£177 Cheap Flights from Boston (BOS) to Copenhagen (CPH)

View £177 flight on Sun, 22 Nov 2026Opens in a new window

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Popular airlines from Logan International Airport (BOS) to Kastrup Airport (CPH)

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Cheap Flights from Boston (BOS) to Copenhagen (CPH)

Prices were available within the past 7 days and start at £177 for one-way flights and £345 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sun, 22 Nov - Mon, 30 Nov
BOS
Boston
CPH
Copenhagen
£345 Return, found 4 days ago
£345
Return
found 4 days ago
Select Icelandair flight, departing Sun, 22 Nov from Boston to Copenhagen, returning Mon, 30 Nov, priced at £345 found 4 days ago
Virgin Atlantic
Sun, 10 May - Thu, 14 May
BOS
Boston
CPH
Copenhagen
£450 Return, found 6 days ago
£450
Return
found 6 days ago
Select Virgin Atlantic flight, departing Sun, 10 May from Boston to Copenhagen, returning Thu, 14 May, priced at £450 found 6 days ago
United
Mon, 5 Oct - Thu, 8 Oct
BOS
Boston
CPH
Copenhagen
£464 Return, found 6 days ago
£464
Return
found 6 days ago
Select United flight, departing Mon, 5 Oct from Boston to Copenhagen, returning Thu, 8 Oct, priced at £464 found 6 days ago
Scandinavian Airlines
Mon, 5 Oct - Thu, 8 Oct
BOS
Boston
CPH
Copenhagen
£464 Return, found 6 days ago
£464
Return
found 6 days ago
Select Scandinavian Airlines flight, departing Mon, 5 Oct from Boston to Copenhagen, returning Thu, 8 Oct, priced at £464 found 6 days ago
TAP Portugal
Thu, 26 Nov - Thu, 3 Dec
BOS
Boston
CPH
Copenhagen
£480 Return, found 1 day ago
£480
Return
found 1 day ago
Select TAP Portugal flight, departing Thu, 26 Nov from Boston to Copenhagen, returning Thu, 3 Dec, priced at £480 found 1 day ago
KLM
Mon, 4 May - Mon, 18 May
BOS
Boston
CPH
Copenhagen
£480 Return, found 3 days ago
£480
Return
found 3 days ago
Select KLM flight, departing Mon, 4 May from Boston to Copenhagen, returning Mon, 18 May, priced at £480 found 3 days ago
Air Canada
Thu, 26 Nov - Thu, 3 Dec
BOS
Boston
CPH
Copenhagen
£493 Return, found 1 day ago
£493
Return
found 1 day ago
Select Air Canada flight, departing Thu, 26 Nov from Boston to Copenhagen, returning Thu, 3 Dec, priced at £493 found 1 day ago
Air France
Wed, 12 Aug - Mon, 17 Aug
BOS
Boston
CPH
Copenhagen
£494 Return, found 4 days ago
£494
Return
found 4 days ago
Select Air France flight, departing Wed, 12 Aug from Boston to Copenhagen, returning Mon, 17 Aug, priced at £494 found 4 days ago
Swiss International Air Lines
Thu, 26 Nov - Thu, 3 Dec
BOS
Boston
CPH
Copenhagen
£494 Return, found 1 day ago
£494
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Thu, 26 Nov from Boston to Copenhagen, returning Thu, 3 Dec, priced at £494 found 1 day ago
Lufthansa
Thu, 26 Nov - Thu, 3 Dec
BOS
Boston
CPH
Copenhagen
£499 Return, found 1 day ago
£499
Return
found 1 day ago
Select Lufthansa flight, departing Thu, 26 Nov from Boston to Copenhagen, returning Thu, 3 Dec, priced at £499 found 1 day ago

Alternative airports near Copenhagen

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kastrup CPH. Cheapest and Closest option available. Average driving time to city centre is 10 minutes. Flights from £627
CPH
Kastrup
CheapestClosest
Average driving time to city centre10 min
Flights from £627

Find the cheapest month to fly from Boston (BOS) to Copenhagen (CPH)

April is typically the cheapest month to fly

From £338 - £644 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) cost?
One-way flights typically cost between £731 and £6,848 and return flights often range between £731 and £6,848. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
January is typically the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup), with average return fares of approximately £731. This is about 19% lower than the average price throughout the year. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) include September and October.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
Enter BOS to CPH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
The best airline to fly with from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) will differ from traveller to traveller. If you like to fly early, SK offers early morning flights. If price is the most important factor, SK typically offers the lowest fares. DL offers the most daily flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
When planning your trip from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup), it's helpful to know that the cheapest months to fly are typically January and October, with average return flight prices around £731. The most popular months for travel, offering plenty of flight options, are September and March. Since there isn't a month that is both cheapest and most popular, you can choose based on your priorities: opt for January or October for the best value, or September or March if having a wide selection of flights is more important to you. This information is based on booking data from the past year.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
There is approximately 1 nonstop flight per day from Boston Logan International (BOS) to Copenhagen Kastrup (CPH). For even more choice, look at flights that include layovers, as there are around 116 connecting flights per day. Some common connection points include John F. Kennedy Intl. (JFK), Pearson Intl. (YYZ), and Pierre Elliott Trudeau Intl. (YUL).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) typically departs at approximately 5:10 AM local time, operated by AC. This is a seasonal service active in May and June. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
You'll typically find the most flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) on a Friday, with around 88 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, American Airlines, and British Airways. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) are in the afternoon, from 3pm to 6pm. About 35% of passengers prefer this time. Many major carriers, including Lufthansa, SWISS and Air Canada, offer flights during this window. This timing works well because it allows you to have a productive morning before heading to the airport, and you'll arrive at your destination ready to start your evening.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
Flying nonstop from BOS to CPH takes around 7 hours 20 minutes, with the route covering approximately 3,660 miles. Flights with a layover typically take 5 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
Select the "Business class" and "First class" filters when looking for BOS to CPH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Copenhagen from Logan Intl. (BOS)?
From Logan Intl. (BOS), you can fly directly into Kastrup (CPH) to reach Copenhagen. Some flights may connect through major hubs like John F. Kennedy Intl. (JFK), Liberty Intl. (EWR), Frankfurt Intl. (FRA) before reaching Copenhagen. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup)?
If you booked your Boston, MA (BOS-Logan Intl.) to Copenhagen (CPH-Kastrup) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Kastrup
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic
Return price
£345
Distance
5855 km
Average flight time
7 hours 20 mins

Book with confidence

Compare flights from Boston to Copenhagen easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to Copenhagen. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kastrup in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Kastrup.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Kastrup (CPH)

The easiest way to view the best deals on flights from Boston to Copenhagen today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Kastrup start at just £345 and range up to £499.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and Copenhagen
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to Copenhagen flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Kastrup for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Boston to Copenhagen easily and book with confidence

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