$323+ Cheap flights from Boston (BOS) to Copenhagen (CPH)
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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Copenhagen 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.Cheapflights Tip: The best prices from Boston Logan Intl to Kastrup Copenhagen are usually found in February or October, booked 73 days in advance, depart on a Sunday or Monday and return on a Thursday
Cheap flight deals from Boston to Copenhagen
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to CopenhagenExplore the most affordable flight options available from Boston to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Boston to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Gotogate deal was found by Cheapflights users on 8/12. 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.
Sun 8/165:10 pm -
1 stop9h 45m
Sun 8/2312:45 pm -
1 stop29h 07m
Deal found 8/12![Multiple Airlines logo]()
$695
This Air Canada deal was found by Cheapflights users on 8/12. 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.
Sat 8/157:15 pm -
1 stop33h 20m
Fri 8/2112:15 pm -
1 stop32h 26m
Deal found 8/12![Air Canada logo]()
$697
This Justfly.com deal was found by Cheapflights users on 8/12. 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.
Wed 9/211:00 pm -
1 stop25h 20m
Wed 9/94:55 pm -
1 stop10h 50m
Deal found 8/12![Icelandair logo]()
$700
This Air Canada deal was found by Cheapflights users on 8/12. 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 8/185:45 am -
1 stop21h 10m
Sun 8/2312:45 pm -
2 stops31h 56m
Deal found 8/12![Air Canada logo]()
$701
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/136:00 am -
2 stops20h 55m
Thu 8/2012:45 pm -
1 stop11h 37m
Deal found 8/12![United Airlines logo]()
$702
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Thu 8/135:10 pm -
1 stop20h 00m
Thu 9/176:30 am -
1 stop14h 40m
Deal found 8/13![SWISS logo]()
$703
This Gotogate deal was found by Cheapflights users on 8/12. 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.
Fri 8/2112:30 pm -
2 stops14h 25m
Fri 8/2812:15 pm -
1 stop11h 52m
Deal found 8/12![Air Canada logo]()
$704
This Air Canada deal was found by Cheapflights users on 8/16. 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 11/237:40 pm -
1 stop32h 40m
Wed 12/911:35 am -
2 stops28h 23m
Deal found 8/16![Air Canada logo]()
$705
This Mytrip deal was found by Cheapflights users on 8/12. 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.
Sun 8/166:00 am -
1 stop22h 35m
Sun 8/2312:45 pm -
2 stops27h 00m
Deal found 8/12![Air Canada logo]()
$706
This Justfly.com deal was found by Cheapflights users on 8/13. 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.
Wed 9/212:30 pm -
1 stop16h 20m
Fri 9/1112:45 pm -
1 stop27h 10m
Deal found 8/13![Multiple Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 8/157:15 pm -
1 stop33h 20m
Sat 8/2212:15 pm -
2 stops27h 33m
Deal found 8/12![United Airlines logo]()
$708
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 11/2110:10 pm -
1 stop19h 40m
Sat 11/286:00 am -
1 stop14h 40m
Deal found 8/13![TAP AIR PORTUGAL logo]()
$709
Best flights from Boston to CopenhagenDiscover carefully curated flight deals from Boston to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Boston to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 8/219:00 am -
2 stops17h 55m
Fri 8/2812:15 pm -
2 stops37h 04m
Deal found 8/12![United Airlines logo]()
$714
This Icelandair deal was found by Cheapflights users on 8/14. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:50 pm -
1 stop18h 55m
Wed 9/164:55 pm -
1 stop10h 50m
Deal found 8/14![Icelandair logo]()
$721
This LEVEL deal was found by Cheapflights users on 8/15. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:35 pm -
1 stop29h 05m
Tue 9/295:55 pm -
1 stop33h 10m
Deal found 8/15![LEVEL logo]()
$745
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:15 am -
1 stop21h 30m
Mon 9/219:00 am -
1 stop11h 42m
Deal found 8/16![Delta logo]()
$765
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/13. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:05 pm -
1 stop11h 50m
Sun 10/186:00 am -
2 stops44h 20m
Deal found 8/13![TAP AIR PORTUGAL logo]()
$766
This United deal was found by Cheapflights users on 8/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:35 pm -
2 stops13h 30m
Tue 9/296:50 am -
2 stops15h 15m
Deal found 8/16![Multiple Airlines logo]()
$811
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/104:55 pm -
1 stop11h 55m
Thu 9/1712:45 pm -
1 stop29h 06m
Deal found 8/13![United Airlines logo]()
$732
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:20 am -
1 stop15h 25m
Sat 9/269:00 am -
1 stop11h 42m
Deal found 8/16![Delta logo]()
$815
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/1110:00 pm -
1 stop14h 00m
Fri 9/1812:45 pm -
2 stops30h 05m
Deal found 8/14![United Airlines logo]()
$756
This United Airlines deal was found by Cheapflights users on 8/15. 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 10/85:45 am -
2 stops23h 05m
Mon 10/1212:40 pm -
2 stops32h 30m
Deal found 8/15![United Airlines logo]()
$772
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 10/99:51 am -
2 stops19h 14m
Sat 10/179:40 am -
1 stop16h 15m
Deal found 8/15![United Airlines logo]()
$817
Last-minute flights from Boston to CopenhagenDiscover last-minute flight deals from Boston to Copenhagen. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Copenhagen. Data last updated August 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/136:00 am -
2 stops20h 55m
Thu 8/2012:45 pm -
1 stop11h 37m
Deal found 8/12![United Airlines logo]()
$702
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Thu 8/135:10 pm -
1 stop20h 00m
Thu 9/176:30 am -
1 stop14h 40m
Deal found 8/13![SWISS logo]()
$703
This Air Canada deal was found by Cheapflights users on 8/12. 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.
