$331+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Barcelona-El Prat with Cheapflights
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Cheapest flights from Buffalo to Barcelona-El PratExplore 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 13, 2026.
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 13, 2026.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:30 am
BUF
- BCN
2 stops25h 15m
SWISS
Wed 9/309:40 am
BCN
- BUF
2 stops17h 07m
SWISS
Deal found 6/11![SWISS logo]()
$696
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:49 pm
BUF
- BCN
2 stops14h 51m
Iberia
Tue 10/2711:30 am
BCN
- BUF
1 stop16h 40m
Iberia
Deal found 6/10![Iberia logo]()
$713
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.
Mon 9/2810:40 am
BUF
- BCN
1 stop20h 35m
United Airlines
Thu 10/111:15 am
BCN
- BUF
1 stop18h 21m
United Airlines
Deal found 6/9![United Airlines logo]()
$717
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:26 pm
BUF
- BCN
2 stops13h 49m
American Airlines
Tue 10/2711:30 am
BCN
- BUF
2 stops16h 56m
American Airlines
Deal found 6/10![American Airlines logo]()
$718
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:20 am
BUF
- BCN
1 stop16h 40m
United Airlines
Thu 11/199:55 am
BCN
- BUF
2 stops18h 42m
United Airlines
Deal found 6/11![United Airlines logo]()
$720
This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
BUF
- BCN
2 stops34h 10m
Multiple Airlines
Wed 8/268:00 am
BCN
- BUF
2 stops17h 24m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$727
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:56 pm
BUF
- BCN
2 stops17h 29m
Iberia
Tue 9/2911:50 am
BCN
- BUF
2 stops16h 20m
Iberia
Deal found 6/11![Iberia logo]()
$729
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:56 pm
BUF
- BCN
2 stops17h 29m
British Airways
Tue 9/2912:50 pm
BCN
- BUF
1 stop14h 28m
British Airways
Deal found 6/11![British Airways logo]()
$735
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.
Sun 9/206:55 am
BUF
- BCN
3 stops19h 05m
Air Canada
Tue 9/291:50 pm
BCN
- BUF
3 stops25h 39m
Air Canada
Deal found 6/11![Air Canada logo]()
$740
Best flights from Buffalo to Barcelona-El PratDiscover carefully curated flight deals from Buffalo to Barcelona-El Prat that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
Discover carefully curated flight deals from Buffalo to Barcelona-El Prat that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:44 pm
BUF
- BCN
1 stop12h 16m
United Airlines
Thu 11/1911:00 am
BCN
- BUF
1 stop12h 59m
United Airlines
Deal found 6/12![United Airlines logo]()
$717
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:55 pm
BUF
- BCN
1 stop14h 55m
Delta
Sun 9/279:20 am
BCN
- BUF
2 stops20h 52m
Delta
Deal found 6/11![Delta logo]()
$772
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:30 am
BUF
- BCN
2 stops25h 15m
SWISS
Mon 9/218:00 pm
BCN
- BUF
2 stops31h 07m
SWISS
Deal found 6/13![SWISS logo]()
$803
This Condor deal was found by Cheapflights users on 6/8. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:00 am
BUF
- BCN
2 stops34h 10m
Multiple Airlines
Fri 9/118:00 am
BCN
- BUF
2 stops18h 24m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$835
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:54 pm
BUF
- BCN
2 stops30h 06m
United Airlines
Sun 10/186:40 am
BCN
- BUF
2 stops20h 07m
United Airlines
Deal found 6/11![United Airlines logo]()
$774
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:53 am
BUF
- BCN
2 stops18h 42m
United Airlines
Fri 12/181:35 pm
BCN
- BUF
2 stops36h 56m
United Airlines
Deal found 6/10![United Airlines logo]()
$814
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.
Thu 7/308:05 pm
BUF
- BCN
2 stops15h 05m
Delta
Sun 8/911:00 am
BCN
- BUF
1 stop18h 59m
Delta
Deal found 6/10![Delta logo]()
$903
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.
