BOS - CGN

269€ Find Cheap Flights from Boston to Cologne – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 23% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest return flight
652 €
Typical prices: 498 €-772 €
Lufthansa
Fri 2.11.Sat 17.11.
BOS - CGN • 2 stops
Cheapest one-way flight
269 €
Typical prices: 354 €-493 €
Multiple Airlines
Mon 26.11.
BOS - CGN • 3 stops
Direct flights
Not available
There are currently no direct flights between Boston and Cologne. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
March
Cheapest • 27% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
London Heathrow (LHR)
Cheapest • Avg 575 € (return)
Munich Franz Josef Strauss (MUC)
Shortest trip • 11h 10m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Cologne!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boston to Cologne (BOS-CGN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Boston to Cologne

Mon, 2. Nov - Tue, 17. Nov
Lufthansa Logo
20:40 - 12:50BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
10h 10m1 stop Munich Franz Josef Strauss
Lufthansa Logo
13:35 - 23:59CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
16h 24m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl
652 €Lufthansa
Mon, 2. Nov - Tue, 17. Nov
Lufthansa Logo
19:41 - 16:55BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
15h 14m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Lufthansa Logo
13:35 - 23:59CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
16h 24m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl
652 €Lufthansa
Tue, 16. Feb - Mon, 22. Feb
Austrian Airlines Logo
13:30 - 19:35BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
24h 05m2 stops Newark Vienna Intl
Austrian Airlines Logo
9:40 - 13:30CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
653 €Austrian Airlines
Tue, 16. Feb - Mon, 22. Feb
Multiple Airlines Logo
18:55 - 19:35BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
18h 40m1 stop Vienna Intl
Multiple Airlines Logo
9:40 - 13:30CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
654 €Multiple Airlines
Wed, 30. Sep - Wed, 7. Oct
Multiple Airlines Logo
22:00 - 22:45BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
18h 45m2 stops Frankfurt am Main Barcelona-El Prat
Multiple Airlines Logo
22:50 - 17:40CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
24h 50m2 stops Barcelona-El Prat Munich Franz Josef Strauss
655 €Multiple Airlines
Mon, 2. Nov - Tue, 17. Nov
Turkish Airlines Logo
21:00 - 10:30BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
31h 30m1 stop Istanbul
Turkish Airlines Logo
11:30 - 18:05CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
36h 35m1 stop Istanbul
665 €Turkish Airlines
Tue, 16. Feb - Mon, 22. Feb
United Airlines Logo
10:30 - 16:55BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
24h 25m2 stops Newark Munich Franz Josef Strauss
United Airlines Logo
9:20 - 20:20CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
41h 00m2 stops Munich Franz Josef Strauss Zurich
671 €United Airlines
Fri, 30. Oct - Fri, 6. Nov
Lufthansa Logo
21:40 - 12:25BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
9h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
9:20 - 18:35CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
15h 15m1 stop Munich Franz Josef Strauss
682 €Lufthansa
Fri, 30. Oct - Fri, 6. Nov
Multiple Airlines Logo
21:40 - 16:55BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
14h 15m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
9:20 - 22:37CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
19h 17m2 stops Munich Franz Josef Strauss Toronto Pearson Intl
685 €Multiple Airlines
Thu, 10. Dec - Mon, 14. Dec
Multiple Airlines Logo
20:40 - 12:25BOS  Boston Logan Intl-CGN Cologne Köln/Bonn
9h 45m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 - 13:30CGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
686 €Multiple Airlines
Booking Insights

Price, demand, and travel trends for Boston to Cologne flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Boston to Cologne with more confidence.

How much is a return flight from Boston to Cologne?

Return flights from Boston to Cologne start at 652 €. Prices are typical for this route right now, with typical return fares ranging from 498 € to 772 €. The lowest price found in the past 5 days was 652 € on Lufthansa.

What's the cheapest day of the week to fly from Boston to Cologne?

Monday is the cheapest day of the week to fly from Boston to Cologne and is 20% cheaper than the average day. Sunday is the most expensive day with flight prices 32% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Boston to Cologne?

•March is the cheapest month to fly from Boston to Cologne at 451 € return.
•June (998 €) and August (820 €) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 121% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Boston to Cologne flights

Low season

August

Cheapest flight

269 €
Best time to beat the crowds but there is an average 32% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flights from Boston to Cologne

When to book flights from Boston to Cologne

Are your dates flexible? Find out the best times to travel from Boston to Cologne based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Boston to Cologne flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Boston to Cologne?

    Flights from Boston to Cologne usually depart from Boston Logan Intl (BOS) and arrive at Cologne Köln/Bonn (CGN).

  • Which cabin classes can I book on flights from Boston to Cologne?

    Only Economy class is available on flights from Boston to Cologne.

  • Which airports do connecting flights from Boston to Cologne pass through?

    One-stop flights from Boston to Cologne most commonly connect through:

    • Munich Franz Josef Strauss (MUC) – 72% of one-stop connections
    • London Heathrow (LHR) – 25% of one-stop connections
    • Istanbul (IST) – 3% of one-stop connections

    Munich Franz Josef Strauss (MUC) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Boston to Cologne?

    Yes. Being flexible with your travel dates can save you up to 40% on the Boston to Cologne route. Monday is the cheapest departure day at 498 € return on average, while Sunday is the most expensive at 820 €, a difference of 321 €. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Cologne?

    Some of the most popular sights in Cologne are Lanxess Arena, Musical Dome, and Heumarkt. These are among the most viewed places in Cologne on KAYAK.

  • How long is a flight from Boston to Cologne?

    A direct flight from Boston to Cologne takes 0h 00m, covering 9.262 km.

  • Do I need a passport to fly from Boston to Cologne?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Boston to Cologne looking right now?

    One-way fares from Boston to Cologne are currently lower than usual. Average one-way flight prices are about 287 €, which is 32% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Boston to Cologne?

    Flying via Munich Franz Josef Strauss (MUC) gives the shortest average 1-stop total travel time of 11h 10m, compared to 13h 58m via London Heathrow (LHR) and 17h 26m via Istanbul (IST).

  • What is the time difference between Boston and Cologne?

    Cologne is 6 hours ahead of Boston (Central European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Cologne Köln/Bonn Airport (CGN)?

    Cologne Köln/Bonn Airport (CGN) hosts 5 major car hire companies, with daily rates starting from around 13 € for economy cars. Top options include:
    • Flex To Go
    • Wheego
    • Alamo
    • Enterprise Rent-A-Car
    • Avis

  • How much should I expect to pay for a Boston to Cologne flight?

    Return flights from Boston to Cologne range from 498 € to 772 €, with an average of 620 € over the past 12 months. Anything below 498 € counts as a good deal.

Your guide to booking Boston to Cologne flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Sunday. On this route, Monday flights average 498 € – about 321 € less than Sunday (39% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boston to Cologne trip for March. Fares historically average 451 € return in that month – typically 548 € less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Cologne Köln/Bonn Airport.
    - Leonardo Hotel Köln Bonn Airport
    - Hotel Spiegel
    - Art Hotel Köln

More options for your flight from Boston to Cologne

Complete your trip to Cologne with a hotel stay or car hire

Car rentals in Cologne
Hotels in Cologne
Vacations in Cologne