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$31+ Cheap flights from St. Louis (STL) to Missouri

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — STL
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from St. Louis to Missouri

Keep the following information in mind while searching for St. Louis to Missouri flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$68
(Southern / Mokulele)

One-way from

$31
(Trip.com)

Popular in

January

Cheapest in

March

Average price

$244

Good round-trip deal

$208 or less

Good one-way deal

$138 or less
From Lambert-St Louis to Missouri
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One-way flight from Lambert-St Louis to Missouri
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Highest demand for flights based on searches. 28% potential increase in price ($145 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Lambert-St Louis to Missouri.
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Price to beat on a one-way flight from Lambert-St Louis to Missouri.
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Find flight deals from St. Louis to Missouri

Cheapest flights from St. Louis to Missouri
Explore the most affordable flight options available from St. Louis to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Southern / Mokulele deal was found by Cheapflights users on 9/10. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/171:00 pmSTL - UIN
Nonstop0h 51mSouthern / Mokulele
vie. 9/263:45 pmUIN - STL
Nonstop0h 50mSouthern / Mokulele
Deal found 9/10$68
This Southern / Mokulele deal was found by Cheapflights users on 9/11. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/39:20 amSTL - UIN
Nonstop0h 51mSouthern / Mokulele
sáb. 10/47:50 amUIN - STL
Nonstop0h 50mSouthern / Mokulele
Deal found 9/11$84
This Southern / Mokulele deal was found by Cheapflights users on 9/10. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/131:00 pmSTL - UIN
Nonstop0h 51mSouthern / Mokulele
mié. 9/243:45 pmUIN - STL
Nonstop0h 50mSouthern / Mokulele
Deal found 9/10$113
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/121:00 pmSTL - UIN
Nonstop0h 51mSouthern / Mokulele
dom. 9/1411:10 amUIN - STL
Nonstop0h 50mSouthern / Mokulele
Deal found 9/10$144
This Frontier deal was found by Cheapflights users on 9/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/24:00 pmSTL - MCI
1 stop24h 21mFrontier
lun. 10/63:01 pmMCI - STL
1 stop18h 06mFrontier
Deal found 9/11$152
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2010:15 pmSTL - MCI
Nonstop1h 05mSouthwest
mar. 10/2110:40 amMCI - STL
Nonstop1h 05mSouthwest
Deal found 9/10$157
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:40 pmSTL - MCI
1 stop22h 53mFrontier
sáb. 11/18:28 pmMCI - STL
1 stop13h 39mFrontier
Deal found 9/9$163
This Southwest deal was found by Cheapflights users on 9/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/210:15 pmSTL - MCI
Nonstop1h 05mSouthwest
lun. 10/610:50 amMCI - STL
Nonstop1h 00mSouthwest
Deal found 9/11$164
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/209:59 pmSTL - MCI
1 stop16h 01mMultiple Airlines
mié. 10/227:02 pmMCI - STL
1 stop14h 05mMultiple Airlines
Deal found 9/9$169
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3011:07 amSTL - MCI
1 stop23h 10mFrontier
dom. 11/28:28 pmMCI - STL
1 stop12h 39mFrontier
Deal found 9/11$181
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/76:00 amSTL - MCI
1 stop14h 52mAmerican Airlines
mié. 10/86:00 amMCI - STL
1 stop7h 44mAmerican Airlines
Deal found 9/11$191
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/41:00 pmSTL - UIN
Nonstop0h 51mMultiple Airlines
dom. 10/56:55 pmUIN - STL
2 stops38h 12mMultiple Airlines
Deal found 9/9$192

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Missouri 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 septiembre 11, 2025.
Use the filters below to find and compare flights from St. Louis to Missouri that are best for you.

Fly from

St. Louis

Fly to

Missouri

Route

Depart

Return

Price

St. LouisQuincy

STL - UIN

STLUIN

Lambert-St Louis

jue. 10/9

9:20 am-10:11 am

Nonstop0h 51m

Quincy Regional

jue. 10/16

7:50 am-8:40 am

Nonstop0h 50m

$68

St. LouisQuincy

STL - UIN

STLUIN

Lambert-St Louis

mié. 9/24

9:20 am-10:11 am

Nonstop0h 51m

Quincy Regional

sáb. 9/27

7:50 am-8:40 am

Nonstop0h 50m

$68

St. LouisQuincy

STL - UIN

STLUIN

Lambert-St Louis

mar. 9/23

8:40 pm-9:31 pm

Nonstop0h 51m

Quincy Regional

sáb. 9/27

7:50 am-8:40 am

Nonstop0h 50m

$68

St. LouisQuincy

STL - UIN

STLUIN

Lambert-St Louis

sáb. 10/4

1:00 pm-1:51 pm

Nonstop0h 51m

Quincy Regional

dom. 10/5

11:10 am-12:00 pm

Nonstop0h 50m

$68

St. LouisQuincy

STL - UIN

STLUIN

Lambert-St Louis

vie. 10/3

8:40 pm-9:31 pm

Nonstop0h 51m

Quincy Regional

sáb. 10/4

7:50 am-8:40 am

Nonstop0h 50m

$84

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

lun. 10/20

10:15 pm-11:20 pm

Nonstop1h 05m

Kansas City

mié. 10/22

10:40 am-11:45 am

Nonstop1h 05m

$157

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

jue. 10/30

10:15 pm-11:20 pm

Nonstop1h 05m

Kansas City

sáb. 11/1

4:10 pm-5:15 pm

Nonstop1h 05m

$157

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

vie. 11/7

3:45 pm-4:50 pm

Nonstop1h 05m

Kansas City

lun. 11/10

1:30 pm-2:30 pm

Nonstop1h 00m

$157

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

lun. 10/20

10:15 pm-11:20 pm

Nonstop1h 05m

Kansas City

mar. 10/21

10:40 am-11:45 am

Nonstop1h 05m

$157

St. LouisKansas City

STL - MCI

STLMCI

Lambert-St Louis

mar. 10/7

2:45 pm-3:50 pm

Nonstop1h 05m

Kansas City

mié. 10/8

10:40 am-11:45 am

Nonstop1h 05m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 48 results
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Best time to book a flight from St. Louis to Missouri

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

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

Currently, August is the cheapest month in which you can book a flight from St. Louis to Missouri (average of $311). Flying from St. Louis to Missouri in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to MO?

Find hourly flight availability from St. Louis to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

When flying from St. Louis to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated septiembre 11, 2025.
Peruse reviews from past customers who have flown with Southwest from St. Louis to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Overall

8.0

Entertainment

7.5

Comfort

8.0

Food

7.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Missouri. 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 from for flights from St. Louis to Missouri?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Missouri. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to Missouri?

    Departing from St. Louis to Missouri will take you 51m. The distance between St. Louis and Missouri is about 93 mi. All flights are typically nonstop.

  • What are the most popular routes from St. Louis to Missouri?

    The most popular flight routes from St. Louis to Missouri are Lambert-St Louis - Kansas City, Lambert-St Louis - Quincy Regional and Lambert-St Louis - Springfield-Branson.

  • Can I find deals for flights from St. Louis to Missouri that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Missouri?

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

  • Can I find deals for business class flights from St. Louis to Missouri?

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

  • What is the cheapest month to book a flight from St. Louis to Missouri?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Missouri (average of $311). Flying from St. Louis to Missouri in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Missouri

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Top airline flying from St. Louis to Missouri

Discover the top airline that operate flights from St. Louis to Missouri. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$97Average$330FlexibilityNo cancel feeOn-time63%

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