Our cheapest offers for flights from Boston to Cologne

Here you can compare cheap flights from Boston (BOS) to Cologne (CGN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Cologne. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Boston Cologne Please note: transfer for connecting flight	Outbound 07/26/26 2 Stopovers (YUL, LHR, STN) AC0753, AC0866, FR2352 21h 25min	Return 08/05/26 3 Stopovers (DUB, YHZ, YYZ) FR4500, WS0043, WS0811, AC0770 45h 53min	Air Canada, Ryanair		$882
Best option Boston Cologne	Outbound 07/26/26 1 Stopover (MUC) LH0425, LH1976 10h 15min	Return 08/05/26 1 Stopover (MUC) LH4105, UA8902 15h 10min	Lufthansa	?	$931
Boston Cologne	Outbound 05/16/26 2 Stopovers (YHZ, LHR, STN) UA8482, UA8298, FR2814 46h 55min	Return 05/29/26 1 Stopover (BCN) FR2508, IB2625 21h 15min	United Airlines, Ryanair	?	$888
Boston Cologne	Outbound 07/26/26 2 Stopovers (DUB, MAN) EI0132, EI3320, RK1593 33h 45min	Return 08/05/26 2 Stopovers (VIE, LHR) EW0756, BA0725, IB3600 34h 35min	Aer Lingus Irish Airlines, Ryanair UK	?	$968
Boston Cologne	Outbound 05/16/26 2 Stopovers (YYZ, MUC) AC0765, AC9614, AC9468 40h 25min	Return 05/29/26 2 Stopovers (MUC, YYZ) AC6038, AC9603, AC8694 37h 26min	Air Canada		$1,039
Boston Cologne	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH4104 29h 40min	Return 05/29/26 1 Stopover (MUC) LH4105, UA8902 15h 10min	Lufthansa	?	$1,093
Boston Cologne	Outbound 07/29/26 1 Stopover (ZRH) LX0053, LX4428 17h 55min	Return 08/08/26 1 Stopover (ZRH) LX4425, LX0052 18h 50min	Swiss International Air Lines	?	$1,095
Boston Cologne	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH4104 29h 40min	Return 05/29/26 1 Stopover (MUC) LH4105, LH0424 15h 10min	Lufthansa		$1,123
Boston Cologne	Outbound 07/26/26 2 Stopovers (FRA, MUC) LH0421, LH0108, LH1982 13h 20min	Return 08/05/26 1 Stopover (MUC) LH4051, LH0424 10h 35min	Lufthansa	?	$1,138
Boston Cologne	Outbound 06/25/26 1 Stopover (MUC) LH0425, LH1982 15h 35min	Return 06/30/26 1 Stopover (MUC) LH1977, LH0424 10h 35min	Lufthansa		$1,147

Tips and tricks to help you find cheap flights from Boston to Cologne

Favourite connection: via Montréal-Pierre Elliott Trudeau International and London Heathrow

42 % of booked tickets on this route are for flights with a transfer in Montréal-Pierre Elliott Trudeau International and London Heathrow.

Route

bookings

2 stopovers Montréal-Pierre Elliott Trudeau International Airport London Heathrow

19h 25min, from $669

42 %

1 stopover Istanbul

34h 15min, from $766

33 %

1 stopover London Heathrow

20h 35min, from $663

17 %

Important flight information

Flight information: Boston - Cologne

Roundtrip from	$881.78
Distance	5766 km
Departure airport	Airport Boston Logan International Airport, MA (BOS)
Arrival airport	Airport Cologne (Koeln)-Bonn (CGN)
Destination country	Flights to Germany

Alternative routes to Germany

Alternative flights to Cologne

Flight Washington-DC - Cologne from $1,004
Flight Charleston - Cologne from $1,355
Flight New York - Cologne from $990
Flight Los Angeles - Cologne from $1,003
Flight New York - Cologne from $990
Flight Washington DC - Cologne from $1,004

Flight destinations with a similar price

Flight Cologne - Istanbul - Sabiha Gökcen from $60
Flight Cologne - Izmir from $64
Flight Cologne - Tehran from $386
Flight Cologne - Hurghada from $110
Flight Cologne - Beirut from $147
Flight Cologne - Jeddah from $382
Flight Cologne - Tirana from $71
Flight Cologne - Tunis from $345
Flight Cologne - Mallorca from $101
Flight Cologne - Budapest from $180

Our cheapest offers for flights from Boston to Cologne

Boston Logan International Airport, MA

Cologne (Koeln)-Bonn

Tips and tricks to help you find cheap flights from Boston to Cologne

Important flight information

Flight information: Boston - Cologne

Alternative routes to Germany

Alternative flights to Cologne

Flight destinations with a similar price

Flight destinations with a similar price