$345 Cheap Flights from Copenhagen (CPH) to Buffalo (BUF)

View $345 flight on Fri, Oct 2, 2026Opens in a new window

Popular airlines from Copenhagen Airport, Kastrup (CPH) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Copenhagen to Buffalo (CPH-BUF)

Prices were available within the past 7 days and start at $345 for one-way flights and $581 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$581 Roundtrip, found 1 day ago
$581
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $581 found 1 day ago
American Airlines
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$600 Roundtrip, found 1 day ago
$600
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $600 found 1 day ago
American Airlines
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$602 Roundtrip, found 1 day ago
$602
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $602 found 1 day ago
American Airlines
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$604 Roundtrip, found 1 day ago
$604
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $604 found 1 day ago
Finnair
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$628 Roundtrip, found 1 day ago
$628
Roundtrip
found 1 day ago
Select Finnair flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $628 found 1 day ago
Finnair
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$630 Roundtrip, found 1 day ago
$630
Roundtrip
found 1 day ago
Select Finnair flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $630 found 1 day ago
American Airlines
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$641 Roundtrip, found 1 day ago
$641
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $641 found 1 day ago
British Airways
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$642 Roundtrip, found 1 day ago
$642
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $642 found 1 day ago
Delta
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$661 Roundtrip, found 1 day ago
$661
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $661 found 1 day ago
KLM
Sat, Jan 24 - Tue, Jan 27
CPH
Copenhagen
BUF
Buffalo
$689 Roundtrip, found 1 day ago
$689
Roundtrip
found 1 day ago
Select KLM flight, departing Sat, Jan 24 from Copenhagen to Buffalo, returning Tue, Jan 27, priced at $689 found 1 day ago

Frequently asked questions

How much does a flight from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight from $345 or cheap return flight from $581 from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from CPH to BUF is January, when there's less demand. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF)?
To find the cheapest airline that'll fly you from CPH to BUF, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF)?
There aren't any daily direct flights available from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from CPH to BUF?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF)?
To avoid possible delays on the Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF) route, travel before 3 PM. Departures after this time have a 22% higher chance of being 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.
Is it cheaper to buy a plane ticket from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute fares from CPH to BUF are generally more expensive. To lock in the cheapest rates, start searching for flights ahead of time. That being said, if you're flexible with your travel plans, you may find a cheap ticket right before your journey.
Is it cheaper to book a CPH to BUF flight and hotel package?
You can save money by securing a CPH to BUF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Kastrup Airport (CPH) to Buffalo Niagara Intl. Airport (BUF)?
In most instances, you can cancel or modify your CPH to BUF flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Origin airport
Kastrup
Destination airport
Buffalo Niagara Intl.
Airlines serving
Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$580
Distance
3902 mi

Book with confidence

Copenhagen to Buffalo Flights

The cheapest times to fly from Copenhagen to Buffalo

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 Buffalo are during the month of January. You can find some of the cheapest flights from Copenhagen to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Copenhagen to Buffalo

Sunday is one of the best days to book for cheap flights from Copenhagen to Buffalo: 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 Buffalo

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 Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $345 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 Buffalo 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 Buffalo 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 Buffalo Flights

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