£289 Cheap Flights from Copenhagen (CPH) to Boston (BOS)

View £289 flight on Wed, 2 Sept 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £289 for one-way flights and £375 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, 3 Jun - Sat, 13 Jun
CPH
Copenhagen
BOS
Boston
£375 Return, found 2 days ago
£375
Return
found 2 days ago
Select British Airways flight, departing Wed, 3 Jun from Copenhagen to Boston, returning Sat, 13 Jun, priced at £375 found 2 days ago
Icelandair
Sat, 16 May - Sun, 24 May
CPH
Copenhagen
BOS
Boston
£391 Return, just found
£391
Return
just found
Select Icelandair flight, departing Sat, 16 May from Copenhagen to Boston, returning Sun, 24 May, priced at £391 just found
TAP Portugal
Tue, 20 Oct - Fri, 30 Oct
CPH
Copenhagen
BOS
Boston
£462 Return, found 7 hours ago
£462
Return
found 7 hours ago
Select TAP Portugal flight, departing Tue, 20 Oct from Copenhagen to Boston, returning Fri, 30 Oct, priced at £462 found 7 hours ago
KLM
Mon, 1 Jun - Thu, 11 Jun
CPH
Copenhagen
BOS
Boston
£483 Return, found 4 days ago
£483
Return
found 4 days ago
Select KLM flight, departing Mon, 1 Jun from Copenhagen to Boston, returning Thu, 11 Jun, priced at £483 found 4 days ago
Lufthansa
Wed, 16 Sept - Sun, 20 Sept
CPH
Copenhagen
BOS
Boston
£488 Return, found 9 hours ago
£488
Return
found 9 hours ago
Select Lufthansa flight, departing Wed, 16 Sept from Copenhagen to Boston, returning Sun, 20 Sept, priced at £488 found 9 hours ago
Swiss International Air Lines
Thu, 24 Sept - Sun, 27 Sept
CPH
Copenhagen
BOS
Boston
£491 Return, found 5 days ago
£491
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, 24 Sept from Copenhagen to Boston, returning Sun, 27 Sept, priced at £491 found 5 days ago
Air Canada
Fri, 5 Jun - Mon, 15 Jun
CPH
Copenhagen
BOS
Boston
£497 Return, found 2 hours ago
£497
Return
found 2 hours ago
Select Air Canada flight, departing Fri, 5 Jun from Copenhagen to Boston, returning Mon, 15 Jun, priced at £497 found 2 hours ago
Austrian Airlines
Tue, 20 Oct - Fri, 30 Oct
CPH
Copenhagen
BOS
Boston
£501 Return, found 7 hours ago
£501
Return
found 7 hours ago
Select Austrian Airlines flight, departing Tue, 20 Oct from Copenhagen to Boston, returning Fri, 30 Oct, priced at £501 found 7 hours ago
United
Wed, 10 Jun - Wed, 17 Jun
CPH
Copenhagen
BOS
Boston
£516 Return, found 1 day ago
£516
Return
found 1 day ago
Select United flight, departing Wed, 10 Jun from Copenhagen to Boston, returning Wed, 17 Jun, priced at £516 found 1 day ago
Air France
Tue, 18 Aug - Wed, 26 Aug
CPH
Copenhagen
BOS
Boston
£518 Return, found 6 hours ago
£518
Return
found 6 hours ago
Select Air France flight, departing Tue, 18 Aug from Copenhagen to Boston, returning Wed, 26 Aug, priced at £518 found 6 hours ago

Frequently asked questions

Which airlines fly direct from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
Enter CPH to BOS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
To find a cheap flight from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.), 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
The best airline to fly with from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) 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. BA offers the most daily flights from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.), 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
There is approximately 1 nonstop flight per day from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.). For even more choice, look at flights that include layovers. You'll find around 71 connecting flights per day. Some common connection points include Heathrow (LHR), Vantaa (HEL), and Frankfurt Intl. (FRA).
What is the earliest flight from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
The earliest flight from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) typically departs at approximately 5:45 AM local time, operated by SK and DL. This is a seasonal service active in December. An early departure like this can help you 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
If you're flying from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.), you'll typically find the most flights on a Saturday, with around 66 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Lufthansa, SAS, and British Airways. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
The most popular departure times for flights from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) are in the early morning, from 6am to 9am. About 34% of passengers prefer this time window. Many major carriers, including Lufthansa, British Airways and American Airlines, offer flights during this window. This timing works well because it allows you to start your journey early and arrive in Boston with plenty of time to settle in.
How long does it take to fly from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
Direct flights from CPH to BOS usually take about 8 hours 20 minutes, traveling roughly 3,660 miles. If you opt for a connecting flight, expect to add around 5 hours 10 minutes to your journey. 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
Select the "Business class" and "First class" filters when looking for CPH to BOS 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) flight with Expedia?
It's easy to earn miles on a Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) 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 Boston from Kastrup (CPH)?
From Kastrup (CPH), you can fly directly into Logan Intl. (BOS) to reach Boston. Some flights may connect through major hubs like Heathrow (LHR), Frankfurt Intl. (FRA), Humberto Delgado (LIS) before reaching Boston. 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) at the last minute?
Typically, booking a last minute flight from Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) flight and hotel package?
Securing a Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) 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 Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.)?
If you booked your Copenhagen (CPH-Kastrup) to Boston, MA (BOS-Logan Intl.) 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
Kastrup
Destination airport
Logan Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Return price
£375
Distance
5855 km
Average flight time
8 hours 10 mins

Book with confidence

Compare flights from Copenhagen to Boston easily and book with confidence

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

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 Kastrup (CPH) to Logan Intl. (BOS)

The easiest way to view the best deals on flights from Copenhagen to Boston 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 Kastrup to Logan Intl. start at just £375 and range up to £651.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Kastrup to Logan Intl. 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 Copenhagen to Boston easily and book with confidence

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