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$241+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CPH
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 Monday 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 junio 12, 2025.

Round-trip from

$500
(FlightHub)

One-way from

$241
(Mytrip)

Popular in

June

Cheapest in

March

Average price

$764

Good round-trip deal

$575 or less

Good one-way deal

$429 or less
From Boston Logan Intl to Kastrup Copenhagen
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One-way flight from Boston Logan Intl to Kastrup Copenhagen
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Highest demand for flights based on searches. 13% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Kastrup Copenhagen.
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Price to beat on a one-way flight from Boston Logan Intl to Kastrup Copenhagen.
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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 junio 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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.
jue. 8/712:35 pmBOS - CPH
1 stop11h 45mIcelandair
mar. 8/194:45 pmCPH - BOS
1 stop11h 15mIcelandair
Deal found 6/10$500
This United Airlines deal was found by Cheapflights users on 6/11. 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.
lun. 8/188:47 amBOS - CPH
2 stops20h 03mUnited Airlines
lun. 8/2512:25 pmCPH - BOS
2 stops31h 48mUnited Airlines
Deal found 6/11$501
This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/46:05 amBOS - CPH
1 stop18h 25mVirgin Atlantic
lun. 8/119:00 amCPH - BOS
1 stop19h 59mVirgin Atlantic
Deal found 6/10$504
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/15:40 pmBOS - CPH
Nonstop7h 25mScandinavian Airlines
dom. 9/71:25 pmCPH - BOS
Nonstop8h 10mScandinavian Airlines
Deal found 6/11$505
This Gotogate deal was found by Cheapflights users on 6/10. 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.
lun. 9/155:05 pmBOS - CPH
1 stop15h 10mMultiple Airlines
lun. 9/2212:25 pmCPH - BOS
2 stops16h 14mMultiple Airlines
Deal found 6/10$511
This Delta deal was found by Cheapflights users on 6/10. 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.
jue. 8/74:50 pmBOS - CPH
1 stop11h 50mDelta
mié. 8/209:00 amCPH - BOS
1 stop13h 00mDelta
Deal found 6/10$514
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/67:45 pmBOS - CPH
1 stop21h 45mBritish Airways
vie. 8/157:25 amCPH - BOS
1 stop18h 45mBritish Airways
Deal found 6/10$517
This Iberia deal was found by Cheapflights users on 6/10. 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.
sáb. 7/2611:00 pmBOS - CPH
2 stops29h 20mIberia
mar. 9/911:05 amCPH - BOS
1 stop14h 45mIberia
Deal found 6/10$522
This CheapOair deal was found by Cheapflights users on 6/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/207:15 pmBOS - CPH
1 stop10h 20mPLAY
mar. 9/2312:35 pmCPH - BOS
1 stop11h 15mPLAY
Deal found 6/11$528
This Flightnetwork deal was found by Cheapflights users on 6/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2310:20 amBOS - CPH
2 stops16h 35mAir Canada
dom. 10/266:50 amCPH - BOS
2 stops15h 08mAir Canada
Deal found 6/11$533
This Flysmarter deal was found by Cheapflights users on 6/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/274:45 pmBOS - CPH
1 stop9h 50mKLM
mar. 8/58:30 amCPH - BOS
2 stops16h 50mKLM
Deal found 6/11$550
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/137:30 amBOS - CPH
1 stop9h 50mAmerican Airlines
mié. 8/207:20 amCPH - BOS
2 stops15h 59mAmerican Airlines
Deal found 6/11$561

