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Cologne

$608+ Cheap flights from St. Louis (STL) to Cologne (CGN)

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CGN
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Find flight deals from St. Louis to Cologne

Cheapest flights from St. Louis to Cologne
Explore the most affordable flight options available from St. Louis to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 29, 2025.

This Gurufare deal was found by Cheapflights users on 10/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/16:43 pmSTL - CGN
2 stops15h 27mLufthansa
lun. 12/85:55 pmCGN - STL
2 stops36h 47mLufthansa
Deal found 10/29$664
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/14:05 pmSTL - CGN
2 stops13h 05mMultiple Airlines
lun. 12/87:00 amCGN - STL
2 stops39h 29mMultiple Airlines
Deal found 10/27$825
This Air Canada deal was found by Cheapflights users on 10/28. 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.
lun. 12/14:05 pmSTL - CGN
2 stops23h 20mAir Canada
lun. 12/88:40 amCGN - STL
3 stops20h 00mAir Canada
Deal found 10/28$1,401

Cheap flight deals from St. Louis to Cologne

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Cologne (CGN). 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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$608
(Ovago)
Provider with most accurate pricing for Lambert-St Louis-Cologne Köln/Bonn flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Cologne Köln/Bonn flights.
Search Deals
From Lambert-St Louis to Cologne Köln/Bonn
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Cologne 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 octubre 29, 2025.
Use the filters below to find and compare flights from St. Louis to Cologne that are best for you.

Fly from

St. Louis

Fly to

Cologne

Route

Depart

Return

Price

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

mar. 2/24

6:43 pm-4:30 pm

2 stops14h 47m

Cologne Köln/Bonn

dom. 3/1

4:35 pm-10:57 pm

2 stops37h 22m

$608

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

lun. 12/1

6:43 pm-5:10 pm

2 stops15h 27m

Cologne Köln/Bonn

lun. 12/8

5:55 pm-11:42 pm

2 stops36h 47m

$664

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

jue. 3/5

2:00 pm-3:40 pm

2 stops18h 40m

Cologne Köln/Bonn

lun. 3/16

5:15 pm-9:48 pm

2 stops34h 33m

$739

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

lun. 12/1

4:05 pm-12:10 pm

2 stops13h 05m

Cologne Köln/Bonn

lun. 12/8

7:00 am-3:29 pm

2 stops39h 29m

$825

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

mar. 2/24

2:06 pm-4:30 pm

2 stops19h 24m

Cologne Köln/Bonn

dom. 3/1

4:35 pm-11:07 am

3 stops25h 32m

$859

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from St. Louis to Cologne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Cologne in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Cologne flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Cologne flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Cologne flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Cologne flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Cologne 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 St. Louis to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne 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 Cologne

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Cologne (average of $650). Flying from St. Louis to Cologne in May is currently the most expensive (average of $873). 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.

Reviews of airlines servicing Cologne

Get insights into the airlines that provide service to Cologne. 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 Cologne. Reviews last updated octubre 29, 2025.
Peruse reviews from past customers who have flown with Lufthansa from St. Louis to Cologne to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,541 reviews

Crew

7.6

Overall

6.8

Comfort

6.8

Food

6.3

Boarding

7.0

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,541 reviews
Lufthansa
6.8
Okay
7,541 reviews

Crew

7.6

Overall

6.8

Comfort

6.8

Food

6.3

Boarding

7.0

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

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

    A quick flight from St. Louis to Cologne can take about 14h 47m. British Airways provides one of the quickest options available for as low as $608. The distance between St. Louis and Cologne is about 4494 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from St. Louis to Cologne round-trip?

    Lufthansa, at $783, was found to be the cheapest airline from St. Louis to Cologne..

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Cologne (average of $650). Flying from St. Louis to Cologne in May is currently the most expensive (average of $873). 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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Top airline flying from St. Louis to Cologne

Discover the top airline that operate flights from St. Louis to Cologne. 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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$783Average$848FlexibilityNo cancel feeOn-time76%

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