$323 Cheap Flights from Copenhagen (CPH) to Boston (BOS)

View $323 flight on Wed, Dec 24, 2025Opens in a new window

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

Cheap Flights from Copenhagen to Boston (CPH-BOS)

Prices were available within the past 7 days and start at $323 for one-way flights and $449 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$449 Roundtrip, found 5 days ago
$449
Roundtrip
found 5 days ago
Select Icelandair flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $449 found 5 days ago
TAP Portugal
Tue, Dec 9 - Tue, Jan 13
CPH
Copenhagen
BOS
Boston
$459 Roundtrip, found 19 hours ago
$459
Roundtrip
found 19 hours ago
Select TAP Portugal flight, departing Tue, Dec 9 from Copenhagen to Boston, returning Tue, Jan 13, priced at $459 found 19 hours ago
American Airlines
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$475 Roundtrip, found 5 days ago
$475
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $475 found 5 days ago
British Airways
Tue, Jan 13 - Tue, Jan 27
CPH
Copenhagen
BOS
Boston
$487 Roundtrip, found 22 hours ago
$487
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Jan 13 from Copenhagen to Boston, returning Tue, Jan 27, priced at $487 found 22 hours ago
Scandinavian Airlines
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$489 Roundtrip, found 5 days ago
$489
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $489 found 5 days ago
Swiss International Air Lines
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$501 Roundtrip, found 5 days ago
$501
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $501 found 5 days ago
Air Canada
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$508 Roundtrip, found 5 days ago
$508
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $508 found 5 days ago
Delta
Thu, Feb 12 - Mon, Feb 16
CPH
Copenhagen
BOS
Boston
$508 Roundtrip, found 8 hours ago
$508
Roundtrip
found 8 hours ago
Select Delta flight, departing Thu, Feb 12 from Copenhagen to Boston, returning Mon, Feb 16, priced at $508 found 8 hours ago
Lufthansa
Thu, Feb 5 - Mon, Feb 9
CPH
Copenhagen
BOS
Boston
$509 Roundtrip, found 5 days ago
$509
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Feb 5 from Copenhagen to Boston, returning Mon, Feb 9, priced at $509 found 5 days ago
Iberia
Thu, Feb 26 - Wed, Mar 4
CPH
Copenhagen
BOS
Boston
$522 Roundtrip, found 1 day ago
$522
Roundtrip
found 1 day ago
Select Iberia flight, departing Thu, Feb 26 from Copenhagen to Boston, returning Wed, Mar 4, priced at $522 found 1 day ago

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

March is typically the cheapest month to fly

From $271 - $569 per traveler.

Alternative airports near Boston

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

Select flight to Logan Intl. BOS. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $537
BOS
Logan Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $537

Frequently asked questions

How much does a flight from Kastrup Airport (CPH) to Logan Intl. Airport (BOS) cost?
Grab a cheap one-way flight from $323 or cheap return flight from $449 from Kastrup Airport (CPH) to Logan Intl. Airport (BOS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
February is the most affordable month to fly from CPH to BOS. Traveling outside of peak seasons is often the key to finding better fares.
Which airlines fly direct from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Fly nonstop from Kastrup Airport (CPH) to Logan Intl. Airport (BOS) on a SAS flight.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from CPH to BOS. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
On average, Kastrup Airport (CPH) only has 1 direct flight to Logan Intl. Airport (BOS) per day. For more choices, try Expedia's easy-to-use filters. Enter your preferred travel dates, then select "1 Stop" or "2+ Stops" to discover flights with layovers.
What are the most popular departure times for flights from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Flights between CPH and BOS are their busiest at 1 PM. If you want a more relaxed trip and possibly cheaper fares, choose a departure outside the usual busy windows.
What day of the week has the most flights from CPH to BOS?
Tuesday offers the most flights from Kastrup Airport (CPH) to Logan Intl. Airport (BOS). Consider traveling on this day and you'll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Kastrup Airport (CPH)'s earliest flight to Logan Intl. Airport (BOS) is at approximately 1:15PM UTC+1. With a total travel time of 8h 35m, you'll touch down at around 3:50PM UTC-5.
How long does it take to fly from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Flights from CPH to BOS have an average travel time of 8 hours and 35 minutes. The distance between these two airports is 3,700 mi.
What is the best time to fly from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
To avoid potential delays on the Kastrup Airport (CPH) to Logan Intl. Airport (BOS) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Boston from Kastrup Airport (CPH)?
If you're on a direct flight from Kastrup Airport (CPH) to Boston, Logan Intl. Airport (BOS) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Kastrup Airport (CPH) to Logan Intl. Airport (BOS) last-minute?
Holding off until right before your break to book a ticket from CPH to BOS generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to boost your chances of landing a bargain.
Is it cheaper to book a CPH to BOS flight and hotel package?
You'll typically save money by securing a CPH to BOS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Logan Intl. Airport (BOS)?
Typically, it's possible to cancel or reschedule your CPH to BOS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

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, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$448
Distance
3659 mi
Average flight time
8 hours 25 mins

Book with confidence

Copenhagen to Boston Flights

The cheapest times to fly from Copenhagen to Boston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Copenhagen to Boston are during the month of February. You can find some of the cheapest flights from Copenhagen to Boston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Copenhagen to Boston

Sunday is one of the best days to book for cheap flights from Copenhagen to Boston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Copenhagen to Boston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Copenhagen to Boston in 2025. You can also book with separate airlines for your outbound and return journeys, from $323 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Copenhagen to Boston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Copenhagen to Boston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Copenhagen to Boston Flights

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*Available to One Key members.