$323+ Cheap flights from Boston (BOS) to Cologne (CGN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CGN
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Cologne with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
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 October 25, 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 October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 12/45:15 pm -
1 stop23h 35m
Fri 12/116:20 am -
2 stops19h 55m
Deal found 10/20![Multiple Airlines logo]()
$776
This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/288:00 pm -
1 stop15h 10m
Wed 12/911:30 am -
1 stop36h 35m
Deal found 10/23![Turkish Airlines logo]()
$793
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Thu 12/105:15 pm -
1 stop24h 10m
Tue 12/154:45 pm -
2 stops31h 40m
Deal found 10/23![Multiple Airlines logo]()
$795
This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:00 pm -
1 stop31h 30m
Sun 11/1511:30 am -
1 stop36h 35m
Deal found 10/23![Turkish Airlines logo]()
$812
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:10 pm -
1 stop29h 55m
Fri 1/89:20 pm -
2 stops28h 40m
Deal found 10/21![Multiple Airlines logo]()
$826
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:10 pm -
1 stop29h 55m
Thu 1/74:00 pm -
2 stops34h 00m
Deal found 10/21![Multiple Airlines logo]()
$842
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:10 pm -
1 stop29h 55m
Wed 1/66:10 pm -
2 stops32h 05m
Deal found 10/21![Multiple Airlines logo]()
$843
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1310:10 pm -
1 stop29h 55m
Tue 1/510:05 pm -
2 stops27h 55m
Deal found 10/21![Multiple Airlines logo]()
$852
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 October 25, 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 October 25, 2026.
This Turkish Airlines deal was found by Cheapflights users on 10/22. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/281:45 pm -
2 stops21h 25m
Wed 12/911:30 am -
1 stop36h 35m
Deal found 10/22![Multiple Airlines logo]()
$861
This Turkish Airlines deal was found by Cheapflights users on 10/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:00 pm -
1 stop15h 10m
Wed 11/1811:30 am -
1 stop36h 35m
Deal found 10/24![Turkish Airlines logo]()
$1,058
This British Airways deal was found by Cheapflights users on 10/25. 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.
Sun 11/229:30 pm -
1 stop16h 05m
Fri 11/272:35 pm -
1 stop13h 15m
Deal found 10/25![British Airways logo]()
$1,156
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Thu 12/105:45 am -
2 stops29h 10m
Thu 12/311:35 pm -
2 stops39h 02m
Deal found 10/24![United Airlines logo]()
$1,163
This BusinessClass deal was found by Cheapflights users on 10/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/154:05 pm -
2 stops14h 20m
Tue 1/55:40 pm -
1 stop30h 55m
Deal found 10/23![Lufthansa logo]()
$1,377
This Turkish Airlines deal was found by Cheapflights users on 10/23. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:45 am -
2 stops18h 45m
Sun 11/1511:30 am -
1 stop36h 35m
Deal found 10/23![Multiple Airlines logo]()
$881
This Mytrip deal was found by Cheapflights users on 10/22. 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 12/169:25 pm -
3 stops20h 10m
Wed 1/68:30 pm -
3 stops29h 30m
Deal found 10/22![Multiple Airlines logo]()
$987
This BusinessClass deal was found by Cheapflights users on 10/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/158:40 pm -
1 stop9h 45m
Wed 1/61:10 pm -
1 stop11h 25m
Deal found 10/22![Lufthansa logo]()
$1,434
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:25 am -
3 stops25h 20m
Thu 12/174:00 pm -
2 stops34h 00m
Deal found 10/21![Multiple Airlines logo]()
$1,186
Last-minute flights from Boston to CologneDiscover last-minute flight deals from Boston to Cologne. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Cologne. Data last updated October 25, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:00 pm -
1 stop31h 30m
Sun 11/1511:30 am -
1 stop36h 35m
Deal found 10/23![Turkish Airlines logo]()
$812
This Turkish Airlines deal was found by Cheapflights users on 10/23. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:45 am -
2 stops18h 45m
Sun 11/1511:30 am -
1 stop36h 35m
Deal found 10/23![Multiple Airlines logo]()
$881
This Gotogate deal was found by Cheapflights users on 10/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:45 am -
2 stops29h 10m
Thu 11/268:20 pm -
1 stop23h 10m
Deal found 10/22![Multiple Airlines logo]()
$948
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
2 stops28h 55m
Thu 11/261:35 pm -
2 stops32h 15m
Deal found 10/22![United Airlines logo]()
$974
This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/288:00 pm -
1 stop15h 10m
Wed 12/911:30 am -
1 stop36h 35m
Deal found 10/23![Turkish Airlines logo]()
$793
This Turkish Airlines deal was found by Cheapflights users on 10/21. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/281:45 pm -
2 stops21h 25m
Wed 12/911:30 am -
1 stop36h 35m
Deal found 10/21![Multiple Airlines logo]()
$861
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 October 25, 2026.