Wed 8/195:58 pm
BUF
- BCN
1 stop13h 17m
United Airlines
Fri 8/2811:15 am
BCN
- BUF
1 stop13h 43m
United Airlines
Deal found 6/9![United Airlines logo]()
$826
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.
Sat 8/157:59 pm
BUF
- BCN
1 stop30h 21m
United Airlines
Mon 8/2411:15 am
BCN
- BUF
1 stop13h 45m
United Airlines
Deal found 6/9![United Airlines logo]()
$892
Last-minute flights from Buffalo to Barcelona-El PratDiscover last-minute flight deals from Buffalo to Barcelona-El Prat. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Barcelona-El Prat. Data last updated June 13, 2026 and is based on user searches.
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.
Fri 6/123:49 pm
BUF
- BCN
2 stops17h 46m
Delta
Fri 6/1910:55 am
BCN
- BUF
1 stop19h 43m
Delta
Deal found 6/10![Delta logo]()
$925
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:12 pm
BUF
- BCN
1 stop13h 38m
Multiple Airlines
Tue 6/2310:55 am
BCN
- BUF
1 stop14h 31m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$921
This Air France deal was found by Cheapflights users on 6/8. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:09 pm
BUF
- BCN
1 stop30h 36m
Multiple Airlines
Sat 7/49:20 am
BCN
- BUF
2 stops16h 04m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$932
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:57 pm
BUF
- BCN
2 stops18h 28m
Delta
Sat 7/46:20 am
BCN
- BUF
2 stops22h 25m
Delta
Deal found 6/8![Delta logo]()
$935
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:57 pm
BUF
- BCN
2 stops16h 53m
Delta
Wed 7/810:55 am
BCN
- BUF
1 stop14h 30m
Delta
Deal found 6/11![Delta logo]()
$930
This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:30 am
BUF
- BCN
2 stops34h 40m
Multiple Airlines
Tue 7/78:00 am
BCN
- BUF
2 stops21h 48m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$933
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:24 am
BUF
- BCN
2 stops27h 56m
TAP AIR PORTUGAL
Mon 7/2710:40 pm
BCN
- BUF
2 stops31h 45m
TAP AIR PORTUGAL
Deal found 6/8![TAP AIR PORTUGAL logo]()
$887
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:16 pm
BUF
- BCN
1 stop18h 34m
Delta
Mon 7/276:20 am
BCN
- BUF
2 stops19h 05m
Delta
Deal found 6/8![Delta logo]()
$903
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:40 am
BUF
- BCN
2 stops20h 50m
Multiple Airlines
Mon 7/278:00 am
BCN
- BUF
2 stops21h 43m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$938
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:00 am
BUF
- BCN
2 stops34h 10m
Multiple Airlines
Thu 7/238:00 am
BCN
- BUF
2 stops17h 19m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$891
One-way flights from Buffalo to Barcelona-El PratSearch for one-way flight options from Buffalo to Barcelona-El Prat. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
Search for one-way flight options from Buffalo to Barcelona-El Prat. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:26 pm
BUF
- BCN
2 stops15h 14m
American Airlines
Deal found 6/10![American Airlines logo]()
$331
This TravelUp 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:05 pm
BUF
- BCN
1 stop11h 15m
Lufthansa
Deal found 6/10![Lufthansa logo]()
$332
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:46 am
BUF
- BCN
1 stop16h 49m
British Airways
Deal found 6/10![British Airways logo]()
$334
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am
BUF
- BCN
3 stops19h 00m
Air Canada
Deal found 6/10![Air Canada logo]()
$346
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:26 pm
BUF
- BCN
2 stops14h 24m
American Airlines
Deal found 6/10![American Airlines logo]()
$381
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.
Fri 10/233:05 pm
BUF
- BCN
1 stop11h 15m
United Airlines
Deal found 6/9![United Airlines logo]()
$384
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.
