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Barcelona-El Prat

$637+ Cheap flights from Buffalo (BUF) to Barcelona-El Prat (BCN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Buffalo to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Barcelona-El Prat (BCN). 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 June 12, 2025.

Round-trip from

$637
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$1,434
From Buffalo to Barcelona-El Prat
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Highest demand for flights based on searches. 27% potential increase in price ($378 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Buffalo to Barcelona-El Prat

Cheapest flights from Buffalo to Barcelona-El Prat
Explore the most affordable flight options available from Buffalo to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 8/244:15 pmBUF - BCN
1 stop10h 45mUnited Airlines
Fri 12/1911:45 amBCN - BUF
1 stop17h 41mUnited Airlines
Deal found 6/9$637
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:07 amBUF - BCN
3 stops18h 43mAir Canada
Sat 10/412:10 pmBCN - BUF
3 stops27h 48mAir Canada
Deal found 6/11$695
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:32 pmBUF - BCN
1 stop13h 33mBritish Airways
Sat 8/2310:45 amBCN - BUF
1 stop17h 07mBritish Airways
Deal found 6/10$697
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:20 amBUF - BCN
2 stops17h 40mDelta
Sat 8/239:30 amBCN - BUF
2 stops19h 29mDelta
Deal found 6/10$702
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/12. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/59:48 amBUF - BCN
2 stops18h 47mTAP AIR PORTUGAL
Sat 10/1110:40 pmBCN - BUF
2 stops28h 20mTAP AIR PORTUGAL
Deal found 6/12$789
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/244:15 pmBUF - BCN
1 stop10h 45mLufthansa
Fri 12/1911:45 amBCN - BUF
1 stop17h 41mLufthansa
Deal found 6/11$836
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:07 amBUF - BCN
2 stops18h 43mMultiple Airlines
Sat 10/412:10 pmBCN - BUF
3 stops27h 48mMultiple Airlines
Deal found 6/11$889
This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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.
Fri 7/253:53 pmBUF - BCN
1 stop14h 02mVirgin Atlantic
Wed 7/309:30 amBCN - BUF
2 stops20h 14mVirgin Atlantic
Deal found 6/10$972
This KLM deal was found by Cheapflights users on 6/10. 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.
Tue 7/111:30 amBUF - BCN
1 stop12h 30mKLM
Sat 7/122:10 pmBCN - BUF
1 stop16h 43mKLM
Deal found 6/10$1,102

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Barcelona-El Prat 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 June 12, 2025.
Use the filters below to find and compare flights from Buffalo to Barcelona-El Prat Airport that are best for you.

Fly from

Buffalo

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/24

4:15 pm-9:00 am

1 stop10h 45m

Barcelona-El Prat

Fri 12/19

11:45 am-11:26 pm

1 stop17h 41m

$637

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 8/12

1:32 pm-9:05 am

1 stop13h 33m

Barcelona-El Prat

Sat 8/23

10:45 am-9:52 pm

1 stop17h 07m

$697

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 8/12

6:20 am-6:00 am

2 stops17h 40m

Barcelona-El Prat

Sat 8/23

9:30 am-10:59 pm

2 stops19h 29m

$702

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/24

4:15 pm-9:00 am

1 stop10h 45m

Barcelona-El Prat

Fri 12/19

11:45 am-11:26 pm

1 stop17h 41m

$836

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 8/12

7:00 am-7:50 am

3 stops18h 50m

Barcelona-El Prat

Sat 8/23

12:10 pm-9:53 am

3 stops27h 43m

$960

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 7/25

3:53 pm-11:55 am

1 stop14h 02m

Barcelona-El Prat

Wed 7/30

9:30 am-11:44 pm

2 stops20h 14m

$972

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/24

7:05 am-7:50 am

3 stops18h 45m

Barcelona-El Prat

Sat 12/20

1:35 pm-11:26 pm

2 stops15h 51m

$979

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 7/1

11:30 am-6:00 am

1 stop12h 30m

Barcelona-El Prat

Sat 7/12

2:10 pm-12:53 am

1 stop16h 43m

$1,102

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from Buffalo to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat 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-El Prat Airport

What is the cheapest month to book a flight from Buffalo to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Barcelona-El Prat Airport (average of $523). Flying from Buffalo to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,062). 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.

What is the cheapest time of day to fly from BUF to BCN?

Find hourly flight availability from Buffalo to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 20% on flights from Buffalo to Barcelona-El Prat Airport by exploring options for tickets in the morning.

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 0.8 in.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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-El Prat. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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.
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

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-El Prat. 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-El Prat?

    Located just 8.3 mi from the city center, Buffalo is the airport most travelers will use when flying to Barcelona-El Prat from Buffalo. Booking flights from Buffalo (BUF) to Barcelona-El Prat should be relatively easy as there are 0 daily outbound flights to Barcelona-El Prat from 5 different airlines.

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

    According to our current data, United Airlines ($637), British Airways ($697), and Delta ($702) offers the cheapest pricing from Buffalo to Barcelona-El Prat Airport. United Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Barcelona-El Prat 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-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Barcelona-El Prat Airport (average of $523). Flying from Buffalo to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,062). 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

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Calella
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

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Top 5 airlines flying from Buffalo to Barcelona-El Prat

Discover the top 5 airlines that operate flights from Buffalo to Barcelona-El Prat. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$560Average$941FlexibilityNo cancel feeOn-time69%
DeltaCheapest$601Average$816FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$610Average$980FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$619Average$1,058FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$700Average$923FlexibilityNo cancel feeOn-time70%

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