How popular is this Boston to Copenhagen flight route?

Flights from Boston Logan Intl to Kastrup Copenhagen have been viewed 51 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 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.

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.

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).

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.

What are the most popular airlines that fly from Boston to Copenhagen?

Before booking your flight from Boston to Copenhagen check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

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

Boston to Copenhagen flights have a layover in Reykjavik most often.

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

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

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.

What is the cheapest day to fly round-trip from Boston to Copenhagen?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Copenhagen. Check prices with Cheapflights to find a great deal for your trip.

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

To save up to 23% on this flight, we recommend booking at least 40 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to Copenhagen from $574 1-2 weeks out and tickets from $729 for flights departing within the next 72 hours.

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

March is one of the best times of the year to fly to Copenhagen from Boston. Prices for March average $585 per person but you can even find prices for as low as $293. The most expensive prices can be found in the month of June. Opting for a March flight can save you 33% on your journey compared to booking in June

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.

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.

$237+ Flights from Boston to Copenhagen

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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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

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

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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 ($92 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in July 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 July 3, 2025.

Wed 11/512:20 pmBOS - CPH

1 stop12h 50mScandinavian Airlines

Fri 12/51:15 pmCPH - BOS

Nonstop8h 35mScandinavian Airlines

Deal found 7/2

$487

Mon 8/48:15 pmBOS - CPH

2 stops16h 05mDelta

Thu 8/149:00 amCPH - BOS

1 stop17h 35mDelta

Deal found 7/2

$489

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

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

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

Wed 12/244:15 pmBOS - CPH

1 stop19h 50mLufthansa

Mon 12/298:55 amCPH - BOS

1 stop15h 40mLufthansa

Deal found 7/2

$496

Tue 7/2912:35 pmBOS - CPH

1 stop11h 45mIcelandair

Mon 8/114:45 pmCPH - BOS

1 stop32h 05mIcelandair

Deal found 7/2

$501

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

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

Mon 7/281:26 pmBOS - CPH

2 stops22h 59mIberia

Wed 9/311:25 amCPH - BOS

1 stop33h 35mIberia

Deal found 7/2

$523

Best flights from Boston to Copenhagen
Discover carefully curated flight deals from Boston to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Wed 11/512:20 pmBOS - CPH

1 stop12h 50mScandinavian Airlines

Fri 12/51:15 pmCPH - BOS

Nonstop8h 35mScandinavian Airlines

Deal found 7/2

$487

Mon 8/48:15 pmBOS - CPH

2 stops16h 05mDelta

Fri 8/159:00 amCPH - BOS

1 stop13h 00mDelta

Deal found 7/2

$489

Thu 7/176:00 amBOS - CPH

1 stop22h 50mAir Canada

Thu 7/2412:45 pmCPH - BOS

1 stop15h 53mAir Canada

Deal found 7/1

$490

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

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

Wed 12/244:15 pmBOS - CPH

1 stop19h 50mLufthansa

Mon 12/298:55 amCPH - BOS

1 stop15h 40mLufthansa

Deal found 7/2

$496

Fri 7/251:26 pmBOS - CPH

2 stops23h 39mIberia

Thu 9/49:35 pmCPH - BOS

1 stop29h 40mIberia

Deal found 7/2

$499

Tue 7/2912:35 pmBOS - CPH

1 stop11h 45mIcelandair

Mon 8/114:45 pmCPH - BOS

1 stop32h 05mIcelandair

Deal found 7/2

$501

Mon 10/612:40 pmBOS - CPH

2 stops24h 30mAustrian Airlines

Fri 10/177:00 amCPH - BOS

1 stop12h 50mAustrian Airlines

Deal found 7/1

$508

Sun 10/59:40 pmBOS - CPH

1 stop10h 35mUnited Airlines

Sun 10/126:50 amCPH - BOS

2 stops15h 32mUnited Airlines

Deal found 7/2

$510

Last-minute flights from Boston to Copenhagen
Discover last-minute flight deals from Boston to Copenhagen. Data last updated July 3, 2025 and is based on user searches.

