
7:35 am - 1:10 pmMCI-STL
5h 35m1 stop
Southwest Logo
6:00 pm - 7:05 pmSTL-MCI
1h 05mnonstop
$107Southwest
Find Deal
Tue, Aug 12 - Sat, Aug 16
Frontier Logo
2:18 pm - 9:11 amMCI-STL
18h 53m1 stop
Frontier Logo
4:00 pm - 4:01 pmSTL-MCI
24h 01m1 stop
$246Frontier
Find Deal
Mon, Sep 1 - Thu, Sep 4
Frontier Logo
2:18 pm - 9:11 amMCI-STL
18h 53m1 stop
Frontier Logo
3:02 pm - 10:42 amSTL-MCI
19h 40m1 stop
$250Frontier
Find Deal
Thu, Aug 21 - Sat, Aug 23
Spirit Airlines Logo
6:04 pm - 4:31 pmMCI-STL
22h 27m1 stop
Spirit Airlines Logo
10:37 am - 10:39 amSTL-MCI
24h 02m1 stop
$255Spirit Airlines
Find Deal
Mon, Aug 11 - Sun, Aug 17
American Airlines Logo
1:52 pm - 10:17 pmMCI-STL
8h 25m1 stop
American Airlines Logo
6:00 am - 1:22 pmSTL-MCI
7h 22m1 stop
$257American Airlines
Find Deal
Tue, Aug 12 - Sat, Aug 16
American Airlines Logo
1:34 pm - 11:54 pmCOU-STL
34h 20m1 stop
American Airlines Logo
8:42 am - 9:31 pmSTL-COU
12h 49m1 stop
$269American Airlines
Find Deal
Tue, Oct 21 - Sat, Oct 25
 Logo
8:01 pm - 9:11 amMCI-STL
13h 10m1 stop
 Logo
5:26 pm - 5:09 pmSTL-MCI
23h 43m1 stop
Fri, Aug 1 - Sun, Aug 3
Spirit Airlines Logo
7:02 pm - 1:32 pmMCI-STL
18h 30m2 stops
Spirit Airlines Logo
2:30 pm - 10:39 amSTL-MCI
20h 09m3 stops
$333Spirit Airlines
Find Deal
Thu, Aug 21 - Sun, Aug 24
 Logo
2:56 pm - 1:32 pmMCI-STL
22h 36m2 stops
 Logo
8:00 am - 2:01 pmSTL-MCI
30h 01m2 stops
Thu, Aug 14 - Sun, Aug 17

Southwest flights from Missouri to St. Louis

Our best Southwest deals on Missouri to St. Louis flight tickets
Southwest
Aug 12
MCI4:45 pmKansas City
1h 05m
STL5:50 pmLambert-St Louis
Aug 16
STL8:35 amLambert-St Louis
1h 05m
MCI9:40 amKansas City
Southwest
Aug 12
MCI7:35 amKansas City
5h 35m
1 stop
STL1:10 pmLambert-St Louis
Aug 16
STL6:00 pmLambert-St Louis
1h 05m
MCI7:05 pmKansas City
Southwest
Aug 12
MCI12:15 pmKansas City
5h 35m
2 stops
STL5:50 pmLambert-St Louis
Aug 16
STL6:00 pmLambert-St Louis
1h 05m
MCI7:05 pmKansas City

American Airlines flights from Missouri to St. Louis

Our best American Airlines deals on Missouri to St. Louis flight tickets
American Airlines
Aug 12
MCI1:52 pmKansas City
8h 25m
1 stop
STL10:17 pmLambert-St Louis
Aug 16
STL6:00 amLambert-St Louis
7h 22m
1 stop
MCI1:22 pmKansas City
American Airlines
Oct 21
COU1:34 pmColumbia Regional
34h 20m
1 stop
STL11:54 pmLambert-St Louis
Oct 25
STL8:42 amLambert-St Louis
12h 49m
1 stop
COU9:31 pmColumbia Regional
American Airlines
Aug 14
MCI5:17 amKansas City
10h 32m
1 stop
STL3:49 pmLambert-St Louis
Aug 17
STL7:01 amLambert-St Louis
7h 02m
1 stop
MCI2:03 pmKansas City

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 day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $381. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $427. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Missouri at noon is the least expensive time of day to depart. momondo users have found prices as low as $362 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $413 per ticket.

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 Lambert-St Louis flights?

There are 1 cabin classes available to choose from on Missouri to Lambert-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?

You could potentially save up to 64% on your flight if you consider stops on a Missouri to St. Louis flight.

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

$49

Fastest flight time

1h 00m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Missouri in the past 72 hours is $49. The best round-trip flight deal from Missouri to St. Louis found on momondo in the last 72 hours is $97.
The fastest flight from Missouri to St. Louis takes 1h 00m
Direct flights go from Missouri to St. Louis on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Southwest.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • 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 $97Free CancellationRating
8.0
4,241 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
Hermann
Fairview Heights
Maryland Heights
Florissant
Collinsville
Fenton
O'Fallon
Farmington
Alton
St. Peters
Wentzville
Festus
Glencoe
Clayton
Edwardsville
Eureka
Shrewsbury
Grafton

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.


An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 7/22
Tue 7/29

Find better results for your trip to the United States