Barcelona

$438+ Cheap flights from Buffalo (BUF) to Barcelona

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
May 1 — May 81
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Cheap flight deals from Buffalo to Barcelona

Cheapest flights from Buffalo to Barcelona
Explore the most affordable flight options available from Buffalo to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2026.

This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:44 pm
BUF
-
BCN
1 stop11h 36m
United Airlines
Wed 12/91:35 pm
BCN
-
BUF
2 stops33h 12m
United Airlines
Deal found 3/28$697
This eDestinos deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:59 pm
BUF
-
BCN
2 stops20h 16m
Turkish Airlines
Wed 4/297:40 am
BCN
-
BUF
2 stops19h 45m
Turkish Airlines
Deal found 3/27$706
This KLM deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/71:15 pm
BUF
-
BCN
2 stops13h 35m
Multiple Airlines
Wed 12/910:15 am
BCN
-
BUF
1 stop19h 35m
Multiple Airlines
Deal found 3/27$721
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/314:00 pm
BUF
-
BCN
1 stop11h 00m
United Airlines
Thu 1/141:35 pm
BCN
-
BUF
2 stops36h 56m
United Airlines
Deal found 3/28$747
This eDestinos deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:00 am
BUF
-
BCN
2 stops23h 50m
Virgin Atlantic
Wed 4/2911:00 am
BCN
-
BUF
1 stop18h 37m
Virgin Atlantic
Deal found 3/27$752
This Virgin Atlantic deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:00 am
BUF
-
BCN
1 stop19h 00m
Virgin Atlantic
Thu 1/1410:15 am
BCN
-
BUF
1 stop19h 35m
Virgin Atlantic
Deal found 3/28$767
This Expedia deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:00 am
BUF
-
BCN
2 stops33h 10m
Multiple Airlines
Tue 5/198:00 am
BCN
-
BUF
2 stops20h 32m
Multiple Airlines
Deal found 3/28$770

Find flight deals from Buffalo to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 1, 2026.

Round-trip from

$706
(eDestinos)

One-way from

$438
(Priceline)

Popular in

March

Cheapest in

December

Average price

$854
From Buffalo to Barcelona
One-way flight from Buffalo to Barcelona
Highest demand for flights based on searches. 11% potential increase in price ($110 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Barcelona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2026.
Use the filters below to find and compare flights from Buffalo to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

3:08 pm-8:20 am

1 stop11h 12m

Barcelona-El Prat

Wed 9/2

11:15 am-11:52 pm

1 stop18h 37m

$773

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

10:54 am-7:10 pm

2 stops26h 16m

Barcelona-El Prat

Fri 9/11

6:00 am-9:08 pm

2 stops21h 08m

$803

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

3:50 pm-12:50 pm

2 stops15h 00m

Barcelona-El Prat

Wed 9/2

11:00 am-11:03 pm

2 stops18h 03m

$808

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/26

2:54 pm-8:20 am

1 stop11h 26m

Barcelona-El Prat

Sun 5/3

3:15 pm-9:40 am

1 stop24h 25m

$833

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

11:15 am-9:00 am

2 stops15h 45m

Barcelona-El Prat

Fri 9/11

11:00 am-11:58 pm

1 stop18h 58m

$837

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 4/13

7:00 am-8:45 am

1 stop19h 45m

Barcelona-El Prat

Wed 4/29

11:00 am-11:37 pm

1 stop18h 37m

$858

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

6:00 am-9:20 am

2 stops21h 20m

Barcelona-El Prat

Fri 9/11

11:15 am-11:52 pm

1 stop18h 37m

$864
Cheapest one-way

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 5/5

2:28 pm-9:45 am

1 stop13h 17m

$438

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sat 4/11

7:31 pm-11:55 am

3 stops58h 24m

$447

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/23

6:00 am-10:20 am

2 stops22h 20m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Buffalo to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Buffalo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Barcelona

What is the cheapest month to book a flight from Buffalo to Barcelona?

Currently, December is the cheapest month in which you can book a flight from Buffalo to Barcelona (average of $157). Flying from Buffalo to Barcelona in May is currently the most expensive (average of $788). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Buffalo to Barcelona?

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona. Reviews last updated April 1, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andJetBlue from Buffalo to Barcelona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Buffalo to Barcelona?

    If you book a flight to Barcelona from Buffalo, you will be flying from Buffalo, which is the city’s only airport. Buffalo (BUF) is located 8.3 mi from the center of Buffalo. There are 0 flights from Buffalo to Barcelona per day from 6 different airlines.

  • How long is the flight from Buffalo to Barcelona?

    There are many flights that can get you from Buffalo to Barcelona in 11h 12m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 3970 mi.

  • What are the cheapest airlines flying from Buffalo to Barcelona round-trip?

    Our cheapest airline available from Buffalo to Barcelona is JetBlue. Our recent data shows that you can find tickets from as low as $137 on this airline. Additional options worth looking into are Delta and British Airways, starting at $155 and $466 round-trip. JetBlue is currently priced 84% below the average price you’ll pay for this route.

  • Can I find deals for flights from Buffalo to Barcelona that include hotel bookings?

    Yes. In addition to deals on Buffalo to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Barcelona.

  • Can I find deals for business class flights from Buffalo to Barcelona?

    Yes. Cheapflights offers flight deals from Buffalo to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to Barcelona?

    Currently, December is the cheapest month in which you can book a flight from Buffalo to Barcelona (average of $157). Flying from Buffalo to Barcelona in May is currently the most expensive (average of $788). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Buffalo to Barcelona

Discover the top 6 airlines that operate flights from Buffalo to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$137Average$788FlexibilityNo cancel feeOn-time62%
DeltaCheapest$155Average$880FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$466Average$894FlexibilityNo cancel feeOn-time70%
KLMCheapest$513Average$662FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$582Average$901FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$807Average$879FlexibilityNo cancel feeOn-time71%

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