
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $438 (Kiwi.com) |
One-way from | $287 (Kiwi.com) |
Popular in | January |
Cheapest in | March |
Average price | $824 |
Fly from
Fly to
Route
Depart
Return
Price
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Sun 2/8
8:40 pm-12:35 pm
1 stop9h 55m
Cologne Köln/Bonn
Mon 2/23
9:40 am-2:05 pm
1 stop34h 25m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Wed 2/4
5:30 am-9:15 pm
2 stops33h 45m
Cologne Köln/Bonn
Thu 2/12
6:45 am-9:32 am
2 stops32h 47m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Wed 2/4
5:30 am-9:15 pm
2 stops33h 45m
Cologne Köln/Bonn
Wed 2/11
6:45 am-12:12 pm
2 stops35h 27m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Mon 4/20
8:05 pm-7:30 pm
1 stop17h 25m
Cologne Köln/Bonn
Mon 4/27
8:10 pm-5:40 pm
1 stop27h 30m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Wed 4/15
5:30 am-12:20 pm
2 stops24h 50m
Cologne Köln/Bonn
Mon 4/20
8:10 pm-5:40 pm
1 stop27h 30m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Mon 4/20
8:05 pm-12:20 pm
1 stop10h 15m
Cologne Köln/Bonn
Mon 4/27
1:00 pm-3:30 pm
2 stops32h 30m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Thu 2/19
8:40 pm-12:35 pm
1 stop9h 55m
Cologne Köln/Bonn
Tue 2/24
1:35 pm-6:35 pm
1 stop11h 00m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Thu 3/5
3:35 pm-12:10 pm
2 stops14h 35m
Cologne Köln/Bonn
Thu 3/12
1:35 pm-7:35 pm
1 stop11h 00m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Thu 2/19
2:20 pm-7:35 pm
2 stops23h 15m
Cologne Köln/Bonn
Tue 2/24
5:55 pm-1:35 pm
2 stops25h 40m
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Thu 3/5
8:40 pm-12:35 pm
1 stop9h 55m
Cologne Köln/Bonn
Thu 3/12
1:35 pm-7:35 pm
1 stop11h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
The best time to book flights from Boston to Cologne is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, November is the cheapest month in which you can book a flight from Boston to Cologne (average of $238). Flying from Boston to Cologne in June is currently the most expensive (average of $588). 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.
Overall
Comfort
Crew
Entertainment
Food
Boarding
Reviews
Dane,Jan 2026
TYS - IAD
Overall
Comfort
Crew
Entertainment
Food
Boarding
Reviews
Dane,Jan 2026
TYS - IAD
Overall
Comfort
Crew
Entertainment
Food
Boarding
Reviews
Dane,Jan 2026
TYS - IAD
Overall
Comfort
Crew
Entertainment
Food
Boarding
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$508 | Average$714 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$551 | Average$681 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$682 | Average$1,146 | FlexibilityNo cancel fee | On-time69% |