$332+ 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Barcelona-El Prat with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Barcelona-El Prat
Cheapest
Best
Last-minute
One-way
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 August 4, 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 August 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/3. 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 12/3110:20 am -
1 stop16h 40m
Thu 1/141:35 pm -
2 stops39h 02m
Deal found 8/3![United Airlines logo]()
$747
This JetBlue deal was found by Cheapflights users on 8/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:23 pm -
1 stop13h 22m
Thu 9/2412:50 pm -
1 stop12h 43m
Deal found 8/3![JetBlue logo]()
$755
This Air France deal was found by Cheapflights users on 8/2. 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.
Thu 12/3112:09 pm -
1 stop14h 31m
Thu 1/1410:30 am -
1 stop19h 20m
Deal found 8/2![Air France logo]()
$767
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Tue 9/16:00 am -
2 stops34h 10m
Sat 9/128:00 am -
2 stops17h 33m
Deal found 7/31![Multiple Airlines logo]()
$768
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Tue 9/810:25 am -
1 stop17h 20m
Tue 9/2212:50 pm -
1 stop12h 43m
Deal found 8/1![JetBlue logo]()
$785
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Tue 9/810:30 am -
2 stops21h 35m
Tue 9/229:40 am -
2 stops17h 27m
Deal found 7/31![SWISS logo]()
$796
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/82:53 pm -
1 stop11h 27m
Tue 9/221:15 pm -
2 stops33h 40m
Deal found 7/31![United Airlines logo]()
$810
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 August 4, 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 August 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/1. 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 1/107:00 am -
2 stops19h 20m
Thu 1/281:35 pm -
2 stops31h 41m
Deal found 8/1![United Airlines logo]()
$701
This Air France deal was found by Cheapflights users on 8/3. 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.
Thu 12/3112:09 pm -
1 stop14h 31m
Thu 1/1410:30 am -
1 stop19h 20m
Deal found 8/3![Air France logo]()
$767
This FlightHub deal was found by Cheapflights users on 8/2. 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.
Tue 9/16:00 am -
2 stops34h 10m
Sat 9/128:00 am -
2 stops17h 33m
Deal found 8/2![Multiple Airlines logo]()
$769
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Tue 9/810:25 am -
1 stop17h 20m
Tue 9/2212:50 pm -
1 stop12h 43m
Deal found 7/31![JetBlue logo]()
$820
This United Airlines deal was found by Cheapflights users on 8/3. 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 12/3110:20 am -
1 stop16h 40m
Thu 1/141:35 pm -
2 stops39h 02m
Deal found 8/3![United Airlines logo]()
$747
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/82:53 pm -
1 stop11h 27m
Tue 9/221:15 pm -
2 stops33h 40m
Deal found 7/31![United Airlines logo]()
$810
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/177:59 pm -
2 stops16h 16m
Thu 9/2411:15 am -
1 stop13h 52m
Deal found 8/3![United Airlines logo]()
$846
Last-minute flights from Buffalo to Barcelona-El PratDiscover last-minute flight deals from Buffalo to Barcelona-El Prat. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Barcelona-El Prat. Data last updated August 4, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:27 am -
1 stop17h 18m
Fri 9/1112:50 pm -
1 stop27h 19m
Deal found 8/1![JetBlue logo]()
$849
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Tue 9/16:00 am -
2 stops34h 10m
Sat 9/128:00 am -
2 stops17h 33m
Deal found 7/31![Multiple Airlines logo]()
$768
This FlightHub deal was found by Cheapflights users on 8/3. 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 9/22:53 pm -
2 stops23h 37m
Wed 9/912:15 pm -
2 stops34h 41m
Deal found 8/3![Multiple Airlines logo]()
$836
This FlightHub deal was found by Cheapflights users on 8/3. 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.
Thu 9/39:15 am -
2 stops30h 55m
Wed 9/98:00 am -
2 stops16h 33m
Deal found 8/3![Multiple Airlines logo]()
$840
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Tue 9/810:25 am -
1 stop17h 20m
Tue 9/2212:50 pm -
1 stop12h 43m
Deal found 8/1![JetBlue logo]()
$785
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Tue 9/810:30 am -
2 stops21h 35m
Tue 9/229:40 am -
2 stops17h 27m
Deal found 7/31![SWISS logo]()
$796
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/82:53 pm -
1 stop11h 27m
Tue 9/221:15 pm -
2 stops33h 40m
Deal found 7/31![United Airlines logo]()
$810
This JetBlue deal was found by Cheapflights users on 8/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:23 pm -
1 stop13h 22m
Thu 9/2412:50 pm -
1 stop12h 43m
Deal found 8/3![JetBlue logo]()
$755
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/177:59 pm -
2 stops16h 16m
Thu 9/2411:15 am -
1 stop13h 52m
Deal found 8/3![United Airlines logo]()
$846
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 August 4, 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 August 4, 2026.