Fri 10/911:15 am
BUF
- BCN
2 stops18h 00m
Delta
Deal found 6/10![Delta logo]()
$388
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:59 pm
BUF
- BCN
1 stop30h 21m
United Airlines
Deal found 6/10![United Airlines logo]()
$396
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:25 am
BUF
- BCN
1 stop17h 20m
JetBlue
Deal found 6/11![JetBlue logo]()
$397
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.
Thu 10/16:00 am
BUF
- BCN
1 stop20h 20m
United Airlines
Deal found 6/9![United Airlines logo]()
$410
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
BUF
- BCN
2 stops22h 20m
Aer Lingus
Deal found 6/13![Aer Lingus logo]()
$426
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:54 pm
BUF
- BCN
3 stops35h 51m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$456
Find 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 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $696 (Cheapflightsfares) |
One-way from | $331 (American Airlines) |
Popular in | March |
Cheapest in | December |
Average price | $1,005 |
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 13, 2026.
Use the filters below to find and compare flights from Buffalo to Barcelona-El Prat Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 11/15
2:44 pm-9:00 am
1 stop12h 16m
Barcelona-El Prat
Thu 11/19
11:00 am-5:59 pm
1 stop12h 59m
$717
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Mon 9/21
3:55 pm-12:50 pm
1 stop14h 55m
Barcelona-El Prat
Sun 9/27
9:20 am-12:12 am
2 stops20h 52m
$772
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sat 10/3
7:54 pm-8:00 am
2 stops30h 06m
Barcelona-El Prat
Sun 10/18
6:40 am-8:47 pm
2 stops20h 07m
$774
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Fri 9/11
10:30 am-5:45 pm
2 stops25h 15m
Barcelona-El Prat
Mon 9/21
8:00 pm-9:07 pm
2 stops31h 07m
$803
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/1
10:53 am-11:35 am
2 stops18h 42m
Barcelona-El Prat
Fri 12/18
1:35 pm-8:31 pm
2 stops36h 56m
$814
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Wed 8/19
5:58 pm-1:15 pm
1 stop13h 17m
Barcelona-El Prat
Fri 8/28
11:15 am-6:58 pm
1 stop13h 43m
$826
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 9/3
6:00 am-10:10 pm
2 stops34h 10m
Barcelona-El Prat
Fri 9/11
8:00 am-8:24 pm
2 stops18h 24m
$835
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sat 8/15
7:59 pm-8:20 am
1 stop30h 21m
Barcelona-El Prat
Mon 8/24
11:15 am-7:00 pm
1 stop13h 45m
$892
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 7/30
8:05 pm-5:10 pm
2 stops15h 05m
Barcelona-El Prat
Sun 8/9
11:00 am-11:59 pm
1 stop18h 59m
$903
Cheapest one-way
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Mon 10/26
5:26 pm-1:40 pm
2 stops15h 14m
$331
Showing 1-10 of 14 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
BUF-BCN
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, December is the cheapest month in which you can book a flight from Buffalo to Barcelona-El Prat Airport (average of $458). Flying from Buffalo to Barcelona-El Prat Airport in March is currently the most expensive (average of $1,252). 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 June 13, 2026.
Get a feel of what it's like to fly with Delta,KLM, andUnited 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.
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
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.
Traveling to a place near Barcelona-El Prat Airport?
Book flights to Barcelona-El Prat Airport if you plan to visit one of these locationsRoses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
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Other flights to Barcelona-El Prat
Explore flights to Barcelona-El Prat departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
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Buffalo and Barcelona-El Prat flights
Browse other Buffalo and Barcelona-El Prat flight options. Last updated on June 13, 2026.
Other flights from Buffalo
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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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$831 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$880 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$513 | Average$662 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$582 | Average$782 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$665 | Average$867 | FlexibilityNo cancel fee | On-time71% |