Search for one-way flight options from Boston to Cologne. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:10 pm -
2 stops31h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Tue 12/110:45 pm -
2 stops42h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Tue 12/159:25 pm -
2 stops31h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Fri 11/208:00 am -
2 stops25h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$500
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:10 pm -
2 stops28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$1,920
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 October 25, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $776 (Kiwi.com) |
One-way from | $323 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $842 |
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 7,457,451 searches. Data last updated October 25, 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 Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Sun 11/8
10:10 pm-10:05 am
1 stop29h 55m
Cologne Köln/Bonn
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$356
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Tue 12/1
10:45 pm-11:35 pm
2 stops42h 50m
Cologne Köln/Bonn
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$357
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Tue 12/15
9:25 pm-10:50 am
2 stops31h 25m
Cologne Köln/Bonn
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$419
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Fri 11/20
8:00 am-9:00 pm
3 stops31h 00m
Cologne Köln/Bonn
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$500
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Sat 11/28
1:45 pm-5:10 pm
2 stops21h 25m
Cologne Köln/Bonn
Wed 12/9
11:30 am-6:05 pm
1 stop36h 35m
$861
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Thu 11/5
9:45 am-10:30 am
2 stops18h 45m
Cologne Köln/Bonn
Sun 11/15
11:30 am-6:05 pm
1 stop36h 35m
$881
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Wed 12/16
9:25 pm-11:35 pm
3 stops20h 10m
Cologne Köln/Bonn
Wed 1/6
8:30 pm-8:00 pm
3 stops29h 30m
$987
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Sun 11/15
8:00 pm-5:10 pm
1 stop15h 10m
Cologne Köln/Bonn
Wed 11/18
11:30 am-6:05 pm
1 stop36h 35m
$1,058
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Sun 11/22
9:30 pm-7:35 pm
1 stop16h 05m
Cologne Köln/Bonn
Fri 11/27
2:35 pm-9:50 pm
1 stop13h 15m
$1,156
BostonCologne
BOS Boston Logan Intl - CGN Cologne Köln/Bonn
BOSCGN
Boston Logan Intl
Thu 12/10
5:45 am-4:55 pm
2 stops29h 10m
Cologne Köln/Bonn
Thu 12/31
1:35 pm-10:37 pm
2 stops39h 02m
$1,163
Showing 1-10 of 13 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 October.
| 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 | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Cologne flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Boston-Cologne flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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 $1,149). 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?
Airfare is typical for this route at the moment.
Boston to Cologne flights typically cost between $640 and $1,092 in December.The cheapest round-trip price found within the last 5 days was $776 on Multiple Airlines (Dec 4-Dec 11).
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 October 25, 2026.
Get a feel of what it's like to fly with United Airlines and Lufthansa 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.
Food
6.7
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayKevin,Dec 2025
BOS - EWR
Food
6.7
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayKevin,Dec 2025
BOS - EWR
Food
6.7
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayKevin,Dec 2025
BOS - 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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 October 25, 2026.
Complete your trip
Complete your trip to Cologne by adding a car rental and/or hotel reservation to your travel itinerary.
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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 October 25, 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 October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Boston to Cologne
Discover the top 2 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$487 | Average$733 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$575 | Average$1,146 | FlexibilityNo cancel fee | On-time69% |