This TravelUp deal was found by Cheapflights users on 7/31. 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.
Tue 11/32:55 pm -
1 stop12h 05m
Deal found 7/31![Lufthansa logo]()
$332
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/36:30 am -
2 stops19h 50m
Deal found 7/31![United Airlines logo]()
$334
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 10/233:10 pm -
1 stop12h 35m
Deal found 8/1![JetBlue logo]()
$350
This KAYAK deal was found by Cheapflights users on 7/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:20 pm -
1 stop30h 25m
Deal found 7/31![JetBlue logo]()
$363
This KAYAK deal was found by Cheapflights users on 7/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am -
1 stop21h 45m
Deal found 7/30![JetBlue logo]()
$383
This Expedia deal was found by Cheapflights users on 7/30. 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 9/149:15 am -
1 stop18h 30m
Deal found 7/30![JetBlue logo]()
$386
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Fri 10/2311:24 am -
2 stops21h 21m
Deal found 7/30![British Airways logo]()
$419
This Air France deal was found by Cheapflights users on 8/3. 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.
Wed 10/285:20 pm -
2 stops15h 40m
Deal found 8/3![Air France logo]()
$435
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Fri 10/911:24 am -
2 stops22h 36m
Deal found 7/30![British Airways logo]()
$445
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 August 4, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $701 (United Airlines) |
One-way from | $332 (TravelUp) |
Popular in | May |
Cheapest in | December |
Average price | $692 |
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 August 4, 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
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 1/10
7:00 am-8:20 am
2 stops19h 20m
Barcelona-El Prat
Thu 1/28
1:35 pm-3:16 pm
2 stops31h 41m
$701
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 12/31
10:20 am-9:00 am
1 stop16h 40m
Barcelona-El Prat
Thu 1/14
1:35 pm-10:37 pm
2 stops39h 02m
$747
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 12/31
12:09 pm-8:40 am
1 stop14h 31m
Barcelona-El Prat
Thu 1/14
10:30 am-11:50 pm
1 stop19h 20m
$767
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/1
6:00 am-10:10 pm
2 stops34h 10m
Barcelona-El Prat
Sat 9/12
8:00 am-7:33 pm
2 stops17h 33m
$769
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/8
2:53 pm-8:20 am
1 stop11h 27m
Barcelona-El Prat
Tue 9/22
1:15 pm-4:55 pm
2 stops33h 40m
$810
Quickest round-trip
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/8
10:25 am-9:45 am
1 stop17h 20m
Barcelona-El Prat
Tue 9/22
12:50 pm-7:33 pm
1 stop12h 43m
$820
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 9/17
7:59 pm-6:15 pm
2 stops16h 16m
Barcelona-El Prat
Thu 9/24
11:15 am-7:07 pm
1 stop13h 52m
$846
Cheapest one-way
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Fri 10/9
9:20 pm-9:45 am
1 stop30h 25m
$363
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 8/9
6:00 am-9:45 am
1 stop21h 45m
$383
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Mon 9/14
9:15 am-9:45 am
1 stop18h 30m
$386
Showing 1-10 of 13 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 August.
| 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Buffalo-Barcelona-El Prat Airport flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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 May is currently the most expensive (average of $1,334). 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?
Airfare is typical for this route at the moment.
Buffalo to Barcelona-El Prat Airport flights typically cost between $513 and $946 in January.The cheapest round-trip price found within the last 5 days was $701 on United Airlines (Jan 10-Jan 28).
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 August 4, 2026.
Get a feel of what it's like to fly with KLM,Delta, 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.
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Food
7.3
Entertainment
7.2
Comfort
7.7
Overall
7.8
Crew
8.4
Boarding
7.8
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - 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
El Prat de Llobregat
Browse thousands of different options on Cheapflights for your next trip
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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 August 4, 2026.
Complete your trip
Complete your trip to Barcelona-El Prat by adding a car rental and/or hotel reservation to your travel itinerary.
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Buffalo and Barcelona-El Prat flights
Browse other Buffalo and Barcelona-El Prat flight options. Last updated on August 4, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$880 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$162 | Average$918 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$513 | Average$561 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$582 | Average$912 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$665 | Average$867 | FlexibilityNo cancel fee | On-time71% |