Copenhagen

$237+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
Jul 8 — Jul 151
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Cheapflights Tip: The best prices from Boston Logan Intl to Kastrup Copenhagen are usually found in March or October, booked 39 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

Cheap 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 July 3, 2025.

Round-trip from

$487
(FlightHub)

One-way from

$237
(oojo)

Popular in

June

Cheapest in

March

Average price

$638

Good round-trip deal

$527 or less

Good one-way deal

$417 or less
From Boston Logan Intl to Kastrup Copenhagen
One-way flight from Boston Logan Intl to Kastrup Copenhagen
Highest demand for flights based on searches. 13% potential increase in price ($92 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Boston Logan Intl to Kastrup Copenhagen.
Price to beat on a one-way flight from Boston Logan Intl to Kastrup Copenhagen.

Find flight deals from Boston to Copenhagen

Cheapest flights from Boston to Copenhagen
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 July 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/2. 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.
Wed 11/512:20 pmBOS - CPH
1 stop12h 50mScandinavian Airlines
Fri 12/51:15 pmCPH - BOS
Nonstop8h 35mScandinavian Airlines
Deal found 7/2$487
This Delta deal was found by Cheapflights users on 7/2. 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.
Mon 8/48:15 pmBOS - CPH
2 stops16h 05mDelta
Thu 8/149:00 amCPH - BOS
1 stop17h 35mDelta
Deal found 7/2$489
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Wed 7/96:00 amBOS - CPH
1 stop22h 50mUnited Airlines
Tue 7/1512:45 pmCPH - BOS
1 stop15h 53mUnited Airlines
Deal found 7/2$490
This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/86:32 amBOS - CPH
2 stops21h 23mBritish Airways
Fri 8/152:00 pmCPH - BOS
1 stop12h 28mBritish Airways
Deal found 7/2$492
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/179:26 amBOS - CPH
1 stop19h 49mAmerican Airlines
Mon 8/252:00 pmCPH - BOS
2 stops15h 44mAmerican Airlines
Deal found 7/1$494
This Lufthansa deal was found by Cheapflights users on 7/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:15 pmBOS - CPH
1 stop19h 50mLufthansa
Mon 12/298:55 amCPH - BOS
1 stop15h 40mLufthansa
Deal found 7/2$496
This Icelandair deal was found by Cheapflights users on 7/2. 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.
Tue 7/2912:35 pmBOS - CPH
1 stop11h 45mIcelandair
Mon 8/114:45 pmCPH - BOS
1 stop32h 05mIcelandair
Deal found 7/2$501
This Austrian Airlines deal was found by Cheapflights users on 7/1. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/612:40 pmBOS - CPH
2 stops28h 00mAustrian Airlines
Mon 10/137:00 amCPH - BOS
1 stop12h 50mAustrian Airlines
Deal found 7/1$508
This Air Canada deal was found by Cheapflights users on 6/30. 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 8/1210:20 amBOS - CPH
2 stops24h 00mAir Canada
Fri 8/2212:25 pmCPH - BOS
2 stops40h 13mAir Canada
Deal found 6/30$511
This Iberia deal was found by Cheapflights users on 7/2. 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.
Mon 7/281:26 pmBOS - CPH
2 stops22h 59mIberia
Wed 9/311:25 amCPH - BOS
1 stop33h 35mIberia
Deal found 7/2$523

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 July 3, 2025.
Use the filters below to find and compare flights from Boston to Copenhagen that are best for you.