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 junio 12, 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

jue. 8/7

12:35 pm-6:20 am

1 stop11h 45m

Kastrup Copenhagen

mar. 8/19

4:45 pm-10:00 pm

1 stop11h 15m

$500

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

lun. 8/18

8:47 am-10:50 am

2 stops20h 03m

Kastrup Copenhagen

lun. 8/25

12:25 pm-2:13 pm

2 stops31h 48m

$501

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

lun. 8/4

10:00 am-6:30 am

1 stop14h 30m

Kastrup Copenhagen

dom. 8/17

9:00 am-4:00 pm

1 stop13h 00m

$504

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

lun. 9/1

5:40 pm-7:05 am

Nonstop7h 25m

Kastrup Copenhagen

dom. 9/7

1:25 pm-3:35 pm

Nonstop8h 10m

$505

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

lun. 9/15

5:05 pm-2:15 pm

1 stop15h 10m

Kastrup Copenhagen

lun. 9/22

12:25 pm-10:39 pm

2 stops16h 14m

$511

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

mié. 8/6

7:45 pm-11:30 pm

1 stop21h 45m

Kastrup Copenhagen

vie. 8/15

7:25 am-8:10 pm

1 stop18h 45m

$517

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

sáb. 7/26

11:00 pm-10:20 am

2 stops29h 20m

Kastrup Copenhagen

jue. 9/11

11:05 am-7:50 pm

1 stop14h 45m

$522

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

sáb. 9/20

7:15 pm-11:35 am

1 stop10h 20m

Kastrup Copenhagen

mar. 9/23

12:35 pm-5:50 pm

1 stop11h 15m

$528

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

jue. 10/23

10:20 am-8:55 am

2 stops16h 35m

Kastrup Copenhagen

dom. 10/26

6:50 am-4:58 pm

2 stops15h 08m

$533

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

dom. 7/27

4:45 pm-8:35 am

1 stop9h 50m

Kastrup Copenhagen

mar. 8/5

8:30 am-7:20 pm

2 stops16h 50m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 29 results
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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 9, 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 $911). 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 junio 12, 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 junio 12, 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).

Rainfall in Copenhagen by month

Plan your trip to Copenhagen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Copenhagen ranges from 0.8 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Copenhagen when rainfall is around 0.8 in.

Temperature in Copenhagen by month

Plan your trip to Copenhagen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Copenhagen, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Boston to Copenhagen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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?

    Flights from Boston Logan Intl to Kastrup Copenhagen have been viewed 52 times in the past calendar month.

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

    Our cheapest airline available from Boston to Copenhagen is Icelandair. Our recent data shows that you can find tickets from as low as $500 on this airline. Additional options worth looking into are Delta and Scandinavian Airlines, starting at $504 and $505 round-trip. These flights start at 14% 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 $241. Users have also found prices from $258 and $387 on PLAY and United Airlines, 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 $337 on average our data indicates $2,452 when flying from Boston to Copenhagen.

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

    Boston to Copenhagen flights have a layover in Reykjavik most often. Amsterdam is the second most popular location for layovers on flights 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 $66 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Amsterdam?

    Museumplein, Anne Frank Huis, and De Dam are the most popular attractions in Amsterdam if you're in need of something to do during your layover. Those on a layover in Amsterdam interested in visiting Museumplein, Anne Frank Huis, or De Dam can do so by traveling 6.0 mi, 6.8 mi, and 7.0 mi, respectively from Amsterdam Schiphol. Travelers can rent a car at Amsterdam Schiphol for an average daily rate of $40 to make sightseeing during their layover a little easier.

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

    Flights departing from Boston and landing in Copenhagen layover in London least frequently.

  • 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 $911). 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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Kastrup

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Alternative routes for Boston to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Copenhagen flights
Boston to Aalborg flights
Albany to Copenhagen flights
Boston to Billund flights
Albany to Billund flights
Boston to Aarhus flights

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$291Average$391FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$389Average$552FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$427Average$665FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$446Average$738FlexibilityNo cancel feeOn-time76%
SWISSCheapest$472Average$642FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$476Average$614FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$476Average$579FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$495Average$699FlexibilityNo cancel feeOn-time69%
DeltaCheapest$501Average$708FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$520Average$557FlexibilityNo cancel feeOn-time77%

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