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Barcelona-El Prat

$445+ Cheap flights from Buffalo (BUF) to Barcelona-El Prat (BCN)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$678
(KLM)

One-way from

$445
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,050
Provider with most accurate pricing for Buffalo-Barcelona-El Prat flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Barcelona-El Prat flights.
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From Buffalo to Barcelona-El Prat
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One-way flight from Buffalo to Barcelona-El Prat
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Highest demand for flights based on searches. 25% potential increase in price ($335 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 15, 2025.

This KLM deal was found by Cheapflights users on 4/14. 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.
Wed 9/103:58 pmBUF - BCN
1 stop13h 57mKLM
Wed 9/249:20 amBCN - BUF
2 stops15h 35mKLM
Deal found 4/14$678
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:14 amBUF - BCN
1 stop18h 51mAmerican Airlines
Wed 9/2410:45 amBCN - BUF
1 stop19h 09mAmerican Airlines
Deal found 4/14$682
This Delta deal was found by Cheapflights users on 4/14. 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.
Wed 9/106:30 amBUF - BCN
2 stops18h 45mDelta
Wed 9/246:20 amBCN - BUF
2 stops18h 38mDelta
Deal found 4/14$683
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:49 pmBUF - BCN
2 stops18h 16mBritish Airways
Sun 10/199:20 pmBCN - BUF
2 stops26h 02mBritish Airways
Deal found 4/14$697
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Wed 5/143:05 pmBUF - BCN
2 stops20h 00mTurkish Airlines
Wed 5/217:50 amBCN - BUF
2 stops20h 04mTurkish Airlines
Deal found 4/14$770
This Virgin Atlantic deal was found by Cheapflights users on 4/15. 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.
Sun 4/2711:40 amBUF - BCN
1 stop18h 15mVirgin Atlantic
Tue 5/1311:35 amBCN - BUF
2 stops17h 11mVirgin Atlantic
Deal found 4/15$797
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Wed 5/142:50 pmBUF - BCN
2 stops15h 55mUnited Airlines
Wed 5/2111:15 amBCN - BUF
1 stop13h 36mUnited Airlines
Deal found 4/14$812
This KLM deal was found by Cheapflights users on 4/15. 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.
Fri 5/97:00 amBUF - BCN
1 stop17h 00mMultiple Airlines
Fri 5/169:00 amBCN - BUF
1 stop12h 15mMultiple Airlines
Deal found 4/15$877
This Air Canada deal was found by Cheapflights users on 4/14. 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.
Wed 9/107:00 amBUF - BCN
3 stops18h 50mAir Canada
Wed 9/246:50 amBCN - BUF
3 stops19h 41mAir Canada
Deal found 4/14$999
This Gurufare deal was found by Cheapflights users on 4/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:45 amBUF - BCN
2 stops25h 10mTAP AIR PORTUGAL
Sun 7/2010:40 pmBCN - BUF
2 stops40h 20mTAP AIR PORTUGAL
Deal found 4/14$1,157
This Vliegwinkel deal was found by Cheapflights users on 4/15. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:45 pmBUF - BCN
1 stop11h 35mLufthansa
Fri 6/611:15 amBCN - BUF
1 stop13h 41mLufthansa
Deal found 4/15$1,228
This Ovago deal was found by Cheapflights users on 4/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/159:20 amBUF - BCN
2 stops19h 00mAer Lingus
Tue 4/2911:00 amBCN - BUF
2 stops18h 00mAer Lingus
Deal found 4/14$1,327

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 April 15, 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

Wed 9/10

3:58 pm-11:55 am

1 stop13h 57m

Barcelona-El Prat

Wed 9/24

9:20 am-6:55 pm

2 stops15h 35m

$678

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 9/10

8:14 am-9:05 am

1 stop18h 51m

Barcelona-El Prat

Wed 9/24

10:45 am-11:54 pm

1 stop19h 09m

$682

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 9/10

6:30 am-7:15 am

2 stops18h 45m

Barcelona-El Prat

Wed 9/24

6:20 am-6:58 pm

2 stops18h 38m

$683

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 10/10

6:49 pm-7:05 pm

2 stops18h 16m

Barcelona-El Prat

Sun 10/19

9:20 pm-5:22 pm

2 stops26h 02m

$697

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 5/14

3:05 pm-5:05 pm

2 stops20h 00m

Barcelona-El Prat

Wed 5/21

7:50 am-9:54 pm

2 stops20h 04m

$770

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/27

11:40 am-11:55 am

1 stop18h 15m

Barcelona-El Prat

Tue 5/13

11:35 am-10:46 pm

2 stops17h 11m

$797

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 5/14

2:50 pm-12:45 pm

2 stops15h 55m

Barcelona-El Prat

Wed 5/21

11:15 am-6:51 pm

1 stop13h 36m

$812

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 5/9

7:00 am-6:00 am

1 stop17h 00m

Barcelona-El Prat

Fri 5/16

9:00 am-3:15 pm

1 stop12h 15m

$877

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 9/10

7:00 am-7:50 am

3 stops18h 50m

Barcelona-El Prat

Wed 9/24

6:50 am-8:31 pm

3 stops19h 41m

$999

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 7/11

9:45 am-4:55 pm

2 stops25h 10m

Barcelona-El Prat

Sun 7/20

10:40 pm-9:00 am

2 stops40h 20m

$1,157

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 16 results
1
2

Compare providers for flights from Buffalo to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Barcelona-El Prat in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Barcelona-El Prat Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Buffalo-Barcelona-El Prat Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Buffalo-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Barcelona-El Prat Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $1,079). 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 April 15, 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 April 15, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from Buffalo to Barcelona. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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
1,323 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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
642 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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.
Turkish Airlines
7.3
Good
3,760 reviews
Delta
8.0
Very good
7,918 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

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, KLM ($678), American Airlines ($682), and Delta ($683) offers the cheapest pricing from Buffalo to Barcelona-El Prat Airport. KLM is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to Barcelona-El Prat Airport one-way?

    The cheapest airlines for a one-way flight from Buffalo to Barcelona-El Prat Airport are United Airlines ($682), Lufthansa ($1,234), and ITA Airways ($1,489).

  • 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 $1,079). 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
Tossa de Mar

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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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$484Average$1,021FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$543Average$1,093FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$560Average$962FlexibilityNo cancel feeOn-time69%
DeltaCheapest$601Average$819FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$610Average$860FlexibilityNo cancel feeOn-time75%

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