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St. Louis

$49+ Cheap flights from Kansas to St. Louis (STL)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — STL
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Kansas to St. Louis

Keep the following information in mind while searching for Kansas to St. Louis flight deals. Data was last updated abril 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$97
(Southwest)

One-way from

$49
(Southwest)

Popular in

November

Cheapest in

July

Average price

$167

Good round-trip deal

$327 or less

Good one-way deal

$172 or less
Provider with most accurate pricing for Wichita Eisenhower National-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Wichita Eisenhower National-Lambert-St Louis flights.
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From Kansas to Lambert-St Louis
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One-way flight from Kansas to Lambert-St Louis
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Highest demand for flights based on searches. 35% potential increase in price ($177 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Kansas to Lambert-St Louis.
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Price to beat on a one-way flight from Kansas to Lambert-St Louis.
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Find flight deals from Kansas to St. Louis

Cheapest flights from Kansas to St. Louis
Explore the most affordable flight options available from Kansas to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Southwest deal was found by Cheapflights users on 4/17. 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.
mar. 5/134:50 pmMCI - STL
Nonstop1h 00mSouthwest
mié. 5/1410:15 amSTL - MCI
Nonstop1h 10mSouthwest
Deal found 4/17$97
This American Airlines deal was found by Cheapflights users on 4/17. 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. 6/34:48 pmTUL - STL
1 stop5h 57mAmerican Airlines
mar. 6/105:37 amSTL - TUL
1 stop3h 42mAmerican Airlines
Deal found 4/17$159
This Southwest deal was found by Cheapflights users on 4/17. 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.
mié. 5/146:00 amICT - STL
Nonstop1h 20mSouthwest
dom. 5/1810:50 pmSTL - ICT
Nonstop1h 25mSouthwest
Deal found 4/17$203
This United Airlines deal was found by Cheapflights users on 4/17. 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.
mar. 5/137:45 amMCI - STL
1 stop7h 02mUnited Airlines
mié. 5/145:29 pmSTL - MCI
1 stop4h 18mUnited Airlines
Deal found 4/17$247
This American Airlines deal was found by Cheapflights users on 4/17. 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. 5/135:30 amMCI - STL
1 stop9h 51mAmerican Airlines
mié. 5/145:00 amSTL - MCI
1 stop10h 29mAmerican Airlines
Deal found 4/17$283
This CheapOair deal was found by Cheapflights users on 4/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/188:35 pmMCI - STL
1 stop12h 31mFrontier
dom. 4/2012:41 pmSTL - MCI
1 stop7h 04mFrontier
Deal found 4/16$308
This United Airlines deal was found by Cheapflights users on 4/16. 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.
mar. 6/39:00 amTUL - STL
1 stop7h 31mUnited Airlines
mar. 6/108:10 amSTL - TUL
2 stops12h 33mUnited Airlines
Deal found 4/16$319
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/179:07 pmMCI - STL
3 stops47h 03mMultiple Airlines
sáb. 5/2410:10 amSTL - MCI
2 stops31h 31mMultiple Airlines
Deal found 4/17$336
This American Airlines deal was found by Cheapflights users on 4/17. 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.
mié. 12/312:21 pmICT - STL
1 stop3h 46mAmerican Airlines
dom. 12/75:26 amSTL - ICT
1 stop4h 00mAmerican Airlines
Deal found 4/17$362
This United Airlines deal was found by Cheapflights users on 4/17. 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.
vie. 5/25:00 pmICT - STL
1 stop5h 03mUnited Airlines
sáb. 5/36:30 amSTL - ICT
1 stop4h 46mUnited Airlines
Deal found 4/17$388
This Southwest deal was found by Cheapflights users on 4/16. 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. 4/245:25 amTUL - STL
Nonstop1h 15mSouthwest
dom. 4/276:50 pmSTL - TUL
1 stop4h 00mSouthwest
Deal found 4/16$585
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2111:42 amTUL - STL
2 stops29h 33mMultiple Airlines
jue. 4/246:10 pmSTL - TUL
3 stops27h 03mMultiple Airlines
Deal found 4/17$765

Cheapflights Fare Finder

Customize your flight search to find flights from Kansas to St. Louis 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 abril 17, 2025.
Use the filters below to find and compare flights from Kansas to St. Louis that are best for you.

Fly from

Kansas

Fly to

St. Louis

Route

Depart

Return

Price

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

mar. 5/13

4:50 pm-5:50 pm

Nonstop1h 00m

Lambert-St Louis

mié. 5/14

10:15 am-11:25 am

Nonstop1h 10m

$97

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

mar. 6/3

4:48 pm-10:45 pm

1 stop5h 57m

Lambert-St Louis

mar. 6/10

5:37 am-9:19 am

1 stop3h 42m

$159

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

mié. 5/14

3:55 pm-5:15 pm

Nonstop1h 20m

Lambert-St Louis

dom. 5/18

10:20 am-11:45 am

Nonstop1h 25m

$203

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

mar. 5/13

7:45 am-2:47 pm

1 stop7h 02m

Lambert-St Louis

mié. 5/14

5:29 pm-9:47 pm

1 stop4h 18m

$247

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

mar. 5/13

5:30 am-3:21 pm

1 stop9h 51m

Lambert-St Louis

mié. 5/14

5:00 am-3:29 pm

1 stop10h 29m

$283

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

mar. 6/3

9:00 am-4:31 pm

1 stop7h 31m

Lambert-St Louis

mar. 6/10

8:10 am-8:43 pm

2 stops12h 33m

$319

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

sáb. 5/17

9:07 pm-8:10 pm

3 stops47h 03m

Lambert-St Louis

sáb. 5/24

10:10 am-5:41 pm

2 stops31h 31m

$336

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

vie. 5/2

5:00 pm-10:03 pm

1 stop5h 03m

Lambert-St Louis

sáb. 5/3

6:30 am-11:16 am

1 stop4h 46m

$388

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

mié. 4/30

5:29 am-9:37 am

1 stop4h 08m

Lambert-St Louis

sáb. 5/3

5:45 am-11:52 am

1 stop6h 07m

$466

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

jue. 5/1

3:05 pm-10:28 pm

2 stops31h 23m

Lambert-St Louis

dom. 5/4

6:30 am-8:52 am

2 stops26h 22m

$944

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 26 results
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Best time to book a flight from Kansas to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Kansas to St. Louis (average of $311). Flying from Kansas to St. Louis 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 KS to STL?

Find hourly flight availability from Kansas to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kansas to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated abril 17, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Kansas to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

    For a flight from Kansas to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • How popular is this Kansas to St. Louis flight route?

    This flight path from Kansas to Lambert-St Louis was viewed by 38 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Kansas to St. Louis one-way?

    $49 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and Frontier, with prices starting from $80 and $87, respectively.

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

    While some choose either Kansas City - Lambert-St Louis or Tulsa - Lambert-St Louis, Wichita Eisenhower National - Lambert-St Louis is the most popular route from Kansas to St. Louis.

  • What are the cheapest flights from Kansas to St. Louis?

    On average you can expect to pay $295 for a flight from Kansas to St. Louis. The cheapest flight overall is $148 while the most popular route, (Wichita Eisenhower National - Lambert-St Louis) is currently priced at $154.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas to St. Louis 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 Kansas to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Kansas to St. Louis (average of $311). Flying from Kansas to St. Louis 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

Traveling to a place near Kansas?

Book flights to Kansas if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Alternative routes for Kansas to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Kansas to St. Louis

Discover the top 2 airlines that operate flights from Kansas to St. Louis. 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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$97Average$309FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$158Average$330FlexibilityNo cancel feeOn-time71%

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