Fly from

Boston

Fly to

Copenhagen

Route

Depart

Return

Price

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 11/5

12:20 pm-7:10 am

1 stop12h 50m

Kastrup Copenhagen

Fri 12/5

1:15 pm-3:50 pm

Nonstop8h 35m

$487

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 8/4

8:15 pm-6:20 pm

2 stops16h 05m

Kastrup Copenhagen

Thu 8/14

9:00 am-8:35 pm

1 stop17h 35m

$489

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Thu 7/17

6:00 am-10:50 am

1 stop22h 50m

Kastrup Copenhagen

Thu 7/24

12:45 pm-10:38 pm

1 stop15h 53m

$490

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Fri 8/8

6:32 am-9:55 am

2 stops21h 23m

Kastrup Copenhagen

Fri 8/15

2:00 pm-8:28 pm

1 stop12h 28m

$492

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 8/17

9:26 am-11:15 am

1 stop19h 49m

Kastrup Copenhagen

Mon 8/25

2:00 pm-11:44 pm

2 stops15h 44m

$494

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 12/24

4:15 pm-6:05 pm

1 stop19h 50m

Kastrup Copenhagen

Mon 12/29

8:55 am-6:35 pm

1 stop15h 40m

$496

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Fri 7/25

1:26 pm-7:05 pm

2 stops23h 39m

Kastrup Copenhagen

Thu 9/4

9:35 pm-9:15 pm

1 stop29h 40m

$499

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Tue 7/29

12:35 pm-6:20 am

1 stop11h 45m

Kastrup Copenhagen

Mon 8/11

4:45 pm-6:50 pm

1 stop32h 05m

$501

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 10/6

12:40 pm-7:10 pm

2 stops24h 30m

Kastrup Copenhagen

Fri 10/17

7:00 am-1:50 pm

1 stop12h 50m

$508

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 10/5

9:40 pm-2:15 pm

1 stop10h 35m

Kastrup Copenhagen

Sun 10/12

6:50 am-4:22 pm

2 stops15h 32m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 17 results
1
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The best insider tips for Boston to Copenhagen flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Copenhagen trip
Airports
BOS

Use the FlyLogan App to pre-order food and access premium Wi-Fi at BOS, saving time before your flight to CPH.

Read more about BOSby Paul Rubio
CPH

The Metro is the easiest way to reach Copenhagen from CPH, with trains every 5 minutes during the day.

Read more about CPHby John Walton
Our travel experts
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
John Walton

John Walton

Expert on CPH

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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
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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Copenhagen. Price data was last updated on June 27, 2025.

Booking 39 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, November is the cheapest month in which you can book a flight from Boston to Copenhagen (average of $523). Flying from Boston to Copenhagen in June is currently the most expensive (average of $915). 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 July 3, 2025.

When flying from Boston to Copenhagen, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight at noon.

What is the cheapest day to fly from Boston to Copenhagen?

Use this chart to determine the cheapest time to fly round-trip from Boston to Copenhagen. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Copenhagen flight should consider departing on Saturday evenings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Copenhagen

Explore weekly flight availability from Boston to Copenhagen. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from BOS to CPH are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 July 3, 2025.
Read reviews from past customers who have flown Delta, Austrian Airlines, and Finnair 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.
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.
  • What airports do I use to fly from Boston to Copenhagen?

    If you wish to fly to Copenhagen from Boston, then you need to book flights from Boston Logan Intl to Kastrup Copenhagen. There are 2 flights from Logan Intl (BOS) to Kastrup Copenhagen (CPH) per day to choose from. Flights to Copenhagen from Logan Intl are available from 12 different airlines, which means you should have some options if you want to compare airfare deals. 7h 25m is how long a nonstop flight from Boston to Kastrup Copenhagen typically takes.

  • How popular is this Boston to Copenhagen flight route?

  • What are the cheapest airlines flying from Boston to Copenhagen round-trip?

    Our cheapest airline available from Boston to Copenhagen is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $487 on this airline. Additional options worth looking into are Delta and Air Canada, starting at $489 and $490 round-trip. These flights start at 16% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Copenhagen one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $237. Users have also found prices from $261 and $324 on TAP AIR PORTUGAL and Air Canada, respectively.

  • What are the cheapest flights from Boston to Copenhagen?

    Looking at all options, your cheapest flight can be booked for $371. While the most popular route (Boston Logan Intl - Kastrup Copenhagen) can be booked for $362 on average our data indicates $2,772 when flying from Boston to Copenhagen.

  • Where are the most common layover locations when flying from Boston to Copenhagen?

  • What are some popular things to do or see while on a layover in Reykjavik?

    If you're on a layover in Reykjavik and looking for things to do, consider visiting Hallgrímskirkja, Harpa, or Laugardalslaug Geothermal Pool. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool can be visited by traveling about 23.2 mi, 23.3 mi, and 24.6 mi respectively from Reykjavik Keflavik Intl. Travelers can rent a car at Reykjavik Keflavik Intl for an average daily rate of $76 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Boston to Copenhagen flights?

  • 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, November is the cheapest month in which you can book a flight from Boston to Copenhagen (average of $523). Flying from Boston to Copenhagen in June is currently the most expensive (average of $915). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Kastrup

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Alternative routes for Boston to Copenhagen

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$290Average$391FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$387Average$553FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$425Average$670FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$446Average$732FlexibilityNo cancel feeOn-time76%
SWISSCheapest$459Average$636FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$476Average$614FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$476Average$578FlexibilityNo cancel feeOn-time70%
DeltaCheapest$487Average$723FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$495Average$699FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$508Average$549FlexibilityNo cancel feeOn-time77%

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