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$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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — STL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(Southwest)

One-way from

$49
(Southwest)

Popular in

November

Cheapest in

July

Average price

$250

Good round-trip deal

$330 or less

Good one-way deal

$174 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. 34% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Southwest deal was found by Cheapflights users on 3/27. 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.
Thu 4/175:25 amTUL - STL
Nonstop1h 15mSouthwest
Mon 4/219:45 pmSTL - TUL
Nonstop1h 20mSouthwest
Deal found 3/27$97
This Southwest deal was found by Cheapflights users on 3/26. 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.
Tue 5/134:50 pmMCI - STL
Nonstop1h 00mSouthwest
Wed 5/148:55 pmSTL - MCI
Nonstop1h 05mSouthwest
Deal found 3/26$97
This Southwest deal was found by Cheapflights users on 3/27. 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.
Mon 5/55:30 amICT - STL
Nonstop1h 20mSouthwest
Mon 5/59:45 pmSTL - ICT
Nonstop1h 25mSouthwest
Deal found 3/27$137
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/75:00 amTUL - STL
1 stop3h 59mAmerican Airlines
Sat 5/103:58 pmSTL - TUL
1 stop4h 15mAmerican Airlines
Deal found 3/27$159
This CheapOair deal was found by Cheapflights users on 3/26. 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.
Sun 4/138:35 pmMCI - STL
1 stop12h 31mFrontier
Sun 4/2012:41 pmSTL - MCI
1 stop7h 04mFrontier
Deal found 3/26$226
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/106:00 amICT - STL
1 stop4h 33mAmerican Airlines
Thu 4/175:26 amSTL - ICT
1 stop4h 16mAmerican Airlines
Deal found 3/27$276
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2411:51 amICT - STL
1 stop4h 35mDelta
Mon 4/285:32 pmSTL - ICT
1 stop5h 33mDelta
Deal found 3/27$289
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 6/119:36 amMCI - STL
1 stop7h 03mAmerican Airlines
Fri 6/137:20 amSTL - MCI
1 stop5h 23mAmerican Airlines
Deal found 3/27$311
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:00 amICT - STL
1 stop4h 20mUnited Airlines
Mon 4/285:35 pmSTL - ICT
2 stops19h 22mUnited Airlines
Deal found 3/27$336
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/1711:47 amTUL - STL
1 stop4h 49mUnited Airlines
Wed 4/239:39 amSTL - TUL
2 stops12h 12mUnited Airlines
Deal found 3/27$356
This Mytrip deal was found by Cheapflights users on 3/25. 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.
Wed 5/146:45 pmMCI - STL
2 stops14h 30mSpirit Airlines
Sat 5/1710:10 amSTL - MCI
2 stops27h 40mSpirit Airlines
Deal found 3/25$374
This Mytrip deal was found by Cheapflights users on 3/25. 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.
Wed 5/142:45 pmMCI - STL
3 stops27h 56mMultiple Airlines
Sat 5/179:50 amSTL - MCI
3 stops28h 00mMultiple Airlines
Deal found 3/25$389

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 March 28, 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

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Thu 4/17

5:25 am-6:40 am

Nonstop1h 15m

Lambert-St Louis

Mon 4/21

9:45 pm-11:05 pm

Nonstop1h 20m

$97

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Tue 5/13

4:50 pm-5:50 pm

Nonstop1h 00m

Lambert-St Louis

Wed 5/14

8:55 pm-10:00 pm

Nonstop1h 05m

$97

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

Mon 5/5

5:30 am-6:50 am

Nonstop1h 20m

Lambert-St Louis

Mon 5/5

9:45 pm-11:10 pm

Nonstop1h 25m

$137

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Wed 5/7

5:00 am-8:59 am

1 stop3h 59m

Lambert-St Louis

Sat 5/10

3:58 pm-8:13 pm

1 stop4h 15m

$159

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Sun 4/13

8:35 pm-9:06 am

1 stop12h 31m

Lambert-St Louis

Sun 4/20

12:41 pm-7:45 pm

1 stop7h 04m

$226

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

Thu 4/10

6:00 am-10:33 am

1 stop4h 33m

Lambert-St Louis

Thu 4/17

5:26 am-9:42 am

1 stop4h 16m

$276

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

Thu 4/24

11:51 am-4:26 pm

1 stop4h 35m

Lambert-St Louis

Mon 4/28

5:32 pm-11:05 pm

1 stop5h 33m

$289

Kansas CitySt. Louis

MCI - STL

MCISTL

Kansas City

Wed 6/11

9:36 am-4:39 pm

1 stop7h 03m

Lambert-St Louis

Fri 6/13

7:20 am-12:43 pm

1 stop5h 23m

$311

WichitaSt. Louis

ICT - STL

ICTSTL

Wichita Eisenhower National

Thu 4/24

8:00 am-12:20 pm

1 stop4h 20m

Lambert-St Louis

Mon 4/28

5:35 pm-12:57 pm

2 stops19h 22m

$336

TulsaSt. Louis

TUL - STL

TULSTL

Tulsa

Thu 4/17

11:47 am-4:36 pm

1 stop4h 49m

Lambert-St Louis

Wed 4/23

9:39 am-9:51 pm

2 stops12h 12m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 32 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 March 28, 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 March 28, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 37 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 Wichita Eisenhower National - Lambert-St Louis or Tulsa - Lambert-St Louis, Kansas City - 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 $315 for a flight from Kansas to St. Louis. The cheapest flight overall is $129 while the most popular route, (Kansas City - Lambert-St Louis) is currently priced at $97.

  • 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
Fairview Heights
Maryland 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$97Average$309FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$158Average$330FlexibilityNo cancel feeOn-time71%
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