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Cheap flights from Buffalo to Barcelona from $446

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Barcelona departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:46 pm - 1:40 pmBUF-BCN
14h 54m2 stops
American Airlines Logo
12:30 pm - 10:51 pmBCN-BUF
16h 21m1 stop
$505American Airlines
Find Deal
Mon, Dec 8 - Mon, Dec 15
American Airlines Logo
11:39 am - 9:00 amBUF-BCN
15h 21m1 stop
American Airlines Logo
12:30 pm - 10:51 pmBCN-BUF
16h 21m1 stop
$509American Airlines
Find Deal
Mon, Dec 8 - Mon, Dec 15
Air France Logo
11:15 am - 6:00 amBUF-BCN
12h 45m1 stop
Air France Logo
9:00 am - 11:56 pmBCN-BUF
20h 56m1 stop
$583Air France
Find Deal
Wed, Apr 8 - Tue, Apr 14
Multiple Airlines Logo
7:15 pm - 3:40 pmBUF-BCN
14h 25m2 stops
Multiple Airlines Logo
9:00 am - 7:00 pmBCN-BUF
16h 00m1 stop
$587Multiple Airlines
Find Deal
Wed, Apr 8 - Tue, Apr 14
Multiple Airlines Logo
7:15 pm - 3:40 pmBUF-BCN
14h 25m2 stops
Multiple Airlines Logo
1:20 pm - 11:58 pmBCN-BUF
16h 38m2 stops
$593Multiple Airlines
Find Deal
Wed, Apr 8 - Tue, Apr 14
Delta Logo
9:03 am - 10:25 amBUF-BCN
19h 22m2 stops
Delta Logo
10:15 am - 7:19 pmBCN-BUF
15h 04m1 stop
$630Delta
Find Deal
Wed, Nov 5 - Wed, Dec 10
Delta Logo
9:03 am - 10:25 amBUF-BCN
19h 22m2 stops
Delta Logo
10:15 am - 10:58 pmBCN-BUF
18h 43m2 stops
$635Delta
Find Deal
Wed, Nov 5 - Wed, Dec 10
Air France Logo
7:30 pm - 8:40 amBUF-BCN
31h 10m1 stop
Air France Logo
10:15 am - 7:19 pmBCN-BUF
15h 04m1 stop
$680Air France
Find Deal
Wed, Nov 5 - Wed, Dec 10
United Airlines Logo
2:44 pm - 8:20 amBUF-BCN
11h 36m1 stop
United Airlines Logo
11:15 am - 11:26 pmBCN-BUF
18h 11m1 stop
$843United Airlines
Find Deal
Mon, Apr 13 - Sat, Apr 25
United Airlines Logo
5:50 pm - 1:15 pmBUF-BCN
13h 25m1 stop
United Airlines Logo
11:15 am - 11:26 pmBCN-BUF
18h 11m1 stop
$844United Airlines
Find Deal
Mon, Apr 13 - Sat, Apr 25

American Airlines flights from Buffalo to Barcelona-El Prat Airport

Our best American Airlines deals on Buffalo to Barcelona-El Prat Airport flight tickets
American Airlines
Dec 8
BUF4:46 pmBuffalo
14h 54m
2 stops
BCN1:40 pmBarcelona-El Prat
Dec 15
BCN12:30 pmBarcelona-El Prat
16h 21m
1 stop
BUF10:51 pmBuffalo
$505
Find similar
American Airlines
Dec 8
BUF11:39 amBuffalo
15h 21m
1 stop
BCN9:00 amBarcelona-El Prat
Dec 15
BCN12:30 pmBarcelona-El Prat
16h 21m
1 stop
BUF10:51 pmBuffalo
$509
Find similar
American Airlines
Dec 8
BUF4:46 pmBuffalo
14h 54m
2 stops
BCN1:40 pmBarcelona-El Prat
Dec 15
BCN12:30 pmBarcelona-El Prat
17h 14m
2 stops
BUF11:44 pmBuffalo
$510
Find similar

