Earn point on your loyalty program!arrow arc left

Cheap flights from Boston (BOS) to Cologne (CGN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Cologne (CGN)

How to find the cheapest flight from Boston (BOS) to Cologne (CGN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cologne (CGN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cologne (CGN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Boston to Cologne in December 2025 , January 2026

31 Dec - 15 Jan $ 682.00
BOS
Boston
United Airlines
1 STOPS
CGN
Cologne
CGN
Cologne
United Airlines
2 STOPS
BOS
Boston
Pick dates
27 Dec - 08 Jan $ 1,954.00
BOS
Boston
Turkish Airlines
2 STOPS
CGN
Cologne
CGN
Cologne
Turkish Airlines
1 STOPS
BOS
Boston
Pick dates
26 Dec - 08 Jan $ 1,964.00
BOS
Boston
Turkish Airlines
2 STOPS
CGN
Cologne
CGN
Cologne
Turkish Airlines
1 STOPS
BOS
Boston
Pick dates

Last minute flights from Boston to Cologne

29 Dec - 01 Jan $ 1,291.00
BOS
Boston
Lufthansa
1 STOPS
CGN
Cologne
CGN
Cologne
Lufthansa
2 STOPS
BOS
Boston
Pick dates
24 Dec - 31 Dec $ 2,021.00
BOS
Boston
Swiss International Air Lines
1 STOPS
CGN
Cologne
CGN
Cologne
Swiss International Air Lines
1 STOPS
BOS
Boston
Pick dates
24 Dec - 01 Jan $ 2,497.00
BOS
Boston
Turkish Airlines
1 STOPS
CGN
Cologne
CGN
Cologne
Turkish Airlines
1 STOPS
BOS
Boston
Pick dates

One-way flights to Cologne from Boston

8:40 PM - 11:30 AM
Lufthansa
1 Stops
9h 55m
BOS - CGN
$ 375
Kiwi
Pick dates
4:20 PM - 4:05 PM
Lufthansa
2 Stops
18h 50m
BOS - CGN
$ 490
Kiwi
Pick dates
8:40 PM - 11:25 AM
Lufthansa
1 Stops
9h 50m
BOS - CGN
$ 758
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Cologne (CGN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cologne (CGN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cologne (CGN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.