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$393+ Cheap flights from Key Largo, FL to Cologne (CGN)

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — CGN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Key Largo to Cologne

Keep the following information in mind while searching for Key Largo to Cologne flight deals. Data was last updated July 31, 2025.

Round-trip from

$657
(Mytrip)

One-way from

$393
(Mytrip)

Popular in

June

Cheapest in

March

Average price

$970
From Key Largo to Cologne Köln/Bonn
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One-way flight from Key Largo to Cologne Köln/Bonn
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($234 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Key Largo to Cologne

Cheapest flights from Key Largo to Cologne
Explore the most affordable flight options available from Key Largo to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/30. 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.
Fri 10/34:35 pmMIA - CGN
2 stops23h 25mMultiple Airlines
Mon 10/612:30 pmCGN - MIA
2 stops32h 15mMultiple Airlines
Deal found 7/30$657
This Ovago deal was found by Cheapflights users on 7/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:35 pmMIA - CGN
1 stop12h 00mBritish Airways
Wed 2/185:15 pmCGN - MIA
1 stop27h 25mBritish Airways
Deal found 7/31$684
This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:50 amMIA - CGN
2 stops23h 15mAir Canada
Wed 2/186:45 amCGN - MIA
2 stops21h 44mAir Canada
Deal found 7/31$688
This oojo deal was found by Cheapflights users on 7/31. 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.
Thu 8/710:35 amMIA - CGN
1 stop16h 55mTurkish Airlines
Wed 8/277:10 pmCGN - MIA
1 stop31h 10mTurkish Airlines
Deal found 7/31$753
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:40 pmMIA - CGN
1 stop19h 55mSWISS
Thu 11/136:45 amCGN - MIA
1 stop13h 55mSWISS
Deal found 7/30$3,393
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 10/211:26 pmMIA - CGN
2 stops15h 44mUnited Airlines
Thu 11/136:45 amCGN - MIA
1 stop13h 55mUnited Airlines
Deal found 7/30$3,400

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo 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 July 31, 2025.
Use the filters below to find and compare flights from Key Largo to Cologne that are best for you.

Fly from

Key Largo

Fly to

Cologne

Route

Depart

Return

Price

MiamiCologne

MIA - CGN

MIACGN

Miami

Fri 10/3

4:35 pm-10:00 pm

2 stops23h 25m

Cologne Köln/Bonn

Mon 10/6

12:30 pm-2:45 pm

2 stops32h 15m

$657

MiamiCologne

MIA - CGN

MIACGN

Miami

Thu 9/11

7:35 pm-1:35 pm

1 stop12h 00m

Cologne Köln/Bonn

Wed 2/18

5:15 pm-2:40 pm

1 stop27h 25m

$684

MiamiCologne

MIA - CGN

MIACGN

Miami

Thu 9/11

11:50 am-5:05 pm

2 stops23h 15m

Cologne Köln/Bonn

Wed 2/18

6:45 am-10:29 pm

2 stops21h 44m

$688

MiamiCologne

MIA - CGN

MIACGN

Miami

Fri 10/3

10:35 am-1:50 pm

1 stop21h 15m

Cologne Köln/Bonn

Mon 10/6

2:50 pm-8:20 pm

1 stop35h 30m

$984

MiamiCologne

MIA - CGN

MIACGN

Miami

Tue 10/21

7:40 pm-9:35 pm

1 stop19h 55m

Cologne Köln/Bonn

Thu 11/13

6:45 am-2:40 pm

1 stop13h 55m

$3,393

MiamiCologne

MIA - CGN

MIACGN

Miami

Tue 10/21

1:26 pm-11:10 am

2 stops15h 44m

Cologne Köln/Bonn

Thu 11/13

6:45 am-2:40 pm

1 stop13h 55m

$3,400

MiamiCologne

MIA - CGN

MIACGN

Miami

Fri 8/15

9:30 pm-9:25 pm

2 stops17h 55m

$393

MiamiCologne

MIA - CGN

MIACGN

Miami

Mon 9/29

4:55 pm-2:20 pm

2 stops15h 25m

$929

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Key Largo to Cologne

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

What is the cheapest month to book a flight from Key Largo to Cologne?

Currently, October is the cheapest month in which you can book a flight from Key Largo to Cologne (average of $649). Flying from Key Largo to Cologne in June is currently the most expensive (average of $1,252). 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 KE9 to CGN?

Find hourly flight availability from Key Largo to Cologne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Cologne as you normally would.

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 July 31, 2025.
Read through reviews of airlines operating flights from Key Largo to Cologne, such as SWISS, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,686 reviews
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
United Airlines
7.4
Good
8,900 reviews
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Turkish Airlines
7.3
Good
3,933 reviews
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Air Canada
7.1
Good
9,851 reviews
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
British Airways
6.6
Okay
7,222 reviews
SWISS
7.5
Good
1,686 reviews

Crew

8.2

Food

7.1

Boarding

7.7

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Cologne. 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 Cologne from Key Largo?

    Cologne Köln/Bonn (CGN) is the airport you will fly into if you book a flight from Key Largo to Cologne. You should not have trouble finding flights to Köln/Bonn from Key Largo; the airport handles an average of 0 inbound flights from Key Largo per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Cologne airport from Key Largo. It is only a 9.5 mi journey from Köln/Bonn (CGN) to Cologne’s city center.

  • Can I find deals for flights from Key Largo to Cologne that include hotel bookings?

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

  • How can I find direct flights from Key Largo to Cologne?

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

  • Can I find deals for business class flights from Key Largo to Cologne?

    Yes. Cheapflights offers flight deals from Key Largo 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 Key Largo to Cologne?

    Currently, October is the cheapest month in which you can book a flight from Key Largo to Cologne (average of $649). Flying from Key Largo to Cologne in June is currently the most expensive (average of $1,252). 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 2 airlines flying from Key Largo to Cologne

Discover the top 2 airlines that operate flights from Key Largo 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$634Average$947FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$661Average$695FlexibilityNo cancel feeOn-time70%

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