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Barcelona-El Prat

$345+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
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 enero 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$428
(oojo)

One-way from

$345
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$690
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. 18% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 enero 8, 2026.

This oojo deal was found by Cheapflights users on 1/7. 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.
mar. 2/35:16 pmBUF - BCN
2 stops38h 24mBritish Airways
vie. 2/1312:30 pmBCN - BUF
1 stop16h 19mBritish Airways
Deal found 1/7$428
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/216:25 pmBUF - BCN
1 stop32h 35mLufthansa
sáb. 2/286:20 pmBCN - BUF
2 stops29h 31mLufthansa
Deal found 1/6$434
This Virgin Atlantic deal was found by Cheapflights users on 1/7. 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.
mié. 3/412:05 pmBUF - BCN
1 stop14h 35mVirgin Atlantic
mié. 3/189:15 amBCN - BUF
1 stop19h 59mVirgin Atlantic
Deal found 1/7$435
This American Airlines deal was found by Cheapflights users on 1/7. 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.
mar. 2/34:01 pmBUF - BCN
2 stops15h 39mAmerican Airlines
vie. 2/1311:00 amBCN - BUF
2 stops17h 49mAmerican Airlines
Deal found 1/7$436
This oojo deal was found by Cheapflights users on 1/8. 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.
mié. 2/186:01 pmBUF - BCN
2 stops18h 24mBritish Airways
sáb. 2/2812:30 pmBCN - BUF
1 stop16h 19mBritish Airways
Deal found 1/8$448
This KLM deal was found by Cheapflights users on 1/8. 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.
dom. 2/2212:05 pmBUF - BCN
1 stop14h 35mKLM
dom. 3/110:15 amBCN - BUF
1 stop19h 59mKLM
Deal found 1/8$460
This oojo deal was found by Cheapflights users on 1/7. 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.
sáb. 2/75:17 pmBUF - BCN
2 stops41h 43mBritish Airways
sáb. 2/148:40 pmBCN - BUF
2 stops32h 09mBritish Airways
Deal found 1/7$463
This Virgin Atlantic deal was found by Cheapflights users on 1/8. 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.
dom. 2/227:00 amBUF - BCN
1 stop19h 00mVirgin Atlantic
dom. 3/110:15 amBCN - BUF
2 stops18h 42mVirgin Atlantic
Deal found 1/8$465

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 enero 8, 2026.
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

lun. 3/23

4:25 pm-7:45 pm

2 stops22h 20m

Barcelona-El Prat

jue. 4/9

7:40 am-9:30 pm

2 stops19h 50m

$432

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

mié. 3/4

6:01 pm-7:45 pm

2 stops19h 44m

Barcelona-El Prat

mié. 3/18

5:20 pm-11:40 pm

2 stops35h 20m

$432

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

mar. 2/3

12:14 pm-8:40 am

1 stop14h 26m

Barcelona-El Prat

vie. 2/13

10:55 am-11:26 pm

1 stop18h 31m

$435

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

mié. 3/4

11:52 am-8:00 am

1 stop14h 08m

Barcelona-El Prat

mié. 3/18

9:45 am-11:46 pm

1 stop19h 01m

$435

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

mié. 3/4

12:05 pm-8:40 am

1 stop14h 35m

Barcelona-El Prat

mié. 3/18

9:15 am-12:14 am

1 stop19h 59m

$435

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

mié. 2/18

6:01 pm-6:25 pm

2 stops18h 24m

Barcelona-El Prat

sáb. 2/28

10:10 am-11:23 pm

2 stops19h 13m

$458

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

dom. 2/22

6:09 pm-4:05 pm

2 stops15h 56m

Barcelona-El Prat

dom. 3/1

6:40 am-11:40 pm

2 stops23h 00m

$458

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

dom. 2/22

12:05 pm-8:40 am

1 stop14h 35m

Barcelona-El Prat

dom. 3/1

10:15 am-12:14 am

1 stop19h 59m

$460

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

dom. 2/22

7:00 am-8:00 am

1 stop19h 00m

Barcelona-El Prat

dom. 3/1

10:15 am-10:57 pm

2 stops18h 42m

$465

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

jue. 3/5

7:30 pm-9:35 am

2 stops32h 05m

Barcelona-El Prat

lun. 3/16

12:35 pm-8:46 pm

2 stops37h 11m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 20 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buffalo-Barcelona-El Prat Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, August is the cheapest month in which you can book a flight from Buffalo to Barcelona-El Prat Airport (average of $162). Flying from Buffalo to Barcelona-El Prat Airport in July is currently the most expensive (average of $774). 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-El Prat Airport?

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 enero 8, 2026.
Get a feel of what it's like to fly with KLM, United Airlines, and American Airlines from Buffalo to Barcelona-El Prat Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,139 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
American Airlines
7.2
Good
11,095 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,657 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 4 different airlines.

  • How long is the flight from Buffalo to Barcelona-El Prat Airport?

    For as low as $435, British Airways can have you in Barcelona-El Prat Airport from Buffalo in 14h 08m. The distance between Buffalo and Barcelona-El Prat Airport is about 3970 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, British Airways ($466), KLM ($513), and United Airlines ($559) offers the cheapest pricing from Buffalo to Barcelona-El Prat Airport. British Airways is priced at 47% 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, August is the cheapest month in which you can book a flight from Buffalo to Barcelona-El Prat Airport (average of $162). Flying from Buffalo to Barcelona-El Prat Airport in July is currently the most expensive (average of $774). 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 Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar

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Top 4 airlines flying from Buffalo to Barcelona-El Prat

Discover the top 4 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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$466Average$904FlexibilityNo cancel feeOn-time70%
KLMCheapest$513Average$662FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$559Average$782FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$821Average$902FlexibilityNo cancel feeOn-time71%

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