$299+ Cheap flights from Boston (BOS) to Cologne (CGN)
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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CGN
Jul 24 — Jul 311
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Cologne with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Cologne
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Best
Last-minute
One-way
Cheapest flights from Boston to CologneExplore the most affordable flight options available from Boston to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.
Explore the most affordable flight options available from Boston to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.
This oojo deal was found by Cheapflights users on 6/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:40 pm
BOS
- CGN
1 stop10h 10m
Lufthansa
Thu 11/191:35 pm
CGN
- BOS
1 stop11h 00m
Lufthansa
Deal found 6/23![Lufthansa logo]()
$720
This Gotogate deal was found by Cheapflights users on 6/20. 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 8/33:35 pm
BOS
- CGN
2 stops19h 45m
Multiple Airlines
Wed 8/198:10 pm
CGN
- BOS
1 stop27h 30m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$756
This Gotogate deal was found by Cheapflights users on 6/20. 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 8/38:05 pm
BOS
- CGN
1 stop17h 25m
Lufthansa
Wed 8/198:10 pm
CGN
- BOS
1 stop27h 30m
Lufthansa
Deal found 6/20![Lufthansa logo]()
$759
This United Airlines deal was found by Cheapflights users on 6/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:40 pm
BOS
- CGN
1 stop10h 10m
United Airlines
Thu 11/191:35 pm
CGN
- BOS
2 stops12h 45m
United Airlines
Deal found 6/20![United Airlines logo]()
$760
This oojo deal was found by Cheapflights users on 6/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Tue 9/298:30 am
CGN
- BOS
2 stops13h 10m
Lufthansa
Deal found 6/22![Lufthansa logo]()
$769
This Air Canada deal was found by Cheapflights users on 6/19. 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 8/1010:40 am
BOS
- CGN
2 stops19h 45m
Air Canada
Fri 8/281:05 pm
CGN
- BOS
2 stops14h 22m
Air Canada
Deal found 6/19![Air Canada logo]()
$773
This Cheapflightsfares deal was found by Cheapflights users on 6/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:10 pm
BOS
- CGN
1 stop20h 45m
Austrian Airlines
Tue 9/298:40 pm
CGN
- BOS
1 stop23h 10m
Austrian Airlines
Deal found 6/22![Austrian Airlines logo]()
$776
This Air Canada deal was found by Cheapflights users on 6/19. 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 8/103:35 pm
BOS
- CGN
2 stops14h 50m
Air Canada
Tue 8/258:30 am
CGN
- BOS
2 stops20h 08m
Air Canada
Deal found 6/19![Air Canada logo]()
$778
Best flights from Boston to CologneDiscover carefully curated flight deals from Boston to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 24, 2026.
Discover carefully curated flight deals from Boston to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 24, 2026.
This Gotogate deal was found by Cheapflights users on 6/20. 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 8/33:35 pm
BOS
- CGN
2 stops19h 45m
Multiple Airlines
Wed 8/198:10 pm
CGN
- BOS
1 stop27h 30m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$756
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Tue 9/298:30 am
CGN
- BOS
2 stops13h 10m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$770
This Air Canada deal was found by Cheapflights users on 6/19. 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.
Tue 8/1110:40 am
BOS
- CGN
2 stops19h 45m
Air Canada
Thu 8/278:30 am
CGN
- BOS
2 stops18h 57m
Air Canada
Deal found 6/19![Air Canada logo]()
$773
This Cheapflightsfares deal was found by Cheapflights users on 6/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:41 pm
BOS
- CGN
2 stops25h 14m
Austrian Airlines
Tue 9/298:40 pm
CGN
- BOS
2 stops26h 06m
Austrian Airlines
Deal found 6/19![Austrian Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Thu 8/138:05 pm
BOS
- CGN
1 stop10h 20m
United Airlines
Tue 8/251:05 pm
CGN
- BOS
1 stop10h 35m
United Airlines
Deal found 6/19![United Airlines logo]()
$822
This oojo deal was found by Cheapflights users on 6/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:23 pm
BOS
- CGN
2 stops15h 57m
Lufthansa
Mon 9/71:05 pm
CGN
- BOS
1 stop10h 35m
Lufthansa
Deal found 6/22![Lufthansa logo]()
$853
This Air Canada deal was found by Cheapflights users on 6/22. 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.
