$332+ Cheap flights from Buffalo (BUF) to Barcelona
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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BCN
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Barcelona 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
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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
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Cheapest flights from Buffalo to BarcelonaExplore the most affordable flight options available from Buffalo to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Buffalo to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This KLM deal was found by Cheapflights users on 4/26. 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 10/143:50 pm
BUF
- BCN
1 stop10h 55m
KLM
Wed 10/2110:55 am
BCN
- BUF
1 stop18h 55m
KLM
Deal found 4/26![KLM logo]()
$611
This Virgin Atlantic deal was found by Cheapflights users on 4/26. 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.
Wed 10/1411:15 am
BUF
- BCN
2 stops15h 20m
Virgin Atlantic
Wed 10/2111:00 am
BCN
- BUF
2 stops18h 05m
Virgin Atlantic
Deal found 4/26![Virgin Atlantic logo]()
$616
This KLM deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:15 pm
BUF
- BCN
2 stops14h 20m
Multiple Airlines
Sun 10/410:55 am
BCN
- BUF
1 stop19h 01m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$631
This Delta deal was found by Cheapflights users on 4/25. 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 10/87:15 pm
BUF
- BCN
2 stops14h 20m
Delta
Wed 10/2111:00 am
BCN
- BUF
2 stops18h 05m
Delta
Deal found 4/25![Delta logo]()
$635
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:50 pm
BUF
- BCN
1 stop10h 55m
Delta
Thu 8/610:55 am
BCN
- BUF
1 stop18h 43m
Delta
Deal found 4/26![Delta logo]()
$693
This KLM deal was found by Cheapflights users on 4/25. 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.
Sat 6/66:15 am
BUF
- BCN
1 stop24h 35m
KLM
Wed 6/1710:55 am
BCN
- BUF
1 stop19h 43m
KLM
Deal found 4/25![KLM logo]()
$695
This Delta deal was found by Cheapflights users on 4/25. 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 6/66:15 am
BUF
- BCN
1 stop24h 35m
Delta
Wed 6/1710:55 am
BCN
- BUF
2 stops19h 04m
Delta
Deal found 4/25![Delta logo]()
$699
This Expedia deal was found by Cheapflights users on 4/25. 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.
Tue 6/98:09 pm
BUF
- BCN
2 stops15h 01m
Air France
Tue 6/1610:55 am
BCN
- BUF
1 stop14h 29m
Air France
Deal found 4/25![Air France logo]()
$700
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/186:00 am
BUF
- BCN
1 stop20h 20m
United Airlines
Thu 10/221:15 pm
BCN
- BUF
2 stops33h 32m
United Airlines
Deal found 4/23![United Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 4/27. 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 6/47:55 pm
BUF
- BCN
2 stops15h 15m
Delta
Tue 6/1610:55 am
BCN
- BUF
1 stop14h 31m
Delta
Deal found 4/27![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 4/26. 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 7/3010:21 am
BUF
- BCN
2 stops16h 14m
Delta
Thu 8/610:55 am
BCN
- BUF
1 stop18h 43m
Delta
Deal found 4/26![Delta logo]()
$711
Best flights from Buffalo to BarcelonaDiscover carefully curated flight deals from Buffalo to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Buffalo to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This KLM deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:15 pm
BUF
- BCN
2 stops14h 20m
Multiple Airlines
Sun 10/410:55 am
BCN
- BUF
1 stop19h 01m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$631
This Delta deal was found by Cheapflights users on 4/25. 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 10/87:15 pm
BUF
- BCN
2 stops14h 20m
Delta
Wed 10/2111:00 am
BCN
- BUF
2 stops18h 05m
Delta
Deal found 4/25![Delta logo]()
$635
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/187:00 am
BUF
- BCN
2 stops20h 00m
United Airlines
Thu 10/221:15 pm
BCN
- BUF
2 stops33h 32m
United Airlines
Deal found 4/23![United Airlines logo]()
$707
This Delta deal was found by Cheapflights users on 4/25. 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 6/66:15 am
BUF
- BCN
1 stop24h 35m
Delta
Wed 6/1710:55 am
BCN
- BUF
2 stops19h 04m
Delta
Deal found 4/25![Delta logo]()
$699
This Delta deal was found by Cheapflights users on 4/27. 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 6/47:55 pm
BUF
- BCN
2 stops15h 15m
Delta
Tue 6/166:10 am
BCN
- BUF
2 stops14h 59m
Delta
Deal found 4/27![Delta logo]()
$736
This Delta deal was found by Cheapflights users on 4/23. 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 6/108:09 pm
BUF
- BCN
2 stops15h 01m
Delta
Wed 6/246:10 am
BCN
- BUF
2 stops23h 52m
Delta
Deal found 4/23![Delta logo]()
$736
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:15 pm
BUF
- BCN
2 stops15h 55m
Delta
Sat 9/126:10 am
BCN
- BUF
2 stops18h 50m
Delta
Deal found 4/27![Delta logo]()
$752
Last-minute flights from Buffalo to BarcelonaDiscover last-minute flight deals from Buffalo to Barcelona. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Barcelona. Data last updated April 28, 2026 and is based on user searches.
