$516 Cheap Flights from Helsinki (HEL) to Buffalo (BUF)

View $516 flight on Thu, Nov 6, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Helsinki to Buffalo (HEL-BUF)

Prices were available within the past 7 days and start at $516 for one-way flights and $832 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$832 Roundtrip, found 5 days ago
$832
Roundtrip
found 5 days ago
Select Icelandair flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $832 found 5 days ago
Icelandair
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$832 Roundtrip, found 5 days ago
$832
Roundtrip
found 5 days ago
Select Icelandair flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $832 found 5 days ago
Finnair
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$870 Roundtrip, found 5 days ago
$870
Roundtrip
found 5 days ago
Select Finnair flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $870 found 5 days ago
Turkish Airlines
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$950 Roundtrip, found 5 days ago
$950
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $950 found 5 days ago
Lufthansa
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$951 Roundtrip, found 5 days ago
$951
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $951 found 5 days ago
Delta
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$963 Roundtrip, found 5 days ago
$963
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $963 found 5 days ago
Turkish Airlines
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$965 Roundtrip, found 5 days ago
$965
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $965 found 5 days ago
Lufthansa
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$968 Roundtrip, found 5 days ago
$968
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $968 found 5 days ago
Delta
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$969 Roundtrip, found 5 days ago
$969
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $969 found 5 days ago
Lufthansa
Tue, Oct 7 - Tue, Oct 14
HEL
Helsinki
BUF
Buffalo
$980 Roundtrip, found 5 days ago
$980
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Oct 7 from Helsinki to Buffalo, returning Tue, Oct 14, priced at $980 found 5 days ago
Flights from Helsinki (HEL) to Buffalo (BUF)
Origin airport
Vantaa
Destination airport
Buffalo Niagara Intl.
Roundtrip price
$832
Distance
4118 mi

Helsinki to Buffalo Flights

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

 

The best time to book a flight from Helsinki to Buffalo

Sunday is one of the best days to book for cheap flights from Helsinki 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 Helsinki 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 Helsinki to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $516 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 Helsinki 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 Helsinki 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 Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight from $516 or cheap return flight from $832 from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)?
October is the most affordable month to fly from HEL to BUF. Avoiding peak travel times is often the key to scoring lower fares.
What is the cheapest airline that flies from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from HEL to BUF. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)?
You'll have to take a flight with a layover when traveling from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from HEL to BUF?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)?
Opt for a flight from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF) that takes off before 3 PM to reduce the risk of cancellations. Later departures are on average 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.
Is it cheaper to buy a plane ticket from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your departure to book a ticket from HEL to BUF often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of snagging a bargain.
Is it cheaper to book a HEL to BUF flight and hotel package?
Opting for a HEL to BUF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Buffalo Niagara Intl. Airport (BUF)?
Typically, it's possible to reschedule or cancel your HEL to BUF flight. However, for bookings made more than 24 hours ago, additional charges 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 further details on our Customer Service portal.

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*Available to One Key members.