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$404+ 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — BOS
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Cheap 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 January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$554
(Mytrip)

One-way from

$404
(Expedia)

Popular in

August

Cheapest in

June

Average price

$562
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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Highest demand for flights based on searches. 8% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 7, 2026.

This Mytrip deal was found by Cheapflights users on 1/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:40 pmCGN - BOS
1 stop23h 10mMultiple Airlines
Sun 5/318:05 pmBOS - CGN
1 stop10h 15mMultiple Airlines
Deal found 1/6$554
This Booking.com deal was found by Cheapflights users on 1/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:40 amCGN - BOS
2 stops17h 02mAir Canada
Wed 2/253:35 pmBOS - CGN
2 stops14h 35mAir Canada
Deal found 1/5$555
This Gotogate deal was found by Cheapflights users on 1/7. 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.
Sat 4/187:40 amCGN - BOS
2 stops16h 05mAir Canada
Thu 4/2310:45 amBOS - CGN
2 stops18h 25mAir Canada
Deal found 1/7$557
This Billigflug deal was found by Cheapflights users on 1/6. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/121:35 pmCGN - BOS
1 stop11h 00mMultiple Airlines
Wed 2/253:35 pmBOS - CGN
2 stops14h 35mMultiple Airlines
Deal found 1/6$560
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/251:00 pmCGN - BOS
1 stop10h 40mUnited Airlines
Sun 5/318:05 pmBOS - CGN
1 stop10h 15mUnited Airlines
Deal found 1/6$561
This Air Canada deal was found by Cheapflights users on 1/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:45 amCGN - BOS
2 stops18h 57mAir Canada
Mon 2/25:30 amBOS - CGN
2 stops34h 55mAir Canada
Deal found 1/4$562
This Air Canada deal was found by Cheapflights users on 1/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/98:40 amCGN - BOS
2 stops17h 02mAir Canada
Wed 2/183:35 pmBOS - CGN
2 stops14h 35mAir Canada
Deal found 1/5$584

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 January 7, 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

Wed 2/18

8:40 am-7:42 pm

2 stops17h 02m

Boston Logan Intl

Wed 2/25

3:35 pm-12:10 pm

2 stops14h 35m

$556

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Thu 2/12

8:40 am-7:42 pm

2 stops17h 02m

Boston Logan Intl

Wed 2/25

3:35 pm-12:10 pm

2 stops14h 35m

$556

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Sat 4/18

7:40 am-5:45 pm

2 stops16h 05m

Boston Logan Intl

Thu 4/23

10:45 am-11:10 am

2 stops18h 25m

$557

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Thu 2/12

1:35 pm-6:35 pm

1 stop11h 00m

Boston Logan Intl

Wed 2/25

3:35 pm-12:10 pm

2 stops14h 35m

$560

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Thu 1/29

6:45 am-2:52 pm

2 stops38h 07m

Boston Logan Intl

Mon 2/2

5:30 am-9:15 pm

2 stops33h 45m

$560

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Mon 5/25

1:00 pm-5:40 pm

1 stop10h 40m

Boston Logan Intl

Sun 5/31

8:05 pm-12:20 pm

1 stop10h 15m

$561

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Tue 5/26

1:00 pm-5:40 pm

1 stop10h 40m

Boston Logan Intl

Mon 6/1

8:05 pm-12:20 pm

1 stop10h 15m

$561

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Wed 5/27

1:00 pm-5:40 pm

1 stop10h 40m

Boston Logan Intl

Sun 5/31

8:05 pm-12:20 pm

1 stop10h 15m

$561

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Mon 5/25

1:00 pm-5:40 pm

1 stop10h 40m

Boston Logan Intl

Mon 6/1

8:05 pm-12:20 pm

1 stop10h 15m

$561

CologneBoston

CGN - BOS

CGNBOS

Cologne Köln/Bonn

Wed 5/27

1:00 pm-5:40 pm

1 stop10h 40m

Boston Logan Intl

Mon 6/1

8:05 pm-12:20 pm

1 stop10h 15m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 21 results
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Compare providers for flights from Cologne to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cologne to Boston in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cologne-Boston flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Cologne-Boston flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $537). 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 January 7, 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
7,690 reviews

Crew

7.6

Entertainment

6.4

Overall

6.8

Comfort

6.8

Boarding

7.0

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
7,690 reviews
Lufthansa
6.8
Okay
7,690 reviews

Crew

7.6

Entertainment

6.4

Overall

6.8

Comfort

6.8

Boarding

7.0

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 17h 02m. Air Canada provides one of the quickest options available for as low as $556. 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 41% 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 $537). 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
Cambridge
Medford
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Lincoln
Lowell
Smithfield
Peabody
Quincy
York Beach
Warwick
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

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 January 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$364Average$480FlexibilityNo cancel feeOn-time76%

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