This AirNGo deal was found by Cheapflights users on 4/24. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:39 pm
BUF
- BCN
1 stop35h 11m
Virgin Atlantic
Sat 5/163:15 pm
BCN
- BUF
2 stops24h 29m
Virgin Atlantic
Deal found 4/24![Virgin Atlantic logo]()
$810
This Flysmarter deal was found by Cheapflights users on 4/25. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:04 pm
BUF
- BCN
2 stops15h 16m
British Airways
Sat 5/1610:10 am
BCN
- BUF
2 stops17h 26m
British Airways
Deal found 4/25![British Airways logo]()
$990
This United Airlines deal was found by Cheapflights users on 4/26. 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 5/87:50 pm
BUF
- BCN
1 stop30h 30m
United Airlines
Sat 5/166:40 am
BCN
- BUF
2 stops22h 53m
United Airlines
Deal found 4/26![United Airlines logo]()
$1,030
This American Airlines deal was found by Cheapflights users on 4/27. 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 5/85:00 am
BUF
- BCN
1 stop19h 45m
American Airlines
Sat 5/166:30 pm
BCN
- BUF
1 stop23h 12m
American Airlines
Deal found 4/27![American Airlines logo]()
$1,057
This Delta deal was found by Cheapflights users on 4/23. 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 5/273:52 pm
BUF
- BCN
2 stops16h 58m
Delta
Mon 6/19:20 am
BCN
- BUF
2 stops35h 52m
Delta
Deal found 4/23![Delta logo]()
$801
This Delta deal was found by Cheapflights users on 4/23. 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 5/273:52 pm
BUF
- BCN
2 stops16h 58m
Delta
Sun 5/316:20 am
BCN
- BUF
2 stops23h 39m
Delta
Deal found 4/23![Delta logo]()
$951
This Delta deal was found by Cheapflights users on 4/26. 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 5/3010:32 am
BUF
- BCN
2 stops18h 43m
Delta
Tue 6/910:55 am
BCN
- BUF
1 stop19h 43m
Delta
Deal found 4/26![Delta logo]()
$796
One-way flights from Buffalo to BarcelonaSearch for one-way flight options from Buffalo to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Buffalo to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This TravelUp deal was found by Cheapflights users on 4/27. 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 8/163:08 pm
BUF
- BCN
1 stop11h 12m
Lufthansa
Deal found 4/27![Lufthansa logo]()
$332
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
BUF
- BCN
1 stop20h 20m
United Airlines
Deal found 4/27![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:00 am
BUF
- BCN
2 stops20h 20m
United Airlines
Deal found 4/25![United Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:04 pm
BUF
- BCN
2 stops18h 26m
Delta
Deal found 4/26![Delta logo]()
$355
This British Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:38 pm
BUF
- BCN
2 stops13h 02m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 8/94:38 pm
BUF
- BCN
1 stop14h 22m
American Airlines
Deal found 4/23![American Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/93:50 pm
BUF
- BCN
2 stops16h 35m
United Airlines
Deal found 4/23![United Airlines logo]()
$393
This Air France deal was found by Cheapflights users on 4/27. 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.