Tue 7/811:15 amBOS - CPH

1 stop16h 50mDelta

Wed 7/1612:20 pmCPH - BOS

1 stop16h 04mDelta

Deal found 7/3

$492

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

Wed 7/94:45 pmBOS - CPH

1 stop9h 55mKLM

Mon 7/148:15 amCPH - BOS

1 stop11h 20mKLM

Deal found 7/2

$588

Wed 7/98:50 pmBOS - CPH

1 stop10h 05mIcelandair

Wed 7/167:20 amCPH - BOS

1 stop10h 15mIcelandair

Deal found 7/3

$606

Wed 7/95:40 pmBOS - CPH

Nonstop7h 25mScandinavian Airlines

Thu 7/241:25 pmCPH - BOS

Nonstop8h 10mScandinavian Airlines

Deal found 7/1

$638

Wed 7/95:40 pmBOS - CPH

Nonstop7h 25mMultiple Airlines

Thu 7/241:00 pmCPH - BOS

1 stop15h 38mMultiple Airlines

Deal found 7/1

$697

Thu 7/105:50 amBOS - CPH

1 stop19h 20mAir Canada

Fri 7/2512:25 pmCPH - BOS

1 stop15h 31mAir Canada

Deal found 7/2

$512

Thu 7/104:00 pmBOS - CPH

1 stop13h 15mBritish Airways

Wed 7/168:00 pmCPH - BOS

2 stops27h 23mBritish Airways

Deal found 7/1

$619

Wed 7/169:40 amBOS - CPH

2 stops19h 10mUnited Airlines

Wed 7/2312:25 pmCPH - BOS

1 stop11h 35mUnited Airlines

Deal found 7/2

$488

Fri 7/251:26 pmBOS - CPH

2 stops23h 39mIberia

Tue 9/169:25 pmCPH - BOS

2 stops25h 45mIberia

Deal found 7/1

$531

Tue 7/295:40 pmBOS - CPH

Nonstop7h 25mScandinavian Airlines

Thu 9/111:25 pmCPH - BOS

Nonstop8h 10mScandinavian Airlines

Deal found 7/1

$493

Wed 7/3012:35 pmBOS - CPH

1 stop11h 45mIcelandair

Wed 8/67:20 amCPH - BOS

1 stop17h 30mIcelandair

Deal found 7/2

$500

One-way flights from Boston to Copenhagen
Search for one-way flight options from Boston to Copenhagen. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Fri 10/38:50 pmBOS - CPH

1 stop12h 55mIcelandair

Deal found 7/2

$237

Wed 8/2710:34 amBOS - CPH

3 stops23h 11mMultiple Airlines

Deal found 7/2

$255

Fri 7/1110:45 pmBOS - CPH

1 stop31h 10mTAP AIR PORTUGAL

Deal found 7/2

$261

Fri 8/156:55 pmBOS - CPH

2 stops30h 15mAir Canada

Deal found 7/1

$324

Tue 9/98:25 amBOS - CPH

2 stops17h 05mUnited Airlines

Deal found 7/2

$327

Sun 7/275:56 pmBOS - CPH

2 stops16h 19mFinnair

Deal found 7/2

$340

Sun 7/271:26 pmBOS - CPH

2 stops14h 59mIberia

Deal found 7/2

$341

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

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

The best insider tips for Boston to Copenhagen flights

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.

CPH

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

Our travel experts

Paul Rubio

Expert on BOS

John Walton

Expert on CPH

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?

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?

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?

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

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

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.

Delta

8.0

Very good

7,982 reviews

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

7,982 reviews

Delta

8.0

Very good

7,982 reviews

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

809 reviews

Delta

8.0

Very good

7,982 reviews

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!

Finnair

7.6

Good

1,306 reviews

Delta

8.0

Very good

7,982 reviews

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

8,861 reviews

Delta

8.0

Very good

7,982 reviews

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!

Scandinavian Airlines

7.3

Good

1,416 reviews

Delta

8.0

Very good

7,982 reviews

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

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 51 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 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?
Boston to Copenhagen flights have a layover in Reykjavik most often.
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?
Flights departing from Boston and landing in Copenhagen layover in Amsterdam 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 $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

Kastrup

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boston to Copenhagen

Boston to Billund flights

Albany to Copenhagen flights

Hartford to Copenhagen flights

Albany to Billund flights

Boston to Aalborg flights

Boston to Aarhus flights

Other flights to Copenhagen

Top 10 airlines flying from Boston to Copenhagen

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$290	Average$391	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$387	Average$553	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$425	Average$670	FlexibilityNo cancel fee	On-time77%
Lufthansa	Cheapest$446	Average$732	FlexibilityNo cancel fee	On-time76%
SWISS	Cheapest$459	Average$636	FlexibilityNo cancel fee	On-time79%
American Airlines	Cheapest$476	Average$614	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$476	Average$578	FlexibilityNo cancel fee	On-time70%
Delta	Cheapest$487	Average$723	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$495	Average$699	FlexibilityNo cancel fee	On-time69%
Air France	Cheapest$508	Average$549	FlexibilityNo cancel fee	On-time77%

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$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.

Find cheap flights from Boston to Copenhagen with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Boston to Copenhagen

Cheapest flights from Boston to CopenhagenExplore 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.

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.

Cheapflights Fare Finder

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

The best insider tips for Boston to Copenhagen flights

Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Copenhagen trip

Airports

BOS

CPH

Our travel experts

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.

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.

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

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.

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.

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.

Reviews of airlines servicing Copenhagen

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.

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?

How popular is this Boston to Copenhagen flight route?

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

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

What are the cheapest flights 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?

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?

How can I find direct flights from Boston to Copenhagen?

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

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

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Alternative routes for Boston to Copenhagen

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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.