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$349+ Cheap flights from Cologne (CGN) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — BOS
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Cologne to Boston

Cheapest flights from Cologne to Boston
Explore the most affordable flight options available from Cologne to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This AirNGo deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:10 pm
CGN
-
BOS
1 stop10h 45m
British Airways
Fri 3/208:30 am
BOS
-
CGN
1 stop26h 50m
British Airways
Deal found 2/18$559
This British Airways deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:15 pm
CGN
-
BOS
1 stop28h 55m
British Airways
Sun 3/223:49 pm
BOS
-
CGN
2 stops19h 36m
British Airways
Deal found 2/17$596
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:20 pm
CGN
-
BOS
1 stop11h 15m
Lufthansa
Sun 3/159:40 pm
BOS
-
CGN
1 stop9h 55m
Lufthansa
Deal found 2/20$621
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:05 pm
CGN
-
BOS
1 stop10h 35m
Multiple Airlines
Tue 10/274:40 pm
BOS
-
CGN
2 stops14h 55m
Multiple Airlines
Deal found 2/20$637
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:45 am
CGN
-
BOS
2 stops18h 27m
Multiple Airlines
Sun 3/159:40 pm
BOS
-
CGN
1 stop9h 55m
Multiple Airlines
Deal found 2/20$640
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:45 am
CGN
-
BOS
2 stops20h 42m
Air Canada
Sun 3/157:55 pm
BOS
-
CGN
2 stops35h 15m
Air Canada
Deal found 2/20$646

Find flight deals from Cologne to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$559
(AirNGo)

One-way from

$349
(Kiwi.com)

Popular in

February

Cheapest in

March

Average price

$829
Provider with most accurate pricing for Cologne Köln/Bonn-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Boston Logan Intl flights.
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From Cologne Köln/Bonn to Boston Logan Intl
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One-way flight from Cologne Köln/Bonn to Boston Logan Intl
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2026.
Use the filters below to find and compare flights from Cologne to Boston that are best for you.

Fly from

Cologne

Fly to

Boston

Route

Depart

Return

Price

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 3/7

5:10 pm-9:55 pm

1 stop10h 45m

Boston Logan Intl

Fri 3/20

8:30 am-4:20 pm

1 stop26h 50m

$559

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Wed 3/18

5:15 pm-5:10 pm

1 stop28h 55m

Boston Logan Intl

Sun 3/22

3:49 pm-4:25 pm

2 stops19h 36m

$596

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Wed 3/18

8:40 am-3:57 pm

2 stops36h 17m

Boston Logan Intl

Sun 3/22

10:15 am-5:10 pm

2 stops25h 55m

$668

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Wed 5/6

11:05 pm-9:05 pm

1 stop28h 00m

$349

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Thu 4/9

5:45 am-9:05 pm

1 stop21h 20m

$378

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 5/9

7:10 pm-2:40 pm

3 stops25h 30m

$471

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Fri 5/8

7:10 am-9:05 pm

3 stops19h 55m

$484

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 2/28

12:55 pm-8:55 pm

1 stop14h 00m

$511

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 5/9

8:30 am-5:40 pm

1 stop15h 10m

$579

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 2/28

1:15 pm-6:35 pm

1 stop11h 20m

$700

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Cologne-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cologne-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cologne-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cologne-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cologne-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cologne to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Cologne with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cologne to Boston

What is the cheapest month to book a flight from Cologne to Boston?

Currently, June is the cheapest month in which you can book a flight from Cologne to Boston (average of $364). Flying from Cologne to Boston in July is currently the most expensive (average of $538). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated February 21, 2026.
Get a feel of what it's like to fly with Lufthansa from Cologne to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,794 reviews

Boarding

7.0

Crew

7.6

Entertainment

6.5

Overall

6.8

Comfort

6.8

Food

6.3

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines
Lufthansa
6.8
Okay
7,794 reviews
Lufthansa
6.8
Okay
7,794 reviews

Boarding

7.0

Crew

7.6

Entertainment

6.5

Overall

6.8

Comfort

6.8

Food

6.3

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Related info for your journey

Find useful and relevant information for your journey from Cologne to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Cologne to Boston?

    A quick flight from Cologne to Boston can take about 10h 45m. British Airways provides one of the quickest options available for as low as $559. The distance from Cologne to Boston is about 3576 mi.

  • What is the cheapest airline to fly from Cologne to Boston round-trip?

    Cheapflights users have booked flights from Cologne to Boston round-trip from $364. Lufthansa is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Cologne to Boston that include hotel bookings?

    Yes. In addition to deals on Cologne to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cologne to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cologne to Boston.

  • Can I find deals for business class flights from Cologne to Boston?

    Yes. Cheapflights offers flight deals from Cologne to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cologne to Boston?

    Currently, June is the cheapest month in which you can book a flight from Cologne to Boston (average of $364). Flying from Cologne to Boston in July is currently the most expensive (average of $538). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Concord
Seabrook
Cranston
Lincoln
Smithfield
Warwick
Peabody
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Waltham
Lowell

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Cologne to Boston

Discover the top airline that operate flights from Cologne to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$364Average$480FlexibilityNo cancel feeOn-time76%

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