Sat 8/157:15 pm -
1 stop33h 20m
Fri 8/2112:15 pm -
1 stop32h 26m
Deal found 8/12![Air Canada logo]()
$697
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 8/157:15 pm -
1 stop33h 20m
Sat 8/2212:15 pm -
2 stops27h 33m
Deal found 8/12![United Airlines logo]()
$708
This Gotogate deal was found by Cheapflights users on 8/12. 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.
Sun 8/165:10 pm -
1 stop9h 45m
Sun 8/2312:45 pm -
1 stop29h 07m
Deal found 8/12![Multiple Airlines logo]()
$695
This American Airlines deal was found by Cheapflights users on 8/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:24 pm -
1 stop10h 11m
Tue 8/253:20 pm -
2 stops14h 39m
Deal found 8/12![American Airlines logo]()
$705
This Mytrip deal was found by Cheapflights users on 8/12. 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.
Sun 8/166:00 am -
1 stop22h 35m
Sun 8/2312:45 pm -
2 stops27h 00m
Deal found 8/12![Air Canada logo]()
$706
This Air Canada deal was found by Cheapflights users on 8/12. 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.
Sun 8/1610:40 am -
2 stops17h 55m
Tue 8/2512:45 pm -
2 stops27h 05m
Deal found 8/12![Air Canada logo]()
$709
This Air Canada deal was found by Cheapflights users on 8/12. 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 8/185:45 am -
1 stop21h 10m
Sun 8/2312:45 pm -
2 stops31h 56m
Deal found 8/12![Air Canada logo]()
$701
This Gotogate deal was found by Cheapflights users on 8/12. 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.
Fri 8/2112:30 pm -
2 stops14h 25m
Fri 8/2812:15 pm -
1 stop11h 52m
Deal found 8/12![Air Canada logo]()
$704
This Justfly.com deal was found by Cheapflights users on 8/12. 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.
Wed 9/211:00 pm -
1 stop25h 20m
Wed 9/94:55 pm -
1 stop10h 50m
Deal found 8/12![Icelandair logo]()
$700
This Justfly.com deal was found by Cheapflights users on 8/13. 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.
Wed 9/212:30 pm -
1 stop16h 20m
Fri 9/1112:45 pm -
1 stop27h 10m
Deal found 8/13![Multiple Airlines logo]()
$707
One-way flights from Boston to CopenhagenSearch for one-way flight options from Boston to Copenhagen. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Boston to Copenhagen. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Mon 9/1411:00 pm -
2 stops17h 45m
Deal found 8/15![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Sat 9/2610:05 am -
2 stops41h 30m
Deal found 8/13![Multiple Airlines logo]()
$324
This Iberia deal was found by Cheapflights users on 8/13. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:40 pm -
1 stop15h 00m
Deal found 8/13![Iberia logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/2711:35 pm -
1 stop29h 45m
Deal found 8/13![Multiple Airlines logo]()
$336
This Mytrip deal was found by Cheapflights users on 8/12. 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 11/107:50 pm -
2 stops18h 35m
Deal found 8/12![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Sat 10/1711:47 am -
2 stops22h 08m
Deal found 8/12![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/611:35 pm -
1 stop29h 45m
Deal found 8/15![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/119:15 pm -
1 stop19h 30m
Deal found 8/14![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/95:10 pm -
2 stops19h 20m
Deal found 8/14![Multiple Airlines logo]()
$362
Find flight deals from Boston to Copenhagen
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Copenhagen (CPH). 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 August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $697 (Air Canada) |
One-way from | $323 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $744 |
Good round-trip deal | $678 or less |
Good one-way deal | $507 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Copenhagen 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 August 17, 2026.