Tue 9/13:35 pm
BOS
- CGN
2 stops14h 50m
Air Canada
Mon 9/71:05 pm
CGN
- BOS
2 stops14h 21m
Air Canada
Deal found 6/22![Air Canada logo]()
$868
This oojo deal was found by Cheapflights users on 6/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Sun 9/138:30 am
CGN
- BOS
2 stops17h 40m
Lufthansa
Deal found 6/22![Lufthansa logo]()
$875
This oojo deal was found by Cheapflights users on 6/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Sun 9/208:30 am
CGN
- BOS
2 stops17h 40m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$888
Last-minute flights from Boston to CologneDiscover last-minute flight deals from Boston to Cologne. Data last updated June 24, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Cologne. Data last updated June 24, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 6/22. 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.
Wed 7/18:05 pm
BOS
- CGN
2 stops20h 40m
Multiple Airlines
Tue 7/76:20 am
CGN
- BOS
2 stops33h 25m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$1,035
This oojo deal was found by Cheapflights users on 6/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Tue 7/71:05 pm
CGN
- BOS
1 stop10h 35m
Lufthansa
Deal found 6/22![Lufthansa logo]()
$1,283
This Cheapflightsfares deal was found by Cheapflights users on 6/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Fri 7/101:05 pm
CGN
- BOS
1 stop10h 35m
Lufthansa
Deal found 6/23![Lufthansa logo]()
$1,341
This Expedia deal was found by Cheapflights users on 6/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:15 pm
BOS
- CGN
2 stops39h 50m
Multiple Airlines
Thu 7/308:40 pm
CGN
- BOS
1 stop23h 10m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$1,057
This Expedia deal was found by Cheapflights users on 6/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:15 pm
BOS
- CGN
2 stops39h 50m
Air Canada
Thu 7/308:30 am
CGN
- BOS
2 stops18h 57m
Air Canada
Deal found 6/22![Air Canada logo]()
$1,063
This Cheapflightsfares deal was found by Cheapflights users on 6/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:10 pm
BOS
- CGN
1 stop20h 55m
Austrian Airlines
Thu 7/308:40 pm
CGN
- BOS
1 stop23h 10m
Austrian Airlines
Deal found 6/22![Austrian Airlines logo]()
$1,070
One-way flights from Boston to CologneSearch for one-way flight options from Boston to Cologne. Find affordable one-way fares based on user searches. Data last updated June 24, 2026.
Search for one-way flight options from Boston to Cologne. Find affordable one-way fares based on user searches. Data last updated June 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Sun 9/611:00 pm
BOS
- CGN
3 stops28h 10m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Wed 7/2210:55 pm
BOS
- CGN
1 stop30h 00m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$364
This oojo deal was found by Cheapflights users on 6/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$498
This Booking.com deal was found by Cheapflights users on 6/23. 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.
Sun 9/68:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Deal found 6/23![Lufthansa logo]()
$501
This Justfly.com deal was found by Cheapflights users on 6/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/213:35 pm
BOS
- CGN
2 stops19h 45m
Air Canada
Deal found 6/21![Air Canada logo]()
$515
This oojo deal was found by Cheapflights users on 6/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:05 pm
BOS
- CGN
1 stop10h 20m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$516
This United Airlines deal was found by Cheapflights users on 6/24. 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 7/208:05 pm
BOS
- CGN
1 stop15h 15m
United Airlines
Deal found 6/24![United Airlines logo]()
$528
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:45 am
BOS
- CGN
2 stops29h 35m
Air Canada
Deal found 6/21![Air Canada logo]()
$531
Find flight deals from Boston to Cologne
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Cologne (CGN). 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 June 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $720 (oojo) |
One-way from | $299 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $1,152 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Cologne 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 June 24, 2026.
