How long is the flight from Boston to Cologne?

The route from Boston to Cologne is served by connecting flights with one stop. These typically take around 14 hours 20 minutes, depending on the layover time and the connection chosen. If travel time matters to you, look especially for connections with a short layover.

Are there nonstop flights from Boston to Cologne?

No, there are currently no nonstop flights from Boston to Cologne. However, you can reach Cologne with a one-stop connecting flight. Allow extra travel time for the connection and pay close attention to the length of the layover.

Which airlines fly from Boston to Cologne?

Flights from Boston to Cologne are available with one stop, operated by, among others, Turkish Airlines (via Istanbul) and Swiss (via Zurich). When comparing options, look beyond the fare and consider the total travel time and the length of the layover.

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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
Best option 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
Boston Cologne	Outbound 06/25/26 2 Stopovers (YUL, OPO) UA8363, UA8113, EW0607 48h 00min	Return 06/30/26 2 Stopovers (STN, LHR, VIE) FR2353, OS0340, OS0031 35h 35min	United Airlines, Eurowings	?	$1,166
Boston Cologne	Outbound 06/25/26 1 Stopover (MUC) UA8903, LH1982 15h 35min	Return 06/30/26 1 Stopover (MUC) UA8917, UA8902 10h 35min	United Airlines, Lufthansa	?	$1,178
Boston Cologne	Outbound 06/25/26 1 Stopover (MUC) LH0425, LH1976 10h 20min	Return 06/30/26 2 Stopovers (MUC, IAD) UA8917, UA8785, UA0755 16h 54min	Lufthansa	?	$1,196
Boston Cologne	Outbound 06/25/26 2 Stopovers (YYZ, MUC) AC0773, AC9614, AC9035 13h 25min	Return 06/30/26 2 Stopovers (MUC, YYZ) AC9386, AC9603, AC0764 15h 33min	Air Canada	?	$1,319
Boston Cologne	Outbound 06/25/26 1 Stopover (ZRH) UA9721, UA9651 13h 25min	Return 06/30/26 1 Stopover (ZRH) UA9617, UA9722 19h 35min	United Airlines	?	$2,169

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

Frequently Asked Questions (FAQ)

Flight information: Boston - Cologne

Roundtrip from	$1,146.97
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