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Cologne

$1,303+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CGN
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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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 January 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,303
(oojo)

Popular in

August

Cheapest in

November
Provider with most accurate pricing for Lambert-St Louis-Cologne Köln/Bonn flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Cologne Köln/Bonn flights.
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From Lambert-St Louis to Cologne Köln/Bonn
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($47 potential savings vs. average RT price).
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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 January 30, 2025.

This oojo deal was found by Cheapflights users on 1/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/115:30 pmSTL - CGN
2 stops40h 45mTurkish Airlines
Tue 2/186:15 pmCGN - STL
2 stops27h 21mTurkish Airlines
Deal found 1/29$1,303
This American Airlines deal was found by Cheapflights users on 1/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/115:03 amSTL - CGN
2 stops22h 22mMultiple Airlines
Tue 2/1812:00 pmCGN - STL
3 stops18h 56mMultiple Airlines
Deal found 1/29$1,793

Find flights from St. Louis to Cologne within your budget

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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

Tue 2/11

5:30 pm-5:15 pm

2 stops40h 45m

Cologne Köln/Bonn

Tue 2/18

6:15 pm-2:36 pm

2 stops27h 21m

$1,303

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

Tue 2/11

5:03 am-10:25 am

2 stops22h 22m

Cologne Köln/Bonn

Tue 2/18

12:00 pm-11:56 pm

3 stops18h 56m

$1,793

St. LouisCologne

STL - CGN

STLCGN

Lambert-St Louis

Tue 6/24

7:30 pm-9:00 pm

2 stops42h 30m

$7,865

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 January.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Cologne flight deals on Cheapflights vs. FlightHub >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 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 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.

Travel insights for flights from St. Louis to Cologne

Get recent, data-driven insights about flights from St. Louis to Cologne including ideal travel times, pricing trends, and more.

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 $649). Flying from St. Louis to Cologne in June is currently the most expensive (average of $1,520). 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.

Rainfall in Cologne by month

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

In terms of precipitation, rainfall in Cologne ranges from 2.0 - 3.5 inches per month. June is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Cologne when rainfall is around 2.0 in.

Temperature in Cologne by month

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

If weather is an important factor for your trip to Cologne, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 January 30, 2025.
Turkish Airlines
7.3
Good
3,907 reviews

Boarding

7.3

Overall

7.3

Entertainment

7.4

Comfort

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.

Turkish Airlines
7.3
Good
3,907 reviews
Turkish Airlines
7.3
Good
3,907 reviews

Boarding

7.3

Overall

7.3

Entertainment

7.4

Comfort

7.3

Food

7.3

Crew

7.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.

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.

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

    Turkish Airlines, at $1,303, 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 $649). Flying from St. Louis to Cologne in June is currently the most expensive (average of $1,520). 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.

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