Air France flights from Buffalo to Barcelona-El Prat Airport

Our best Air France deals on Buffalo to Barcelona-El Prat Airport flight tickets
Air France
Apr 8
BUF11:15 amBuffalo
12h 45m
1 stop
BCN6:00 amBarcelona-El Prat
Apr 14
BCN9:00 amBarcelona-El Prat
20h 56m
1 stop
BUF11:56 pmBuffalo
$583
Find similar
Air France
Nov 5
BUF7:30 pmBuffalo
31h 10m
1 stop
BCN8:40 amBarcelona-El Prat
Dec 10
BCN10:15 amBarcelona-El Prat
15h 04m
1 stop
BUF7:19 pmBuffalo
$680
Find similar
Air France
Apr 13
BUF7:15 pmBuffalo
14h 25m
2 stops
BCN3:40 pmBarcelona-El Prat
Apr 25
BCN9:30 amBarcelona-El Prat
20h 28m
1 stop
BUF11:58 pmBuffalo
$795
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated October 26, 2025.
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

Price

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 12/8

4:46 pm-1:40 pm

2 stops14h 54m

Barcelona-El Prat

Mon 12/15

12:30 pm-10:51 pm

1 stop16h 21m

$505

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 12/8

11:39 am-9:00 am

1 stop15h 21m

Barcelona-El Prat

Mon 12/15

12:30 pm-10:51 pm

1 stop16h 21m

$509

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 4/8

11:15 am-6:00 am

1 stop12h 45m

Barcelona-El Prat

Tue 4/14

9:00 am-11:56 pm

1 stop20h 56m

$583

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 4/8

7:15 pm-3:40 pm

2 stops14h 25m

Barcelona-El Prat

Tue 4/14

9:00 am-7:00 pm

1 stop16h 00m

$587

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 4/8

7:15 pm-3:40 pm

2 stops14h 25m

Barcelona-El Prat

Tue 4/14

1:20 pm-11:58 pm

2 stops16h 38m

$593

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 11/5

9:03 am-10:25 am

2 stops19h 22m

Barcelona-El Prat

Wed 12/10

10:15 am-7:19 pm

1 stop15h 04m

$630

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 11/5

9:03 am-10:25 am

2 stops19h 22m

Barcelona-El Prat

Wed 12/10

10:15 am-10:58 pm

2 stops18h 43m

$635

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 11/5

7:30 pm-8:40 am

1 stop31h 10m

Barcelona-El Prat

Wed 12/10

10:15 am-7:19 pm

1 stop15h 04m

$680

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 4/13

2:44 pm-8:20 am

1 stop11h 36m

Barcelona-El Prat

Sat 4/25

11:15 am-11:26 pm

1 stop18h 11m

$843

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 4/13

5:50 pm-1:15 pm

1 stop13h 25m

Barcelona-El Prat

Sat 4/25

11:15 am-11:26 pm

1 stop18h 11m

$844

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Buffalo to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Buffalo and Barcelona-El Prat Airport?

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Buffalo is in November. Flight prices, which tend to average around $633, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Barcelona-El Prat Airport from Buffalo during January instead. Flights to Barcelona-El Prat Airport in January, while not as cheap as those in November, still average around $634.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Saturday when prices can be found for as low as $707. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,317. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Buffalo in the morning is the least expensive time of day to depart. momondo users have found prices as low as $743 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $923 on average. Flights to Barcelona-El Prat Airport from Buffalo in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Buffalo to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Barcelona-El Prat Airport (BUF to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Barcelona-El Prat Airport

Direct flights

None
There are no direct flights from Buffalo to Barcelona-El Prat Airport. There are no popular flight routes from Buffalo to Barcelona-El Prat Airport.
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  • How far is Buffalo to Barcelona-El Prat by plane?

    A flight from Buffalo to Barcelona-El Prat will travel around 3978.0 mi. 10h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Buffalo Airport to Barcelona-El Prat Airport?

    Prices for flights from Buffalo Airport to Barcelona-El Prat Airport refresh daily.

  • How many operators does momondo search for flights from Buffalo Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Buffalo Airport to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Buffalo to Barcelona-El Prat Airport?

Best airlines flying from Buffalo to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Buffalo to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $559Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
British AirwaysPriceFrom $697Free CancellationRating
6.7
7,474 reviews
Search British Airways flights
American AirlinesPriceFrom $807Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Badalona
Pineda de Mar
Roses
Calella
Pals
Palafrugell
Tortosa
Malgrat de Mar

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Barcelona?

It is quick and easy to find Buffalo to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

Can I find flights from Buffalo to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo to Barcelona?

momondo provides multiple filters to help you find the best flight to Barcelona from Buffalo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buffalo to Barcelona right now. Can momondo alert me if prices change?

Price alerts on flights to Barcelona from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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