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Denmark

$229+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
May 30 — Jun 61
Sat 5/30
Sat 6/6
1 adult, Economy
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Cheap 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 April 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/27. 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 9/118:50 pm
BOS
-
CPH
1 stop10h 05m
Icelandair
Sat 9/194:55 pm
CPH
-
BOS
1 stop10h 50m
Icelandair
Deal found 4/27$553
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 9/118:50 pm
BOS
-
CPH
1 stop13h 05m
Icelandair
Tue 9/222:00 pm
CPH
-
BOS
1 stop13h 45m
Icelandair
Deal found 4/27$554
This KAYAK deal was found by Cheapflights users on 4/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:50 pm
BOS
-
CPH
1 stop10h 05m
Icelandair
Mon 9/214:55 pm
CPH
-
BOS
1 stop10h 50m
Icelandair
Deal found 4/27$555
This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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.
Sun 9/65:40 pm
BOS
-
CPH
Nonstop7h 20m
Scandinavian Airlines
Thu 9/241:25 pm
CPH
-
BOS
Nonstop8h 10m
Scandinavian Airlines
Deal found 4/26$557
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 9/165:40 pm
BOS
-
CPH
Nonstop7h 20m
Scandinavian Airlines
Tue 9/221:25 pm
CPH
-
BOS
Nonstop8h 10m
Scandinavian Airlines
Deal found 4/27$562
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 9/135:40 pm
BOS
-
CPH
Nonstop7h 20m
Scandinavian Airlines
Mon 9/211:25 pm
CPH
-
BOS
Nonstop8h 10m
Scandinavian Airlines
Deal found 4/27$568
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:21 am
BOS
-
CPH
2 stops29h 19m
Multiple Airlines
Tue 5/59:40 am
CPH
-
BOS
1 stop11h 30m
Multiple Airlines
Deal found 4/25$576
This Gotogate deal was found by Cheapflights users on 4/27. 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.
Mon 4/279:40 pm
BOS
-
CPH
1 stop10h 30m
Multiple Airlines
Fri 5/112:45 pm
CPH
-
BOS
1 stop15h 54m
Multiple Airlines
Deal found 4/27$579
This Mytrip deal was found by Cheapflights users on 4/26. 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 4/2710:45 am
BOS
-
CPH
1 stop18h 05m
Air Canada
Tue 5/512:45 pm
CPH
-
BOS
1 stop15h 54m
Air Canada
Deal found 4/26$580
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 8/125:20 pm
BOS
-
CPH
1 stop19h 50m
SWISS
Thu 8/273:00 pm
CPH
-
BOS
1 stop10h 55m
SWISS
Deal found 4/26$583
This flugladen.de deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:40 pm
BOS
-
CPH
2 stops34h 10m
Air Canada
Tue 5/512:45 pm
CPH
-
BOS
2 stops14h 42m
Air Canada
Deal found 4/25$584
This Scandinavian Airlines deal was found by Cheapflights users on 4/26. 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.
Sun 11/85:35 pm
BOS
-
BLL
1 stop11h 00m
Scandinavian Airlines
Wed 11/119:15 pm
BLL
-
BOS
1 stop24h 25m
Scandinavian Airlines
Deal found 4/26$632

Find flight deals from Boston to Denmark

Keep the following information in mind while searching for Boston to Denmark flight deals. Data was last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$553
(Kiwi.com)

One-way from

$229
(Super.com)

Popular in

June

Cheapest in

February

Average price

$617

Good round-trip deal

$636 or less

Good one-way deal

$490 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. 16% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 30, 2026.
Use the filters below to find and compare flights from Boston to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 8/12

