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Cheap flights from Boston to Copenhagen from C$ 267

BOS — CPH
19 Oct — 26 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Copenhagen

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Copenhagen

Sat 10/108:25 p.m. -
2 stops56h 25m
Wed 28/106:05 a.m. -
1 stop18h 30m
Deal found 18/9C$ 859
Wed 9/129:30 a.m. -
2 stops22h 40m
Sun 13/128:55 a.m. -
1 stop15h 40m
Deal found 18/9C$ 884
Thu 15/107:25 a.m. -
1 stop20h 40m
Mon 19/109:45 p.m. -
1 stop25h 10m
Deal found 18/9C$ 886
Wed 25/1112:00 p.m. -
2 stops18h 25m
Mon 30/111:10 p.m. -
2 stops35h 35m
Deal found 17/9C$ 894
Fri 27/1110:30 a.m. -
2 stops17h 50m
Thu 3/129:50 a.m. -
1 stop16h 30m
Deal found 19/9C$ 896
Fri 27/1112:00 p.m. -
2 stops16h 20m
Fri 4/1211:35 a.m. -
2 stops18h 24m
Deal found 19/9C$ 897
Fri 30/107:31 a.m. -
2 stops24h 59m
Fri 6/1111:35 a.m. -
2 stops16h 24m
Deal found 18/9C$ 898
Fri 23/107:35 p.m. -
1 stop17h 20m
Fri 30/106:55 a.m. -
2 stops15h 03m
Deal found 16/9C$ 901
Fri 2/108:50 p.m. -
1 stop18h 55m
Tue 6/102:00 p.m. -
1 stop10h 50m
Deal found 15/9C$ 903
Mon 19/109:51 a.m. -
2 stops18h 59m
Mon 26/102:15 p.m. -
2 stops48h 48m
Deal found 19/9C$ 904

Find flight deals from Boston to Copenhagen

Round-trip from

C$ 859

One-way from

C$ 267

Popular in

June

Cheapest in

February

Average price

C$ 1,002

Good round-trip deal

C$ 900 or less
United Airlines
  • United Airlines
  • 10/10-28/10
  • 3 total stops
  • 74h 55m total
  • Boston to Copenhagen
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Icelandair
  • Icelandair
  • 5/10-31/12
  • 1 total stop
  • 10h 05m total
  • Boston to Copenhagen
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Highest demand for flights based on searches. 14% potential increase in price (C$ 231 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 37 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Boston Logan Intl to Kastrup Copenhagen.
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Cheapflights Fare Finder

 
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

Price

Cheapest round-trip

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Sat 10/10

10:05 a.m.-9:35 a.m.

2 stops41h 30m

Kastrup Copenhagen

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 388

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Sun 18/10

11:00 p.m.-2:05 a.m.

2 stops45h 05m

Kastrup Copenhagen

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 627

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Tue 6/10

5:10 p.m.-8:50 a.m.

3 stops33h 40m

Kastrup Copenhagen

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 693

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Thu 19/11

10:20 p.m.-10:35 p.m.

2 stops18h 15m

Kastrup Copenhagen

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 754

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Fri 20/11

7:15 a.m.-10:20 a.m.

2 stops21h 05m

Kastrup Copenhagen

Fri 27/11

11:35 a.m.-5:42 p.m.

2 stops36h 07m

C$ 926

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Sun 11/10

9:40 p.m.-6:05 p.m.

2 stops14h 25m

Kastrup Copenhagen

Mon 19/10

9:40 a.m.-7:55 p.m.

1 stop16h 15m

C$ 967

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Sat 17/10

11:15 p.m.-11:55 a.m.

2 stops30h 40m

Kastrup Copenhagen

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 996

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Thu 22/10

7:38 a.m.-10:50 a.m.

2 stops21h 12m

Kastrup Copenhagen

Sun 25/10

6:05 a.m.-11:59 p.m.

2 stops22h 54m

C$ 1,013

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Fri 16/10

5:28 p.m.-6:40 p.m.

2 stops19h 12m

Kastrup Copenhagen

Tue 20/10

1:55 p.m.-11:25 p.m.

2 stops15h 30m

C$ 1,030

BostonCopenhagen

BOS Boston Logan Intl - CPH Kastrup Copenhagen

BOSCPH

Boston Logan Intl

Sun 4/10

9:40 p.m.-6:05 p.m.

2 stops14h 25m

Kastrup Copenhagen

Sun 18/10

2:40 p.m.-11:59 p.m.

2 stops15h 19m

C$ 1,068

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 20 resultsSorted by cheapest first
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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.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Boston to Copenhagen

How far ahead should I book a flight from Boston to Copenhagen?

To ensure you get the cheapest price possible for a flight from Boston to Copenhagen, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 712). Flying from Boston to Copenhagen in June is currently the most expensive (average of C$ 1,264). 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?

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 much does it cost to fly round-trip from Boston to Copenhagen?

Airfare is typical for this route at the moment.

Boston to Copenhagen flights typically cost between C$ 745 and C$ 1,144 in October.
The cheapest round-trip price found within the last 5 days was C$ 859 on United Airlines (10 Oct-28 Oct).

Related info for your journey

  • How popular is this Boston to Copenhagen flight route?

    Flights from Boston Logan Intl to Kastrup Copenhagen have been viewed 1 times in the past calendar month.

  • How long is the flight from Boston to Copenhagen?

    Departing from Boston to Copenhagen will take you 12h 10m. Boston and Copenhagen are separated by a distance of 5887 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from Boston to Copenhagen?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Copenhagen on time: Air France (85%), Scandinavian Airlines (85%), Delta (85%).

  • Can I find deals for flights from Boston to Copenhagen that include hotel bookings?

    Yes. In addition to deals on Boston to Copenhagen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Copenhagen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Copenhagen.

  • Can I find deals for business class flights from Boston to Copenhagen?

    Yes. Cheapflights offers flight deals from Boston to Copenhagen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Copenhagen?

    Currently, February is the cheapest month in which you can book a flight from Boston to Copenhagen (average of C$ 712). Flying from Boston to Copenhagen in June is currently the most expensive (average of C$ 1,264). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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