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	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH1984 17h 25min	Return 05/29/26 1 Stopover (MUC) LH1977, LH0424 10h 40min	Lufthansa		$713
Best option Boston Cologne	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH4050 10h 20min	Return 05/29/26 1 Stopover (MUC) LH1977, LH0424 10h 40min	Lufthansa	?	$752
Boston Cologne	Outbound 05/16/26 1 Stopover (IST) TK0082, TK1673 34h 00min	Return 05/29/26 1 Stopover (IST) TK1672, TK0081 15h 30min	Turkish Airlines		$804
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
Boston Cologne	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH1984 17h 25min	Return 05/29/26 1 Stopover (MUC) LH1977, LH0424 10h 40min	Lufthansa		$719
Boston Cologne	Outbound 03/28/26 2 Stopovers (YYZ, MUC) AC8697, AC0836, AC9468 39h 25min	Return 04/25/26 2 Stopovers (MUC, YUL) AC6034, AC9099, AC0748 26h 44min	Air Canada		$720
Boston Cologne	Outbound 05/16/26 1 Stopover (MUC) LH0425, LH1984 17h 25min	Return 05/29/26 1 Stopover (MUC) LH1977, LH0424 10h 40min	Lufthansa		$728
Boston Cologne	Outbound 03/31/26 1 Stopover (ZRH) LX0055, LX4428 22h 15min	Return 04/23/26 1 Stopover (ZRH) LX4425, LX0054 14h 50min	Swiss International Air Lines	?	$801
Boston Cologne	Outbound 03/28/26 1 Stopover (LHR, STN) BA0238, FR2816 23h 20min	Return 04/25/26 2 Stopovers (STN, LHR, PHL) RK2815, BA1588, BA6805 27h 39min	British Airways, Ryanair	?	$810
Boston Cologne	Outbound 03/28/26 1 Stopover (MUC) LH0425, LH4050 09h 40min	Return 04/25/26 2 Stopovers (MUC, FRA) LH1983, LH0107, LH0422 51h 15min	Lufthansa	?	$881

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	$712.69
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 New York - Cologne from $739
Flight Los Angeles - Cologne from $969
Flight New York - Cologne from $739
Flight Washington DC - Cologne from $317
Flight Washington-DC - Cologne from $317
Flight Charleston - Cologne from $749

Flight destinations with a similar price

Flight Cologne - Istanbul - Sabiha Gökcen from $39
Flight Cologne - Izmir from $125
Flight Cologne - Tehran from $158
Flight Cologne - Hurghada from $289
Flight Cologne - Beirut from $95
Flight Cologne - Jeddah from $152
Flight Cologne - Mallorca from $113
Flight Cologne - Tirana from $35
Flight Cologne - Tunis from $163
Flight Cologne - Stockholm from $173

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