6:50 pm-8:55 am

1 stop32h 05m

Kastrup Copenhagen

Wed 8/26

12:15 pm-9:58 pm

2 stops39h 43m

$604

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Thu 10/8

10:50 am-10:50 am

1 stop18h 00m

Kastrup Copenhagen

Tue 10/13

12:45 pm-5:42 pm

2 stops34h 57m

$627

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 8/2

10:50 am-10:35 am

1 stop17h 45m

Kastrup Copenhagen

Mon 8/24

12:15 pm-9:27 pm

1 stop15h 12m

$639

BostonBillund

BOS - BLL

BOSBLL

Boston Logan Intl

Tue 5/12

1:29 pm-11:20 am

2 stops15h 51m

Billund

Tue 5/26

6:40 am-2:55 pm

1 stop14h 15m

$644

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 5/18

5:10 am-10:50 am

1 stop23h 40m

Kastrup Copenhagen

Fri 5/22

7:00 am-1:50 pm

1 stop12h 50m

$649

BostonAarhus

BOS - AAR

BOSAAR

Boston Logan Intl

Thu 10/22

5:50 pm-9:10 am

1 stop9h 20m

Aarhus

Mon 10/26

2:30 pm-4:40 pm

1 stop31h 10m

$677

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 5/18

5:10 am-10:50 am

1 stop23h 40m

Kastrup Copenhagen

Fri 5/22

12:40 pm-11:59 pm

2 stops17h 19m

$683

BostonAalborg

BOS - AAL

BOSAAL

Boston Logan Intl

Sun 8/30

5:40 pm-9:20 am

1 stop9h 40m

Aalborg

Mon 9/7

5:40 pm-3:35 pm

1 stop27h 55m

$688

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 6/7

7:30 am-8:55 am

2 stops19h 25m

Kastrup Copenhagen

Thu 6/18

9:40 am-7:55 pm

1 stop16h 15m

$693

BostonBillund

BOS - BLL

BOSBLL

Boston Logan Intl

Mon 5/25

4:35 pm-9:35 am

1 stop11h 00m

Billund

Mon 6/1

6:00 am-1:05 pm

1 stop13h 05m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 38 resultsSorted by cheapest first
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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

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

The price you pay for your flight from Boston to Denmark may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Boston to Denmark (average of $317). Flying from Boston to Denmark in July is currently the most expensive (average of $1,592). 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 April 30, 2026.

When flying from Boston to Denmark, 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 Denmark delayed?

About 7% of weekly flights between Boston and Denmark have experienced delays in the past year, with the average delay time being 94 minutes.

What is the most punctual flight time for Boston to Denmark flights?

Historically, flights departing in the evening 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 Denmark flights?

Over the last year, Scandinavian Airlines have had the lowest number of delays on this route, with just 7% of flights being delayed.

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 April 30, 2026.
Get a feel of what it's like to fly with Delta,KLM, andScandinavian 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
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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
8,464 reviews
Delta
7.9
Good
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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
7.8
Good
1,512 reviews
Delta
7.9
Good
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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
1,767 reviews
Delta
7.9
Good
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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.
United Airlines
7.4
Good
9,677 reviews
Delta
7.9
Good
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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
7.0
Good
646 reviews
Delta
7.9
Good
8,464 reviews

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

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 20 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 $557, Icelandair can have you in Denmark from Boston in 7h 20m. 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 cheapest airlines to fly from Boston to Denmark one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $192. SWISS flights start at $241 while deals on British Airways start at $250 one-way.

  • 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 - Billund or Boston Logan Intl - Aalborg.

  • 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: Air France (96%), Scandinavian Airlines (96%), Delta( 96%).

  • What are the cheapest flights from Boston to Denmark?

    While on average a flight from Boston to Denmark is generally $1,349, our data shows the cheapest flight currently is $430. When looking at the most popular route, (Boston Logan Intl - Kastrup Copenhagen), you can expect to pay $432 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, September is the cheapest month in which you can book a flight from Boston to Denmark (average of $317). Flying from Boston to Denmark in July is currently the most expensive (average of $1,592). 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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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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$317Average$637FlexibilityNo cancel feeOn-time76%
PLAYCheapest$326Average$488FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$364Average$401FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$385Average$549FlexibilityNo cancel feeOn-time79%
IcelandairCheapest$410Average$529FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$412Average$672FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$416Average$705FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$425Average$503FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$430Average$669FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$447Average$647FlexibilityNo cancel feeOn-time69%

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