$940 Cheap Flights from Cologne (CGN) to Buffalo (BUF)

View $940 flight on Mon, Sep 22, 2025Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Cologne to Buffalo (CGN-BUF)

Prices were available within the past 7 days and start at $940 for one-way flights and $1,035 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,035 Roundtrip, found 3 days ago
$1,035
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,035 found 3 days ago
British Airways
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,130 Roundtrip, found 3 days ago
$1,130
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,130 found 3 days ago
British Airways
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,131 Roundtrip, found 3 days ago
$1,131
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,131 found 3 days ago
Lufthansa
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,143 Roundtrip, found 3 days ago
$1,143
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,143 found 3 days ago
Lufthansa
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,149 Roundtrip, found 3 days ago
$1,149
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,149 found 3 days ago
Lufthansa
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,161 Roundtrip, found 3 days ago
$1,161
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,161 found 3 days ago
Lufthansa
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,167 Roundtrip, found 3 days ago
$1,167
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,167 found 3 days ago
American Airlines
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,188 Roundtrip, found 3 days ago
$1,188
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,188 found 3 days ago
Turkish Airlines
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,474 Roundtrip, found 3 days ago
$1,474
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,474 found 3 days ago
United
Tue, Jun 24 - Tue, Jul 1
CGN
Cologne
BUF
Buffalo
$1,610 Roundtrip, found 3 days ago
$1,610
Roundtrip
found 3 days ago
Select United flight, departing Tue, Jun 24 from Cologne to Buffalo, returning Tue, Jul 1, priced at $1,610 found 3 days ago
Flights from Cologne (CGN) to Buffalo (BUF)
Origin airport
Cologne - Bonn
Destination airport
Buffalo Niagara Intl.
Roundtrip price
$1,034
Distance
3855 mi

Cologne to Buffalo Flights

The cheapest times to fly from Cologne 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 Cologne to Buffalo are during the month of June. You can find some of the cheapest flights from Cologne to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cologne to Buffalo

Sunday is one of the best days to book for cheap flights from Cologne 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 Cologne 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 Cologne to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $940 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 Cologne 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 Cologne 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.

 

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF) cost?
Discover the latest flight deals from CGN to BUF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CGN to BUF?
The cheapest flights from CGN to BUF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CGN to BUF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from CGN to BUF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF)?
There aren't any daily nonstop flights from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from CGN to BUF?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF)?
To avoid potential delays on the Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF) route, aim to travel before 3 PM. Later flights 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 Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until right before your break to book your flight from CGN to BUF often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a CGN to BUF flight and hotel package?
Compared with arranging hotels and flights separately, booking a CGN to BUF flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Buffalo Niagara Intl. Airport (BUF)?
Usually, it's possible to reschedule or cancel your CGN to BUF flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.