Flight Routes from Boston to Cologne

Compare cheap outbound and return flights from Boston (BOS) to Cologne (CGN) and find the best offer from numerous airlines and travel agencies.

Trip type
Fastest flight
Flight distance
5,766 km
Time difference

Flight schedule from Boston (BOS) to Cologne (CGN)

Select a travel date in the flight schedule for the route from Boston (BOS) to Cologne (CGN) and compare affordable flight deals.

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Matching outbound flightsBOS–CGN · 5 of 5
fromto
dep.arr.
durationstopovers
  1. September 20 – 26, 2026
  2. Sep 27 – Oct 3, 2026
  3. October 4 – 10, 2026
    1. BOSCGN
      1 stopover
      1. Austrian Airlines
    2. BOSCGN
      1 stopover
      1. Lufthansa
    3. BOSCGN
      1 stopover
      1. Lufthansa
    4. BOSCGN
      1 stopover
      1. Turkish Airlines
    5. BOSCGN
      1 stopover
      1. Turkish Airlines

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

      Favorite airline: Air Canada
      33 % of flights from Boston to Cologne are booked with Air Canada.
      Air Canada
      33 %
      Turkish Airlines
      22 %
      United Airlines
      11 %
      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 US$669
      42 %
      1 stopover Istanbul
      34h 15min, from US$766
      33 %
      1 stopover London Heathrow
      20h 35min, from US$663
      17 %

      Important flight information

      Frequently Asked Questions (FAQ)

      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 32 hours 30 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), Lufthansa (via Munich) and Austrian Airlines (via Vienna). When comparing options, look beyond the fare and consider the total travel time and the length of the layover.

      Discover more flights around Boston and Cologne

      Departure airport Airport Boston Logan International Airport, MA (BOS)
      Arrival airport Airport Cologne (Koeln)-Bonn (CGN)
      Destination country Flights to Germany
      Departure airport - Destination country Boston Logan International Airport, MA - Germany
      Alternative routes to Germany
      Alternative flights to Cologne
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