Fri 10/97:15 pm
BUF
- BCN
1 stop31h 30m
Air France
Deal found 4/27![Air France logo]()
$396
This TravelUp deal was found by Cheapflights users on 4/23. 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.
Sat 7/257:52 pm
BUF
- BCN
1 stop30h 28m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$399
This United Airlines deal was found by Cheapflights users on 4/23. 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 7/257:52 pm
BUF
- BCN
2 stops35h 23m
United Airlines
Deal found 4/23![United Airlines logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Sat 7/2510:05 pm
BUF
- BCN
3 stops56h 55m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$439
Find flight deals from Buffalo to Barcelona
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Barcelona (S37). 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 28, 2026.
Round-trip from | $611 (KLM) |
|---|---|
One-way from | $332 (TravelUp) |
Popular in | March |
Cheapest in | December |
Average price | $921 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to Barcelona 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 28, 2026.
Use the filters below to find and compare flights from Buffalo to Barcelona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/22
7:15 pm-3:35 pm
2 stops14h 20m
Barcelona-El Prat
Sun 10/4
10:55 am-11:56 pm
1 stop19h 01m
$631
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 10/8
7:15 pm-3:35 pm
2 stops14h 20m
Barcelona-El Prat
Wed 10/21
11:00 am-11:05 pm
2 stops18h 05m
$635
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sat 6/6
6:15 am-12:50 pm
1 stop24h 35m
Barcelona-El Prat
Wed 6/17
10:55 am-11:59 pm
2 stops19h 04m
$699
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 10/18
7:00 am-9:00 am
2 stops20h 00m
Barcelona-El Prat
Thu 10/22
1:15 pm-4:47 pm
2 stops33h 32m
$707
Quickest round-trip
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Thu 6/4
7:55 pm-5:10 pm
2 stops15h 15m
Barcelona-El Prat
Tue 6/16
6:10 am-3:09 pm
2 stops14h 59m
$736
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Wed 6/10
8:09 pm-5:10 pm
2 stops15h 01m
Barcelona-El Prat
Wed 6/24
6:10 am-12:02 am
2 stops23h 52m
$736
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 9/1
7:15 pm-5:10 pm
2 stops15h 55m
Barcelona-El Prat
Sat 9/12
6:10 am-7:00 pm
2 stops18h 50m
$752
Cheapest one-way
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 8/16
6:00 am-8:20 am
1 stop20h 20m
$334
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Sun 8/9
6:00 am-8:20 am
1 stop20h 20m
$334
BuffaloBarcelona
BUF - BCN
BUFBCN
Buffalo
Tue 5/26
12:04 pm-12:30 pm
2 stops18h 26m
$355
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from Buffalo to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from Buffalo with our price prediction graph.
BUF-S37
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
BUF-S37
BUF-BCN
What is the cheapest month to book a flight from Buffalo to Barcelona?
Currently, September is the cheapest month in which you can book a flight from Buffalo to Barcelona (average of $137). Flying from Buffalo to Barcelona in May is currently the most expensive (average of $788). 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?
Reviews of airlines servicing Barcelona
Get insights into the airlines that provide service to Barcelona. 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. Reviews last updated April 28, 2026.
Read reviews from past customers who have flown Delta,KLM, andUnited Airlines from Buffalo to Barcelona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Food
7.2
Overall
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
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Popular flights
Alternative routes for Buffalo to Barcelona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Barcelona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to Barcelona by cabin class
Find flights from Buffalo to Barcelona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and Barcelona flights
Browse other Buffalo and Barcelona flight options. Last updated on April 28, 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 April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Buffalo to Barcelona
Discover the top 6 airlines that operate flights from Buffalo to Barcelona. 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 28, 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$466 | Average$825 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$513 | Average$662 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$582 | Average$901 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$807 | Average$879 | FlexibilityNo cancel fee | On-time71% |