Use the filters below to find and compare flights from Boston to Copenhagen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Fri 8/21
9:00 am-8:55 am
2 stops17h 55m
Kastrup Copenhagen
Fri 8/28
12:15 pm-7:19 pm
2 stops37h 04m
$714
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Fri 9/11
8:50 pm-9:45 pm
1 stop18h 55m
Kastrup Copenhagen
Wed 9/16
4:55 pm-9:45 pm
1 stop10h 50m
$721
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Thu 9/10
4:55 pm-10:50 am
1 stop11h 55m
Kastrup Copenhagen
Thu 9/17
12:45 pm-11:51 am
1 stop29h 06m
$732
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 9/20
11:35 pm-10:40 am
1 stop29h 05m
Kastrup Copenhagen
Tue 9/29
5:55 pm-9:05 pm
1 stop33h 10m
$745
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Fri 9/11
10:00 pm-6:00 pm
1 stop14h 00m
Kastrup Copenhagen
Fri 9/18
12:45 pm-12:50 pm
2 stops30h 05m
$756
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Wed 9/16
8:15 am-11:45 am
1 stop21h 30m
Kastrup Copenhagen
Mon 9/21
9:00 am-2:42 pm
1 stop11h 42m
$765
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 10/4
6:05 pm-11:55 am
1 stop11h 50m
Kastrup Copenhagen
Sun 10/18
6:00 am-8:20 pm
2 stops44h 20m
$766
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Thu 10/8
5:45 am-10:50 am
2 stops23h 05m
Kastrup Copenhagen
Mon 10/12
12:40 pm-3:10 pm
2 stops32h 30m
$772
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 9/20
3:35 pm-11:05 am
2 stops13h 30m
Kastrup Copenhagen
Tue 9/29
6:50 am-4:05 pm
2 stops15h 15m
$811
Quickest round-trip
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Tue 9/22
9:20 am-6:45 am
1 stop15h 25m
Kastrup Copenhagen
Sat 9/26
9:00 am-2:42 pm
1 stop11h 42m
$815
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Boston to Copenhagen
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 Copenhagen in August.
| 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 Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Copenhagen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Copenhagen 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-Copenhagen 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 Copenhagen
Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Boston with our price prediction graph.
BOS-CPH
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 Copenhagen
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How far ahead should I book a flight from Boston to Copenhagen?
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Copenhagen. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boston to Copenhagen?
Currently, February is the cheapest month in which you can book a flight from Boston to Copenhagen (average of $488). Flying from Boston to Copenhagen in June is currently the most expensive (average of $896). 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.
What is the cheapest time of day to fly from BOS to CPH?
Find hourly flight availability from Boston to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 17, 2026.
When flying from Boston to Copenhagen, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Boston to Copenhagen delayed?
About 8% of weekly flights between Boston and Copenhagen have experienced delays in the past year, with the average delay time being 109 minutes.
What is the most punctual flight time for Boston to Copenhagen flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Copenhagen flights?
Over the last year, Scandinavian Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.
What’s the top layover airport for flights from Boston to Copenhagen?
Share of 1-stop round-trip flights from Boston to Copenhagen chosen by Cheapflights users in the past 12 months, using the same layover each way.
Lisbon (LIS) – chosen by Cheapflights users on 95% of 1-stop itineraries from Boston to Copenhagen on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Copenhagen?
Average round-trip fare for 1-stop flights from Boston to Copenhagen, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $406.
What’s the fastest layover option from Boston to Copenhagen?
Shortest average travel time for 1-stop one-way flights from Boston to Copenhagen, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 9h 55m.
Which airport typically offers the quickest layover for flights from Boston to Copenhagen?
Average layover duration for 1-stop one-way flights from Boston to Copenhagen, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 33m.
The best insider tips for Boston to Copenhagen flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Copenhagen trip
Our travel experts
Reviews of airlines servicing Copenhagen
Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated August 17, 2026.
Read reviews from past customers who have flown Delta,Scandinavian Airlines, andUnited Airlines from Boston to Copenhagen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Related info for your journey
Find useful and relevant information for your journey from Boston to Copenhagen. 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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Complete your trip
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Other flights to Copenhagen
Explore flights to Copenhagen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
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Boston and Copenhagen flights
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Other flights from Boston
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Top 10 airlines flying from Boston to Copenhagen
Discover the top 10 airlines that operate flights from Boston to Copenhagen. 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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$364 | Average$401 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$385 | Average$574 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$412 | Average$564 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$415 | Average$759 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$432 | Average$639 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$448 | Average$671 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$448 | Average$638 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$454 | Average$1,125 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$470 | Average$814 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$481 | Average$830 | FlexibilityNo cancel fee | On-time70% |