St. Louis

$203+ Cheap flights from Kalamazoo to St. Louis (AZO - 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
AZO — STL
Nis 27 — May 41
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Cheap flight deals from Kalamazoo to St. Louis

Cheapest flights from Kalamazoo to St. Louis
Explore the most affordable flight options available from Kalamazoo to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Mart 28, 2026.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Çar 10/286:05 pm
AZO
-
STL
1 stop3h 32m
Delta
Paz 11/16:45 am
STL
-
AZO
1 stop3h 17m
Delta
Deal found 3/26$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Per 4/912:04 pm
AZO
-
STL
1 stop5h 28m
Delta
Pzt 4/135:59 pm
STL
-
AZO
1 stop3h 36m
Delta
Deal found 3/25$308
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Çar 4/86:17 pm
AZO
-
STL
2 stops6h 41m
Delta
Pzt 4/135:59 pm
STL
-
AZO
1 stop3h 36m
Delta
Deal found 3/25$314
This American Airlines deal was found by Cheapflights users on 3/23. 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.
Sal 4/712:14 pm
AZO
-
STL
2 stops8h 16m
American Airlines
Cmt 4/112:12 pm
STL
-
AZO
2 stops9h 16m
American Airlines
Deal found 3/23$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Per 4/912:04 pm
AZO
-
STL
2 stops6h 49m
Delta
Cmt 4/116:32 am
STL
-
AZO
1 stop4h 27m
Delta
Deal found 3/25$334
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.
Per 4/27:00 am
AZO
-
STL
1 stop4h 03m
American Airlines
Paz 4/56:00 am
STL
-
AZO
1 stop4h 47m
American Airlines
Deal found 3/27$358
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.
Per 4/25:35 am
AZO
-
STL
1 stop5h 11m
Delta
Paz 4/59:45 am
STL
-
AZO
2 stops6h 52m
Delta
Deal found 3/27$364
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cmt 8/2210:49 am
AZO
-
STL
1 stop5h 49m
United Airlines
Sal 8/259:16 am
STL
-
AZO
1 stop3h 27m
United Airlines
Deal found 3/26$368
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Çar 4/86:17 pm
AZO
-
STL
2 stops6h 41m
Delta
Paz 4/126:32 am
STL
-
AZO
1 stop3h 45m
Delta
Deal found 3/25$374

Find flight deals from Kalamazoo to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Kalamazoo (AZO) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Mart 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(Delta)

One-way from

$203
(Delta)

Popular in

July

Cheapest in

August

Average price

$386
Provider with most accurate pricing for Kalamazoo Intl-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Kalamazoo Intl-Lambert-St Louis flights.
From Kalamazoo Intl to Lambert-St Louis
One-way flight from Kalamazoo Intl to Lambert-St Louis
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalamazoo 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 Mart 28, 2026.
Use the filters below to find and compare flights from Kalamazoo to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Sal 4/7

6:17 pm-8:42 pm

1 stop3h 25m

Lambert-St Louis

Cmt 4/11

6:32 am-11:59 am

1 stop4h 27m

$308

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Çar 4/8

5:35 am-11:48 am

2 stops7h 13m

Lambert-St Louis

Cmt 4/11

6:32 am-11:59 am

1 stop4h 27m

$314

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Çar 4/8

6:17 pm-11:58 pm

2 stops6h 41m

Lambert-St Louis

Pzt 4/13

5:59 pm-10:35 pm

1 stop3h 36m

$314

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Sal 4/7

12:14 pm-7:30 pm

2 stops8h 16m

Lambert-St Louis

Cmt 4/11

2:12 pm-12:28 am

2 stops9h 16m

$319

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Cmt 8/22

10:49 am-2:25 pm

1 stop4h 36m

Lambert-St Louis

Sal 8/25

7:30 am-1:43 pm

1 stop5h 13m

$368

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Çar 4/8

6:17 pm-8:42 pm

1 stop3h 25m

Lambert-St Louis

Paz 4/12

6:32 am-11:17 am

1 stop3h 45m

$368
Quickest round-trip

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Çar 4/8

6:00 am-8:24 am

1 stop3h 24m

Lambert-St Louis

Paz 4/12

8:03 pm-12:28 am

1 stop3h 25m

$378

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Cum 4/10

12:14 pm-7:30 pm

2 stops8h 16m

Lambert-St Louis

Cmt 4/11

2:12 pm-12:28 am

2 stops9h 16m

$389
Cheapest one-way

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Paz 7/26

5:30 am-9:31 am

1 stop5h 01m

$203
Quickest one-way

KalamazooSt. Louis

AZO - STL

AZOSTL

Kalamazoo Intl

Cum 4/10

6:17 pm-8:42 pm

1 stop3h 25m

$254

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Kalamazoo-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalamazoo-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalamazoo-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalamazoo-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalamazoo-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kalamazoo to St. Louis

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

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

Currently, November is the cheapest month in which you can book a flight from Kalamazoo to St. Louis (average of $124). Flying from Kalamazoo to St. Louis in December is currently the most expensive (average of $267). 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.

How much does it cost to fly round-trip from Kalamazoo to St. Louis?

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 Mart 28, 2026.
Get a feel of what it's like to fly with American Airlines from Kalamazoo 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.

Crew

7.9

Comfort

7.2

Overall

7.1

Entertainment

6.9

Boarding

7.5

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Crew

7.9

Comfort

7.2

Overall

7.1

Entertainment

6.9

Boarding

7.5

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Kalamazoo to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Kalamazoo to St. Louis?

    Delta can get you from Kalamazoo to St. Louis in just under 3h 25m. Your travel time can differ by up to . Kalamazoo and St. Louis are separated by a distance of 349 mi.

  • What are the cheapest airlines flying from Kalamazoo to St. Louis round-trip?

    According to our current data, American Airlines ($246), and Delta ($246) offers the cheapest pricing from Kalamazoo to St. Louis. American Airlines is currently priced 29% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Kalamazoo to St. Louis (average of $124). Flying from Kalamazoo to St. Louis in December is currently the most expensive (average of $267). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

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Top 2 airlines flying from Kalamazoo to St. Louis

Discover the top 2 airlines that operate flights from Kalamazoo 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 Mart 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$246Average$331FlexibilityNo cancel feeOn-time71%
DeltaCheapest$246Average$321FlexibilityNo cancel feeOn-timeN/A

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