$209+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Sep 23 — Sep 301
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 45 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 24, 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 24, 2026.
This Mytrip deal was found by Cheapflights users on 8/21. 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.
Sun 10/1111:00 pm -
1 stop10h 55m
Sun 10/1812:45 pm -
2 stops37h 35m
Deal found 8/21![Multiple Airlines logo]()
$681
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 11/267:50 pm -
2 stops15h 05m
Thu 12/36:00 am -
1 stop14h 40m
Deal found 8/23![Multiple Airlines logo]()
$682
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/24. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 pm -
1 stop17h 40m
Sat 12/1212:40 pm -
2 stops38h 05m
Deal found 8/24![TAP AIR PORTUGAL logo]()
$683
This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:45 am -
1 stop21h 10m
Thu 8/2712:45 pm -
1 stop27h 08m
Deal found 8/20![Multiple Airlines logo]()
$684
This Mytrip deal was found by Cheapflights users on 8/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:50 pm -
2 stops17h 10m
Mon 9/1412:55 pm -
2 stops35h 55m
Deal found 8/20![Multiple Airlines logo]()
$685
This FlightHub deal was found by Cheapflights users on 8/23. 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.
Sun 11/225:35 pm -
Nonstop7h 20m
Sun 12/61:15 pm -
Nonstop8h 25m
Deal found 8/23![Scandinavian Airlines logo]()
$686
This Mytrip deal was found by Cheapflights users on 8/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:50 pm -
3 stops20h 45m
Sun 10/117:30 am -
2 stops17h 20m
Deal found 8/20![Multiple Airlines logo]()
$687
This Flightnetwork deal was found by Cheapflights users on 8/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:35 pm -
2 stops37h 15m
Thu 9/1712:45 pm -
2 stops14h 41m
Deal found 8/23![Air Canada logo]()
$688
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/23. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 pm -
1 stop23h 45m
Thu 12/36:00 am -
1 stop14h 40m
Deal found 8/23![TAP AIR PORTUGAL logo]()
$689
This Justfly.com deal was found by Cheapflights users on 8/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:35 pm -
Nonstop7h 20m
Tue 11/171:15 pm -
Nonstop8h 25m
Deal found 8/20![Scandinavian Airlines logo]()
$690
This Cheapflightsfares deal was found by Cheapflights users on 8/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:35 pm -
Nonstop7h 20m
Sat 12/121:15 pm -
Nonstop8h 25m
Deal found 8/24![Scandinavian Airlines logo]()
$691
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 11/126:00 pm -
1 stop11h 50m
Thu 11/196:00 am -
1 stop14h 40m
Deal found 8/20![TAP AIR PORTUGAL logo]()
$692
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 24, 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 24, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sat 11/286:00 am -
2 stops22h 20m
Sun 12/611:35 am -
2 stops36h 07m
Deal found 8/22![United Airlines logo]()
$708
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/21. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:00 pm -
2 stops45h 05m
Sun 10/1812:45 pm -
2 stops37h 35m
Deal found 8/21![TAP AIR PORTUGAL logo]()
$785
This Delta deal was found by Cheapflights users on 8/20. 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 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 8/20![Delta logo]()
$815
This Scandinavian Airlines deal was found by Cheapflights users on 8/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:40 pm -
Nonstop7h 20m
Sat 10/171:40 pm -
Nonstop7h 55m
Deal found 8/23![Scandinavian Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sun 9/275:10 pm -
1 stop15h 00m
Fri 10/212:45 pm -
2 stops28h 39m
Deal found 8/22![United Airlines logo]()
$762
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/1012:30 pm -
1 stop16h 20m
Sun 9/2012:45 pm -
1 stop15h 55m
Deal found 8/19![United Airlines logo]()
$783
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 9/206:00 am -
2 stops23h 05m
Wed 9/236:20 am -
2 stops17h 47m
Deal found 8/20![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:00 am -
2 stops17h 50m
Sun 9/136:50 am -
2 stops16h 46m
Deal found 8/21![United Airlines logo]()
$817
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 9/1210:00 pm -
1 stop14h 15m
Sun 9/2012:45 pm -
1 stop15h 55m
Deal found 8/19![United Airlines logo]()
$820
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:40 pm -
Nonstop7h 20m
Fri 9/251:25 pm -
Nonstop8h 10m
Deal found 8/19![Delta logo]()
$1,370
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:50 pm -
Nonstop7h 10m
Wed 10/211:40 pm -
Nonstop7h 55m
Deal found 8/21![Delta logo]()
$1,421
This Delta deal was found by Cheapflights users on 8/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:40 pm -
Nonstop7h 20m
Fri 10/161:40 pm -
Nonstop7h 55m
Deal found 8/23![Delta logo]()
$1,637
Last-minute flights from Boston to CopenhagenDiscover last-minute flight deals from Boston to Copenhagen. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Copenhagen. Data last updated August 24, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/21. 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.
