BOS - CGN

$310 Find Cheap Flights from Boston to Cologne - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$767
Typical prices: $575-$891
Lufthansa, Austrian Airlines
Fri 10/26Fri 11/2
BOS - CGN • 1 stop
Cheapest one-way
$310
Typical prices: $409-$569
Multiple Airlines
Mon 11/26
BOS - CGN • 3 stops
Nonstop 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 layover airports
London Heathrow (LHR)
Cheapest • Avg $664 (round-trip)
Munich Franz Josef Strauss (MUC)
Shortest trip • 11h 10m (one-way)
Insights
Insights
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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 round-trip flight deals from Boston to Cologne

Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
9:40 pm - 12:50 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
10h 10m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 am - 1:30 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
$767Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
5:30 am - 12:50 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 am - 1:30 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
$779Multiple Airlines
Mon, Oct 26 - Mon, Nov 2
Multiple Airlines Logo
6:35 pm - 12:50 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
13h 15m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 am - 5:58 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
38h 18m2 stops Vienna Intl Toronto Pearson Intl
$787Multiple Airlines
Thu, Dec 10 - Mon, Dec 14
Multiple Airlines Logo
8:40 pm - 12:25 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
9h 45m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 am - 1:30 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
33h 50m1 stop Vienna Intl
$792Multiple Airlines
Thu, Oct 29 - Thu, Nov 5
Lufthansa Logo
9:40 pm - 12:25 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
9h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
9:20 am - 6:35 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
15h 15m1 stop Munich Franz Josef Strauss
$826Lufthansa
Wed, Oct 14 - Sat, Oct 24
Lufthansa Logo
8:05 pm - 7:30 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
17h 25m1 stop Munich Franz Josef Strauss
Lufthansa Logo
8:30 am - 3:40 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
13h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main
$838Lufthansa
Thu, Oct 29 - Thu, Nov 5
United Airlines Logo
6:36 pm - 4:55 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
17h 19m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
1:35 pm - 11:35 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
16h 00m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$853United Airlines
Sat, Oct 24 - Sat, Oct 31
United Airlines Logo
7:13 pm - 5:55 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
40h 42m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
United Airlines Logo
1:10 pm - 4:50 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
32h 40m2 stops Munich Franz Josef Strauss Newark
$853United Airlines
Wed, Oct 14 - Sat, Oct 24
Lufthansa Logo
8:05 pm - 5:20 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
15h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
8:30 am - 5:40 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
15h 10m1 stop Munich Franz Josef Strauss
$854Lufthansa
Wed, Oct 14 - Sat, Oct 24
United Airlines Logo
3:13 pm - 12:25 pmBOS  Boston Logan Intl-CGN Cologne Köln/Bonn
15h 12m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
1:05 pm - 7:55 pmCGN  Cologne Köln/Bonn-BOS Boston Logan Intl
12h 50m2 stops Munich Franz Josef Strauss Zurich
$892United 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.

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, it 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 $520 round-trip.
  • June ($1,152) and August ($946) 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

$310
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.
Flight 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 round-trip 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).

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

    Two cabin classes are available on flights from Boston to Cologne:

    • Economy Class
    • Business Class

  • 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 $575 round-trip on average, while Sunday is the most expensive at $946, a difference of $371. 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 Köln Hauptbahnhof, Kölner Dom and Lanxess Arena. These are among the most viewed places in Cologne on KAYAK.

  • How long is a flight from Boston to Cologne?

    A nonstop flight from Boston to Cologne takes 0h 00m, covering 3,576 miles.

  • 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 $401, which is 17% below the typical average for this route.

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

    Flying via Munich Franz Josef Strauss (MUC) gives the shortest average 1-stop total travel time at 11h 10m, compared with 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.

  • What car rental options are available at Cologne Köln/Bonn Airport (CGN)?

    Cologne Köln/Bonn Airport (CGN) hosts 5 major car rental companies, with daily rates starting from around $15 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?

    Round-trip flights from Boston to Cologne range from $575 to $891, with an average of $715 over the past 12 months. Anything below $575 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 can be flexible, aim for a Monday departure instead of Sunday. On this route, Monday flights average $575 - about $371 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 $520 round-trip in that month - typically $632 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
    - &repeat Köln Airport
    - Am Flughafen

More options for your flight from Boston to Cologne

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

Car rentals in Cologne
Hotels in Cologne
Vacations in Cologne