Use the filters below to find and compare flights from Boston to Cologne that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Mon 8/3
3:35 pm-5:20 pm
2 stops19h 45m
Cologne Köln/Bonn
Wed 8/19
8:10 pm-5:40 pm
1 stop27h 30m
$756
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Mon 9/21
8:05 pm-12:25 pm
1 stop10h 20m
Cologne Köln/Bonn
Tue 9/29
8:30 am-3:40 pm
2 stops13h 10m
$770
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Tue 8/11
10:40 am-12:25 pm
2 stops19h 45m
Cologne Köln/Bonn
Thu 8/27
8:30 am-9:27 pm
2 stops18h 57m
$773
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Mon 9/21
12:41 pm-7:55 pm
2 stops25h 14m
Cologne Köln/Bonn
Tue 9/29
8:40 pm-4:46 pm
2 stops26h 06m
$791
Quickest round-trip
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Thu 8/13
8:05 pm-12:25 pm
1 stop10h 20m
Cologne Köln/Bonn
Tue 8/25
1:05 pm-5:40 pm
1 stop10h 35m
$822
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Tue 9/1
7:23 pm-5:20 pm
2 stops15h 57m
Cologne Köln/Bonn
Mon 9/7
1:05 pm-5:40 pm
1 stop10h 35m
$853
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Tue 9/1
3:35 pm-12:25 pm
2 stops14h 50m
Cologne Köln/Bonn
Mon 9/7
1:05 pm-9:26 pm
2 stops14h 21m
$868
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Fri 9/4
8:05 pm-12:25 pm
1 stop10h 20m
Cologne Köln/Bonn
Sun 9/13
8:30 am-8:10 pm
2 stops17h 40m
$875
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Fri 9/11
8:05 pm-12:25 pm
1 stop10h 20m
Cologne Köln/Bonn
Sun 9/20
8:30 am-8:10 pm
2 stops17h 40m
$888
Cheapest one-way
BostonCologne
BOS - CGN
BOSCGN
Boston Logan Intl
Sun 9/6
11:00 pm-9:10 am
3 stops28h 10m
$299
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Boston to Cologne
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 Boston to Cologne in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Cologne flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Cologne flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Cologne flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Cologne 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 Boston-Cologne 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 Boston to Cologne
Have a flexible travel schedule? Discover the best time to fly to Cologne from Boston with our price prediction graph.
BOS-CGN
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 Boston to Cologne
What is the cheapest month to book a flight from Boston to Cologne?
Currently, March is the cheapest month in which you can book a flight from Boston to Cologne (average of $593). Flying from Boston to Cologne in June is currently the most expensive (average of $1,152). 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.
How much does it cost to fly round-trip from Boston to Cologne?
Reviews of airlines servicing Cologne
Get insights into the airlines that provide service to Cologne. 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 Cologne. Reviews last updated June 24, 2026.
Get a feel of what it's like to fly with United Airlines,Lufthansa, andBritish Airways from Boston to Cologne by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.6
Crew
8.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.6
Crew
8.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.6
Crew
8.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.6
Crew
8.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Related info for your journey
Find useful and relevant information for your journey from Boston to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Cologne flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Boston
Popular flights
Alternative routes for Boston to Cologne
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Cologne
Explore flights to Cologne departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 24, 2026.
Complete your trip
Complete your trip to Cologne by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Cologne by cabin class
Find flights from Boston to Cologne, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Cologne flights
Browse other Boston and Cologne flight options. Last updated on June 24, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on June 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Boston to Cologne
Discover the top 3 airlines that operate flights from Boston to Cologne. 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 June 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$508 | Average$718 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$527 | Average$681 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$575 | Average$1,146 | FlexibilityNo cancel fee | On-time69% |