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Cheap flights from Buffalo to Barcelona from $326

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 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 2:15 pm
BUF
-
BCN
25h 15m
2 stops
United Airlines Logo
10:30 am - 6:42 pm
BCN
-
BUF
13h 12m
1 stop
$496United Airlines
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
7:30 pm - 5:35 pm
BUF
-
BCN
17h 05m
2 stops
United Airlines Logo
9:55 am - 9:50 am
BCN
-
BUF
28h 55m
2 stops
$500United Airlines
Wed, Mar 18 - Wed, Mar 25
United Airlines Logo
7:00 am - 2:15 pm
BUF
-
BCN
25h 15m
2 stops
United Airlines Logo
9:10 am - 9:50 am
BCN
-
BUF
29h 40m
2 stops
$502United Airlines
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
7:30 pm - 5:35 pm
BUF
-
BCN
17h 05m
2 stops
United Airlines Logo
12:15 pm - 8:43 pm
BCN
-
BUF
38h 28m
2 stops
$511United Airlines
Wed, Mar 18 - Tue, Mar 31
Delta Logo
3:56 pm - 3:00 pm
BUF
-
BCN
18h 04m
2 stops
Delta Logo
11:00 am - 11:46 pm
BCN
-
BUF
18h 46m
1 stop
$527Delta
Wed, Mar 18 - Tue, Mar 31
United Airlines Logo
6:07 am - 8:20 am
BUF
-
BCN
20h 13m
1 stop
United Airlines Logo
10:30 am - 6:42 pm
BCN
-
BUF
13h 12m
1 stop
$530United Airlines
Sun, Mar 1 - Sun, Mar 8
United Airlines Logo
7:00 am - 1:15 pm
BUF
-
BCN
24h 15m
1 stop
United Airlines Logo
12:15 pm - 8:43 pm
BCN
-
BUF
38h 28m
2 stops
$553United Airlines
Wed, Apr 15 - Sun, Apr 26
Multiple Airlines Logo
6:00 am - 11:00 pm
BUF
-
BCN
35h 00m
2 stops
Multiple Airlines Logo
6:45 am - 11:32 pm
BCN
-
BUF
22h 47m
2 stops
$565Multiple Airlines
Tue, Feb 17 - Tue, Feb 24
British Airways Logo
5:45 pm - 3:40 pm
BUF
-
BCN
15h 55m
2 stops
British Airways Logo
9:25 pm - 11:49 pm
BCN
-
BUF
32h 24m
2 stops
$571British Airways
Tue, Apr 28 - Thu, May 14
United Airlines Logo
10:55 am - 8:20 am
BUF
-
BCN
15h 25m
2 stops
United Airlines Logo
11:15 am - 6:35 pm
BCN
-
BUF
13h 20m
1 stop
$572United Airlines
Tue, Apr 28 - Thu, May 14

United Airlines flights from Buffalo to Barcelona-El Prat Airport

Our best United Airlines deals on Buffalo to Barcelona-El Prat Airport flight tickets
United Airlines
Mar 1
BUF7:00 amBuffalo
25h 15m
2 stops
BCN2:15 pmBarcelona-El Prat
Mar 8
BCN10:30 amBarcelona-El Prat
13h 12m
1 stop
BUF6:42 pmBuffalo
$496
United Airlines
Mar 18
BUF7:30 pmBuffalo
17h 05m
2 stops
BCN5:35 pmBarcelona-El Prat
Mar 25
BCN9:55 amBarcelona-El Prat
28h 55m
2 stops
BUF9:50 amBuffalo
$500
United Airlines
Mar 1
BUF7:00 amBuffalo
25h 15m
2 stops
BCN2:15 pmBarcelona-El Prat
Mar 8
BCN9:10 amBarcelona-El Prat
29h 40m
2 stops
BUF9:50 amBuffalo
$502

Delta flights from Buffalo to Barcelona-El Prat Airport

Our best Delta deals on Buffalo to Barcelona-El Prat Airport flight tickets
Delta
Mar 18
BUF3:56 pmBuffalo
18h 04m
2 stops
BCN3:00 pmBarcelona-El Prat
Mar 31
BCN11:00 amBarcelona-El Prat
18h 46m
1 stop
BUF11:46 pmBuffalo
$527
Delta
Feb 21
BUF7:41 pmBuffalo
15h 19m
2 stops
BCN5:00 pmBarcelona-El Prat
Mar 1
BCN10:15 amBarcelona-El Prat
29h 32m
2 stops
BUF9:47 amBuffalo
$677

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 February 2, 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

Price

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 3/1

7:00 am-2:15 pm

2 stops25h 15m

Barcelona-El Prat

Sun 3/8

10:30 am-6:42 pm

1 stop13h 12m

$496

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 3/18

7:30 pm-5:35 pm

2 stops17h 05m

Barcelona-El Prat

Wed 3/25

9:55 am-9:50 am

2 stops28h 55m

$500

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 3/1

7:00 am-2:15 pm

2 stops25h 15m

Barcelona-El Prat

Sun 3/8

9:10 am-9:50 am

2 stops29h 40m

$502

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 3/18

7:30 pm-5:35 pm

2 stops17h 05m

Barcelona-El Prat

Tue 3/31

12:15 pm-8:43 pm

2 stops38h 28m

$511

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 3/18

3:56 pm-3:00 pm

2 stops18h 04m

Barcelona-El Prat

Tue 3/31

11:00 am-11:46 pm

1 stop18h 46m

$527

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 3/1

6:07 am-8:20 am

1 stop20h 13m

Barcelona-El Prat

Sun 3/8

10:30 am-6:42 pm

1 stop13h 12m

$530

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 4/15

7:00 am-1:15 pm

1 stop24h 15m

Barcelona-El Prat

Sun 4/26

12:15 pm-8:43 pm

2 stops38h 28m

$553

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 2/17

6:00 am-11:00 pm

2 stops35h 00m

Barcelona-El Prat

Tue 2/24

6:45 am-11:32 pm

2 stops22h 47m

$565

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 4/28

5:45 pm-3:40 pm

2 stops15h 55m

Barcelona-El Prat

Thu 5/14

9:25 pm-11:49 pm

2 stops32h 24m

$571

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 4/28

10:55 am-8:20 am

2 stops15h 25m

Barcelona-El Prat

Thu 5/14

11:15 am-6:35 pm

1 stop13h 20m

$572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

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 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 $648, 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 $703.

Can stopping save me money on Buffalo to Barcelona-El Prat Airport flights?

You could potentially save up to 35% on your flight if you consider stops on a Buffalo to Barcelona-El Prat Airport flight.

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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Buffalo to Barcelona-El Prat Airport takes 15h 00m
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.
Search flight deals

  • How far is Buffalo to Barcelona-El Prat by plane?

    A flight from Buffalo to Barcelona-El Prat will travel around 3978.0 mi. 15h 00m 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
British AirwaysPriceFrom $466Free CancellationRating
6.7
7,709 reviews
Search British Airways flights
KLMPriceFrom $513Free CancellationRating
7.7
1,446 reviews
Search KLM flights
United AirlinesPriceFrom $559Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.2
11,210 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
Tarragona
El Prat de Llobregat
Castelldefels
L'Hospitalet de Llobregat
Santa Susanna
Calella
Cadaques
Cambrils
Empuriabrava
Pals
Badalona
Pineda de Mar
Roses
Palafrugell
Tortosa
La Pineda

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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