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Denmark

$257+ Cheap flights from Boston (BOS) to Denmark

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Boston to Denmark

Cheapest flights from Boston to Denmark
Explore the most affordable flight options available from Boston to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Ticket deal was found by Cheapflights users on 11/11. 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 11/2810:10 pmBOS - CPH
1 stop18h 50mSWISS
Sat 12/66:40 amCPH - BOS
1 stop19h 20mSWISS
Deal found 11/11$406
This CrystalTravel deal was found by Cheapflights users on 11/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:35 amBOS - CPH
1 stop11h 45mIcelandair
Thu 11/201:25 pmCPH - BOS
1 stop10h 25mIcelandair
Deal found 11/11$407
This Flybillet deal was found by Cheapflights users on 11/13. 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 Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:40 pmBOS - CPH
2 stops32h 20mMultiple Airlines
Sat 12/69:50 amCPH - BOS
1 stop16h 10mMultiple Airlines
Deal found 11/13$408
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/286:25 pmBOS - CPH
1 stop16h 25mAustrian Airlines
Fri 12/57:00 amCPH - BOS
1 stop13h 05mAustrian Airlines
Deal found 11/11$409
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/286:25 pmBOS - CPH
1 stop16h 25mAustrian Airlines
Tue 12/97:00 amCPH - BOS
1 stop13h 05mAustrian Airlines
Deal found 11/11$410
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/33:40 pmBOS - CPH
2 stops19h 50mMultiple Airlines
Sat 12/62:55 pmCPH - BOS
1 stop11h 05mMultiple Airlines
Deal found 11/11$412
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/129:50 pmBOS - CPH
1 stop10h 15mMultiple Airlines
Sat 11/155:35 pmCPH - BOS
1 stop26h 30mMultiple Airlines
Deal found 11/11$413
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/129:50 pmBOS - CPH
1 stop15h 15mMultiple Airlines
Tue 11/187:00 amCPH - BOS
1 stop13h 05mMultiple Airlines
Deal found 11/11$414
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/29:50 pmBOS - CPH
1 stop15h 15mMultiple Airlines
Sat 12/61:10 pmCPH - BOS
1 stop11h 25mMultiple Airlines
Deal found 11/11$415
This CrystalTravel deal was found by Cheapflights users on 11/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:35 amBOS - CPH
1 stop11h 45mIcelandair
Wed 11/1912:55 pmCPH - BOS
1 stop10h 55mIcelandair
Deal found 11/11$416
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:50 pmBOS - CPH
1 stop18h 45mIcelandair
Tue 12/912:55 pmCPH - BOS
1 stop10h 55mIcelandair
Deal found 11/12$417
This United Airlines deal was found by Cheapflights users on 11/11. 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 11/287:32 amBOS - BLL
2 stops23h 48mUnited Airlines
Wed 12/36:35 amBLL - BOS
2 stops20h 52mUnited Airlines
Deal found 11/11$464

Cheap flight deals from Boston to Denmark

Keep the following information in mind while searching for Boston to Denmark flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$406
(Ticket)

One-way from

$257
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$525

Good round-trip deal

$540 or less

Good one-way deal

$393 or less
Provider with most accurate pricing for Boston Logan Intl-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Kastrup Copenhagen flights.
Search Deals
From Boston Logan Intl to Denmark
Search Deals
One-way flight from Boston Logan Intl to Denmark
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Denmark.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Denmark.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Denmark 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 November 13, 2025.
Use the filters below to find and compare flights from Boston to Denmark that are best for you.

