$250 Cheap Flights from Buffalo (BUF) to Barcelona (BCN)

View $250 flight on Mon, May 4, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Barcelona El Prat Airport (BCN)

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Cheap Flights from Buffalo to Barcelona (BUF-BCN)

Prices were available within the past 7 days and start at $250 for one-way flights and $484 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Mar 9 - Mon, Mar 16
BUF
Buffalo
BCN
Barcelona
$484 Roundtrip, found 3 days ago
$484
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Mar 9 from Buffalo to Barcelona, returning Mon, Mar 16, priced at $484 found 3 days ago
British Airways
Sun, Apr 12 - Tue, Apr 21
BUF
Buffalo
BCN
Barcelona
$484 Roundtrip, found 2 days ago
$484
Roundtrip
found 2 days ago
Select British Airways flight, departing Sun, Apr 12 from Buffalo to Barcelona, returning Tue, Apr 21, priced at $484 found 2 days ago
Virgin Atlantic
Sun, Apr 12 - Tue, Apr 21
BUF
Buffalo
BCN
Barcelona
$487 Roundtrip, found 2 days ago
$487
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Sun, Apr 12 from Buffalo to Barcelona, returning Tue, Apr 21, priced at $487 found 2 days ago
Iberia
Sun, Apr 12 - Tue, Apr 21
BUF
Buffalo
BCN
Barcelona
$487 Roundtrip, found 2 days ago
$487
Roundtrip
found 2 days ago
Select Iberia flight, departing Sun, Apr 12 from Buffalo to Barcelona, returning Tue, Apr 21, priced at $487 found 2 days ago
Delta
Mon, Mar 9 - Mon, Mar 16
BUF
Buffalo
BCN
Barcelona
$487 Roundtrip, found 3 days ago
$487
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Mar 9 from Buffalo to Barcelona, returning Mon, Mar 16, priced at $487 found 3 days ago
United
Sun, Mar 8 - Thu, Mar 26
BUF
Buffalo
BCN
Barcelona
$487 Roundtrip, found 4 days ago
$487
Roundtrip
found 4 days ago
Select United flight, departing Sun, Mar 8 from Buffalo to Barcelona, returning Thu, Mar 26, priced at $487 found 4 days ago
Air Canada
Tue, Apr 7 - Tue, Apr 14
BUF
Buffalo
BCN
Barcelona
$494 Roundtrip, found 5 days ago
$494
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Apr 7 from Buffalo to Barcelona, returning Tue, Apr 14, priced at $494 found 5 days ago
Lufthansa
Wed, Apr 15 - Wed, Apr 22
BUF
Buffalo
BCN
Barcelona
$500 Roundtrip, found 6 days ago
$500
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, Apr 15 from Buffalo to Barcelona, returning Wed, Apr 22, priced at $500 found 6 days ago
KLM
Mon, Mar 9 - Mon, Mar 16
BUF
Buffalo
BCN
Barcelona
$553 Roundtrip, found 3 days ago
$553
Roundtrip
found 3 days ago
Select KLM flight, departing Mon, Mar 9 from Buffalo to Barcelona, returning Mon, Mar 16, priced at $553 found 3 days ago
JetBlue Airways
Mon, May 4 - Fri, May 8
BUF
Buffalo
BCN
Barcelona
$587 Roundtrip, found 15 hours ago
$587
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Mon, May 4 from Buffalo to Barcelona, returning Fri, May 8, priced at $587 found 15 hours ago

Alternative airports near Barcelona

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

Select flight to Barcelona Intl. BCN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $678
BCN
Barcelona Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $678

Find the cheapest month to fly from Buffalo (BUF) to Barcelona (BCN)

November is typically the cheapest month to fly

From $433 - $1,169 per traveler.
Flights from Buffalo (BUF) to Barcelona (BCN)
Origin airport
Buffalo Niagara Intl.
Destination airport
Barcelona Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$483
Distance
3972 mi

Buffalo to Barcelona Flights

The cheapest times to fly from Buffalo to Barcelona

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

 

The best time to book a flight from Buffalo to Barcelona

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

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 Barcelona in 2026. You can also book with separate airlines for your outbound and return journeys, from $250 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 Barcelona 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 Barcelona 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) cost?
You can find cheap one-way flights from $250 and cheap return flights from $484 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) with Expedia. One-way flights usually range from $492 to $3237, and return flights typically cost between $549 and $6446. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
The cheapest month to fly from BUF to BCN is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
Enter BUF to BCN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
KLM is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to Barcelona Intl. (BCN), with round-trip tickets starting from around $461 with a layover in Hartsfield-Jackson Atlanta Intl. (ATL). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
The earliest flight from Buffalo Niagara International Airport (BUF) to Barcelona International Airport (BCN) usually departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in November, giving you an early start to your travels in Spain. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
The most popular departure times for flights from Buffalo Niagara Intl. (BUF) to Barcelona Intl. (BCN) are in the late afternoon, from 3pm to 6pm. About 34% of passengers prefer this time window. Many major carriers, including American Airlines, Delta, and British Airways, offer flights during this window. This timing works well because it allows you to enjoy a full day in Buffalo before your flight.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
A flight from BUF to BCN with a layover takes around 11 hours 30 minutes, with the route covering approximately 3,972 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
Business class seats are offered on the BUF to BCN route. Airlines that offer business class service on this route include:

  • American Airlines
  • Delta Air Lines
  • United Airlines
  • JetBlue Airways

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Barcelona from Buffalo Niagara Intl. (BUF)?
From Buffalo Niagara Intl. (BUF), you can fly into Barcelona Intl. (BCN) to reach Barcelona. Some flights may connect through major hubs like Washington Dulles Intl. (IAD), O'Hare Intl. (ORD), John F. Kennedy Intl. (JFK) before reaching Barcelona. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) Barcelona Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Barcelona (BCN-Barcelona Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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