Fri 8/219:40 pm -
1 stop19h 50m
Tue 8/2512:45 pm -
1 stop27h 08m
Deal found 8/21![Multiple Airlines logo]()
$689
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:30 pm -
2 stops32h 20m
Tue 8/2512:45 pm -
2 stops28h 32m
Deal found 8/21![United Airlines logo]()
$694
This Air Canada deal was found by Cheapflights users on 8/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:35 am -
2 stops17h 20m
Tue 8/2512:45 pm -
1 stop11h 37m
Deal found 8/20![Air Canada logo]()
$698
This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:45 am -
1 stop21h 10m
Thu 8/2712:45 pm -
1 stop27h 08m
Deal found 8/20![Multiple Airlines logo]()
$684
This Flightnetwork deal was found by Cheapflights users on 8/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:30 pm -
1 stop16h 20m
Fri 8/2812:15 pm -
1 stop15h 12m
Deal found 8/24![Air Canada logo]()
$700
This Justfly.com deal was found by Cheapflights users on 8/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:55 pm -
1 stop11h 55m
Fri 8/2812:15 pm -
1 stop27h 30m
Deal found 8/24![Multiple Airlines logo]()
$703
This Gotogate deal was found by Cheapflights users on 8/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:35 pm -
1 stop11h 20m
Thu 9/1012:45 pm -
1 stop15h 55m
Deal found 8/19![Air Canada logo]()
$692
This Ticket deal was found by Cheapflights users on 8/23. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:55 pm -
1 stop11h 55m
Wed 9/912:40 pm -
2 stops14h 46m
Deal found 8/23![Air Canada logo]()
$702
This Flightnetwork deal was found by Cheapflights users on 8/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:35 pm -
2 stops37h 15m
Thu 9/1712:45 pm -
2 stops14h 41m
Deal found 8/23![Air Canada logo]()
$688
This Mytrip deal was found by Cheapflights users on 8/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:50 pm -
2 stops17h 10m
Mon 9/1412:55 pm -
2 stops35h 55m
Deal found 8/20![Multiple Airlines logo]()
$685
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 24, 2026.
Search for one-way flight options from Boston to Copenhagen. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This Ticket deal was found by Cheapflights users on 8/19. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:50 pm -
1 stop10h 05m
Deal found 8/19![Icelandair logo]()
$209
This Flybillet deal was found by Cheapflights users on 8/19. 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 Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:40 pm -
1 stop10h 15m
Deal found 8/19![Icelandair logo]()
$228
This Mytrip deal was found by Cheapflights users on 8/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:50 pm -
1 stop10h 10m
Deal found 8/23![Icelandair logo]()
$230
This Mytrip deal was found by Cheapflights users on 8/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:00 pm -
1 stop10h 55m
Deal found 8/20![Icelandair logo]()
$232
This Flybillet deal was found by Cheapflights users on 8/19. 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 Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:00 pm -
1 stop10h 55m
Deal found 8/19![Icelandair logo]()
$239
This oojo deal was found by Cheapflights users on 8/22. 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 8/318:50 pm -
1 stop10h 05m
Deal found 8/22![Icelandair logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:50 pm -
1 stop18h 55m
Deal found 8/19![Icelandair logo]()
$252
This eDestinos deal was found by Cheapflights users on 8/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:50 pm -
1 stop9h 55m
Deal found 8/22![Icelandair logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:55 pm -
1 stop15h 40m
Deal found 8/19![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Wed 11/257:50 pm -
3 stops20h 50m
Deal found 8/23![Multiple Airlines logo]()
$294
This Mytrip deal was found by Cheapflights users on 8/22. 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.
Tue 11/247:50 pm -
1 stop9h 55m
Deal found 8/22![Icelandair logo]()
$296
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 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $681 (Mytrip) |
One-way from | $209 (Ticket) |
Popular in | June |
Cheapest in | February |
Average price | $748 |
Good round-trip deal | $671 or less |
Good one-way deal | $510 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 7,457,451 searches. Data last updated August 24, 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
Sat 11/28
6:00 am-10:20 am
2 stops22h 20m
Kastrup Copenhagen
Sun 12/6
11:35 am-5:42 pm
2 stops36h 07m
$708
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 9/27
5:10 pm-2:10 pm
1 stop15h 00m
Kastrup Copenhagen
Fri 10/2
12:45 pm-11:24 am
2 stops28h 39m
$762
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Thu 9/10
12:30 pm-10:50 am
1 stop16h 20m
Kastrup Copenhagen
Sun 9/20
12:45 pm-10:40 pm
1 stop15h 55m
$783
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 10/4
11:00 pm-2:05 am
2 stops45h 05m
Kastrup Copenhagen
Sun 10/18
12:45 pm-8:20 pm
2 stops37h 35m
$785
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 9/20
6:00 am-11:05 am
2 stops23h 05m
Kastrup Copenhagen
Wed 9/23
6:20 am-6:07 pm
2 stops17h 47m
$814
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
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Thu 9/10
11:00 am-10:50 am
2 stops17h 50m
Kastrup Copenhagen
Sun 9/13
6:50 am-5:36 pm
2 stops16h 46m
$817
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sat 9/12
10:00 pm-6:15 pm
1 stop14h 15m
Kastrup Copenhagen
Sun 9/20
12:45 pm-10:40 pm
1 stop15h 55m
$820
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Mon 9/21
5:40 pm-7:00 am
Nonstop7h 20m
Kastrup Copenhagen
Sat 10/17
1:40 pm-3:35 pm
Nonstop7h 55m
$891
BostonCopenhagen
BOS Boston Logan Intl - CPH Kastrup Copenhagen
BOSCPH
Boston Logan Intl
Sun 9/20
5:40 pm-7:00 am
Nonstop7h 20m
Kastrup Copenhagen
Fri 9/25
1:25 pm-3:35 pm
Nonstop8h 10m
$1,370
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 Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| 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
Prices
Airlines
Delays
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How far ahead should I book a flight from Boston to Copenhagen?
Booking 44 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 $902). 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 24, 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 24, 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.
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
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 24, 2026.
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Boston and Copenhagen flights
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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 7,457,451 searches. Data last updated August 24, 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$413 | Average$573 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$417 | Average$769 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$432 | Average$639 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$448 | Average$649 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$449 | Average$675 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$454 | Average$1,125 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$470 | Average$814 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$481 | Average$821 | FlexibilityNo cancel fee | On-time70% |