Fly from

Boston

Fly to

Denmark

Route

Depart

Return

Price

BostonBillund

BOS - BLL

BOSBLL

Boston Logan Intl

Mon 3/30

5:20 pm-11:20 am

1 stop12h 00m

Billund

Thu 4/2

11:50 am-1:35 pm

1 stop31h 45m

$437

BostonAalborg

BOS - AAL

BOSAAL

Boston Logan Intl

Sun 3/29

9:55 am-9:20 am

2 stops17h 25m

Aalborg

Wed 4/1

6:30 am-6:25 pm

1 stop17h 55m

$438

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 12/1

10:10 pm-2:00 pm

1 stop9h 50m

Kastrup Copenhagen

Mon 12/8

9:50 am-8:00 pm

1 stop16h 10m

$441

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Thu 1/8

10:10 pm-2:00 pm

1 stop9h 50m

Kastrup Copenhagen

Wed 1/14

9:50 am-8:00 pm

1 stop16h 10m

$442

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sat 5/9

8:45 pm-6:30 am

1 stop27h 45m

Kastrup Copenhagen

Wed 5/13

9:00 am-5:30 pm

1 stop14h 30m

$442

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Tue 5/5

5:05 pm-2:15 pm

1 stop15h 10m

Kastrup Copenhagen

Thu 5/7

3:05 pm-3:30 pm

1 stop30h 25m

$443

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Tue 12/9

9:50 pm-2:10 pm

1 stop10h 20m

Kastrup Copenhagen

Fri 1/16

9:50 am-8:00 pm

1 stop16h 10m

$443

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sat 11/29

8:40 pm-11:05 pm

1 stop20h 25m

Kastrup Copenhagen

Mon 12/8

9:50 am-8:00 pm

1 stop16h 10m

$443

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Fri 11/28

1:30 pm-2:05 pm

2 stops18h 35m

Kastrup Copenhagen

Tue 12/9

9:50 am-8:20 pm

1 stop16h 30m

$445

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Fri 11/28

1:30 pm-2:05 pm

2 stops18h 35m

Kastrup Copenhagen

Wed 12/10

9:50 am-8:20 pm

1 stop16h 30m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 30 results
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Best time to book a flight from Boston to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Boston with our price prediction graph.
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 Denmark

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

Currently, November is the cheapest month in which you can book a flight from Boston to Denmark (average of $264). Flying from Boston to Denmark in June is currently the most expensive (average of $482). 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 DK?

Find hourly flight availability from Boston to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from Boston to Denmark in the morning. Doing so could potentially save you 15% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. 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 Denmark. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Scandinavian Airlines from Boston to Denmark by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,411 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.4
Good
1,575 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
578 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
PLAY
7.0
Good
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Denmark?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Denmark.

  • How popular is this Boston to Denmark flight route?

    The Boston Logan Intl to Denmark flight path was viewed by 41 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Boston to Denmark?

    For as low as $441, Delta can have you in Denmark from Boston in 9h 50m. The distance between Boston and Denmark is about 3658 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boston to Denmark?

    The most popular route from Boston to Denmark is Boston Logan Intl - Kastrup Copenhagen. You may also consider Boston Logan Intl - Aarhus or Boston Logan Intl - Billund.

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

    Before booking your flight to Denmark from Boston, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (83%), Delta (83%), Air France( 79%).

  • What are the cheapest flights from Boston to Denmark?

    While on average a flight from Boston to Denmark is generally $1,423, our data shows the cheapest flight currently is $369. When looking at the most popular route, (Boston Logan Intl - Kastrup Copenhagen), you can expect to pay $375 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Denmark 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 Denmark?

    Currently, November is the cheapest month in which you can book a flight from Boston to Denmark (average of $264). Flying from Boston to Denmark in June is currently the most expensive (average of $482). 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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Alternative routes for Boston to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Denmark

Discover the top 10 airlines that operate flights from Boston to Denmark. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$291Average$403FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$317Average$674FlexibilityNo cancel feeOn-time76%
SWISSCheapest$318Average$585FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$364Average$401FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$408Average$541FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$415Average$739FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$416Average$685FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$425Average$568FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$433Average$554FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$437Average$636FlexibilityNo cancel feeOn-time77%

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