$348 Cheap Flights from Buffalo (BUF) to Helsinki (HEL)

View $348 flight on Sun, Jan 10, 2027Opens in a new window

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

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Cheap Flights from Buffalo to Helsinki (BUF-HEL)

Prices were available within the past 7 days and start at $348 for one-way flights and $523 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 29 - Tue, Oct 20
BUF
Buffalo
HEL
Helsinki
$523 Roundtrip, found 6 days ago
$523
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 29 from Buffalo to Helsinki, returning Tue, Oct 20, priced at $523 found 6 days ago
United
Wed, Oct 28 - Wed, Nov 18
BUF
Buffalo
HEL
Helsinki
$524 Roundtrip, found 6 days ago
$524
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 28 from Buffalo to Helsinki, returning Wed, Nov 18, priced at $524 found 6 days ago
United
Tue, Oct 6 - Tue, Oct 27
BUF
Buffalo
HEL
Helsinki
$530 Roundtrip, found 6 days ago
$530
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 6 from Buffalo to Helsinki, returning Tue, Oct 27, priced at $530 found 6 days ago
United
Tue, Oct 13 - Tue, Nov 3
BUF
Buffalo
HEL
Helsinki
$535 Roundtrip, found 6 days ago
$535
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 13 from Buffalo to Helsinki, returning Tue, Nov 3, priced at $535 found 6 days ago
United
Mon, Oct 12 - Tue, Oct 27
BUF
Buffalo
HEL
Helsinki
$542 Roundtrip, found 6 days ago
$542
Roundtrip
found 6 days ago
Select United flight, departing Mon, Oct 12 from Buffalo to Helsinki, returning Tue, Oct 27, priced at $542 found 6 days ago
American Airlines
Tue, Mar 31 - Thu, Apr 30
BUF
Buffalo
HEL
Helsinki
$565 Roundtrip, found 5 days ago
$565
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Mar 31 from Buffalo to Helsinki, returning Thu, Apr 30, priced at $565 found 5 days ago
United
Tue, Sep 29 - Mon, Oct 19
BUF
Buffalo
HEL
Helsinki
$573 Roundtrip, found 6 days ago
$573
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 29 from Buffalo to Helsinki, returning Mon, Oct 19, priced at $573 found 6 days ago
Delta
Wed, Oct 28 - Fri, Nov 13
BUF
Buffalo
HEL
Helsinki
$579 Roundtrip, found 6 days ago
$579
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Oct 28 from Buffalo to Helsinki, returning Fri, Nov 13, priced at $579 found 6 days ago
British Airways
Wed, Oct 14 - Fri, Oct 30
BUF
Buffalo
HEL
Helsinki
$591 Roundtrip, found 6 days ago
$591
Roundtrip
found 6 days ago
Select British Airways flight, departing Wed, Oct 14 from Buffalo to Helsinki, returning Fri, Oct 30, priced at $591 found 6 days ago
Lufthansa
Sat, Oct 24 - Fri, Nov 6
BUF
Buffalo
HEL
Helsinki
$594 Roundtrip, found 6 days ago
$594
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sat, Oct 24 from Buffalo to Helsinki, returning Fri, Nov 6, priced at $594 found 6 days ago

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Alternative airports near Helsinki

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

Select flight to Vantaa HEL. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $708
HEL
Vantaa
Cheapest
Average driving time to city center22 min
Flights from $708

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL) cost?
Get a cheap one-way flight from $348 or cheap return flight from $523 from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL) 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 Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL)?
September is the cheapest month to fly from BUF to HEL. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BUF to HEL flight.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL)?
You'll have to catch a flight with a layover if you're traveling from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from BUF to HEL?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based 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 Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL)?
Choose a flight from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this 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 Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL) last-minute?
Last-minute bookings from BUF to HEL are generally more expensive. For the best prices, start looking for flights well ahead of time. That being said, if you're flexible with your travel plans, you may find a cheap fare right before your journey.
Is it cheaper to book a BUF to HEL flight and hotel package?
You can save money by securing a BUF to HEL 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. After choosing your ideal accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Vantaa Airport (HEL)?
You can usually reschedule or cancel your BUF to HEL flight. However, if the booking was 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 whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Vantaa
Airlines serving
Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$522
Distance
4118 mi

Book with confidence

Buffalo to Helsinki Flights

The cheapest times to fly from Buffalo to Helsinki

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

 

The best time to book a flight from Buffalo to Helsinki

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

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 Buffalo to Helsinki in 2026. You can also book with separate airlines for your outbound and return journeys, from $348 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 Buffalo to Helsinki 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 Buffalo to Helsinki 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.

 

Buffalo to Helsinki Flights

*Flight schedules are subject to change.

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