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St. Louis

$613+ Cheap flights from Cologne (CGN) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — STL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Cologne to St. Louis

Cheapest flights from Cologne to St. Louis
Explore the most affordable flight options available from Cologne to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:05 pm
CGN
-
STL
2 stops36h 53m
British Airways
Mon 2/232:19 pm
STL
-
CGN
2 stops18h 51m
British Airways
Deal found 1/25$613
This British Airways deal was found by Cheapflights users on 1/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/115:15 pm
CGN
-
STL
2 stops46h 40m
British Airways
Sun 2/1511:09 am
STL
-
CGN
2 stops46h 01m
British Airways
Deal found 1/25$636
This Billigflug deal was found by Cheapflights users on 1/26. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/121:35 pm
CGN
-
STL
2 stops16h 16m
Multiple Airlines
Thu 3/194:05 pm
STL
-
CGN
2 stops18h 15m
Multiple Airlines
Deal found 1/26$755
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/128:40 am
CGN
-
STL
3 stops19h 02m
Air Canada
Thu 3/194:05 pm
STL
-
CGN
2 stops14h 05m
Air Canada
Deal found 1/26$837
This Mytrip deal was found by Cheapflights users on 1/25. 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 2/117:55 am
CGN
-
STL
3 stops35h 26m
Multiple Airlines
Sun 2/154:05 pm
STL
-
CGN
2 stops13h 05m
Multiple Airlines
Deal found 1/25$1,669
This Flysmarter deal was found by Cheapflights users on 1/25. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:45 am
CGN
-
STL
3 stops21h 28m
Air Canada
Sun 2/1511:25 am
STL
-
CGN
3 stops18h 10m
Air Canada
Deal found 1/25$1,727

Find flight deals from Cologne to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) 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 January 27, 2026.

Round-trip from

$613
(British Airways)
From Cologne Köln/Bonn to Lambert-St Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne 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 January 27, 2026.
Use the filters below to find and compare flights from Cologne to St. Louis that are best for you.

Fly from

Cologne

Fly to

St. Louis

Route

Depart

Return

Price

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Thu 2/19

5:05 pm-10:58 pm

2 stops36h 53m

Lambert-St Louis

Mon 2/23

2:19 pm-4:10 pm

2 stops18h 51m

$613

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Wed 2/11

5:15 pm-8:55 am

2 stops46h 40m

Lambert-St Louis

Sun 2/15

11:09 am-4:10 pm

2 stops46h 01m

$636

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Thu 3/12

1:35 pm-11:51 pm

2 stops16h 16m

Lambert-St Louis

Thu 3/19

4:05 pm-4:20 pm

2 stops18h 15m

$755

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Thu 3/12

8:40 am-9:42 pm

3 stops19h 02m

Lambert-St Louis

Thu 3/19

4:05 pm-12:10 pm

2 stops14h 05m

$837

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Wed 2/11

7:55 am-12:21 pm

3 stops35h 26m

Lambert-St Louis

Sun 2/15

4:05 pm-12:10 pm

2 stops13h 05m

$1,669

CologneSt. Louis

CGN - STL

CGNSTL

Cologne Köln/Bonn

Wed 2/11

6:45 am-9:13 pm

3 stops21h 28m

Lambert-St Louis

Sun 2/15

11:25 am-12:35 pm

3 stops18h 10m

$1,727

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

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

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

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

Currently, January is the cheapest month in which you can book a flight from Cologne to St. Louis (average of $502). Flying from Cologne to St. Louis in December is currently the most expensive (average of $674). 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.

Related info for your journey

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

    Departing from Cologne to St. Louis will take you 36h 53m. The distance between Cologne and St. Louis is about 4494 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Cologne to St. Louis (average of $502). Flying from Cologne to St. Louis in December is currently the most expensive (average of $674). 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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