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Cheap flights from Buffalo to Barcelona from $262

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 5/2. 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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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
10:35 am - 8:20 am
BUF
-
BCN
15h 45m
1 stop
United Airlines Logo
12:15 pm - 8:43 pm
BCN
-
BUF
38h 28m
2 stops
$538United Airlines
Sun, Apr 12 - Tue, Apr 28
United Airlines Logo
7:00 am - 8:20 am
BUF
-
BCN
19h 20m
2 stops
United Airlines Logo
12:15 pm - 8:43 pm
BCN
-
BUF
38h 28m
2 stops
$542United Airlines
Sun, Apr 12 - Tue, Apr 28
Air France Logo
7:56 pm - 8:45 am
BUF
-
BCN
30h 49m
1 stop
Air France Logo
9:15 pm - 6:51 pm
BCN
-
BUF
27h 36m
2 stops
$544Air France
Sun, Apr 12 - Tue, Apr 28
British Airways Logo
10:44 am - 6:45 am
BUF
-
BCN
14h 01m
1 stop
British Airways Logo
10:30 am - 9:36 pm
BCN
-
BUF
17h 06m
1 stop
$553British Airways
Sun, Apr 12 - Tue, Apr 28
Iberia Logo
3:01 pm - 10:55 am
BUF
-
BCN
13h 54m
1 stop
Iberia Logo
10:30 am - 9:36 pm
BCN
-
BUF
17h 06m
1 stop
$555Iberia
Sun, Apr 12 - Tue, Apr 28
Multiple Airlines Logo
3:01 pm - 11:40 am
BUF
-
BCN
14h 39m
2 stops
Multiple Airlines Logo
11:50 am - 10:04 pm
BCN
-
BUF
16h 14m
2 stops
$573Multiple Airlines
Sun, Apr 12 - Tue, Apr 28
Multiple Airlines Logo
11:15 am - 12:10 pm
BUF
-
BCN
18h 55m
1 stop
Multiple Airlines Logo
6:30 pm - 9:09 am
BCN
-
BUF
20h 39m
1 stop
$607Multiple Airlines
Mon, Aug 17 - Fri, Aug 28
American Airlines Logo
6:18 pm - 12:10 pm
BUF
-
BCN
11h 52m
2 stops
American Airlines Logo
12:50 pm - 11:56 pm
BCN
-
BUF
17h 06m
1 stop
$611American Airlines
Mon, Aug 17 - Wed, Sep 2
British Airways Logo
4:25 pm - 8:00 am
BUF
-
BCN
10h 35m
1 stop
British Airways Logo
8:35 pm - 11:40 pm
BCN
-
BUF
33h 05m
2 stops
$612British Airways
Mon, Mar 23 - Mon, Mar 30
Delta Logo
11:37 am - 11:10 am
BUF
-
BCN
18h 33m
2 stops
Delta Logo
6:20 am - 12:14 am
BCN
-
BUF
23h 54m
2 stops
$618Delta
Mon, Mar 23 - Mon, Mar 30

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets
United Airlines
Apr 12
BUF10:35 amBuffalo
15h 45m
1 stop
BCN8:20 amBarcelona-El Prat
Apr 28
BCN12:15 pmBarcelona-El Prat
38h 28m
2 stops
BUF8:43 pmBuffalo
$538
United Airlines
Apr 12
BUF7:00 amBuffalo
19h 20m
2 stops
BCN8:20 amBarcelona-El Prat
Apr 28
BCN12:15 pmBarcelona-El Prat
38h 28m
2 stops
BUF8:43 pmBuffalo
$542
United Airlines
Apr 12
BUF7:00 amBuffalo
19h 20m
2 stops
BCN8:20 amBarcelona-El Prat
Apr 28
BCN12:15 pmBarcelona-El Prat
38h 28m
2 stops
BUF8:43 pmBuffalo
$562

British Airways flights from Buffalo to Barcelona

Our best British Airways deals on Buffalo to Barcelona flight tickets
British Airways
Apr 12
BUF10:44 amBuffalo
14h 01m
1 stop
BCN6:45 amBarcelona-El Prat
Apr 28
BCN10:30 amBarcelona-El Prat
17h 06m
1 stop
BUF9:36 pmBuffalo
$553
British Airways
Apr 12
BUF3:01 pmBuffalo
15h 39m
2 stops
BCN12:40 pmBarcelona-El Prat
Apr 28
BCN10:30 amBarcelona-El Prat
17h 06m
1 stop
BUF9:36 pmBuffalo
$555
British Airways
Aug 16
BUF1:07 pmBuffalo
11h 38m
1 stop
BCN6:45 amBarcelona-El Prat
Aug 27
BCN12:50 pmBarcelona-El Prat
14h 21m
1 stop
BUF9:11 pmBuffalo
$624

momondo 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, momondo users made 832,500 searches. Data last updated February 26, 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

Price

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

10:35 am-8:20 am

1 stop15h 45m

Barcelona-El Prat

Tue 4/28

12:15 pm-8:43 pm

2 stops38h 28m

$538

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

7:00 am-8:20 am

2 stops19h 20m

Barcelona-El Prat

Tue 4/28

12:15 pm-8:43 pm

2 stops38h 28m

$542

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

7:56 pm-8:45 am

1 stop30h 49m

Barcelona-El Prat

Tue 4/28

9:15 pm-6:51 pm

2 stops27h 36m

$544

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

10:44 am-6:45 am

1 stop14h 01m

Barcelona-El Prat

Tue 4/28

10:30 am-9:36 pm

1 stop17h 06m

$553

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

3:01 pm-10:55 am

1 stop13h 54m

Barcelona-El Prat

Tue 4/28

10:30 am-9:36 pm

1 stop17h 06m

$555

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 4/12

3:01 pm-11:40 am

2 stops14h 39m

Barcelona-El Prat

Tue 4/28

11:50 am-10:04 pm

2 stops16h 14m

$573

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

11:15 am-12:10 pm

1 stop18h 55m

Barcelona-El Prat

Fri 8/28

6:30 pm-9:09 am

1 stop20h 39m

$607

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

6:18 pm-12:10 pm

2 stops11h 52m

Barcelona-El Prat

Wed 9/2

12:50 pm-11:56 pm

1 stop17h 06m

$611

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 3/23

4:25 pm-8:00 am

1 stop10h 35m

Barcelona-El Prat

Mon 3/30

8:35 pm-11:40 pm

2 stops33h 05m

$612

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 3/23

11:37 am-11:10 am

2 stops18h 33m

Barcelona-El Prat

Mon 3/30

6:20 am-12:14 am

2 stops23h 54m

$618

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

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?

The month of January is, on average, the cheapest month to fly to Barcelona from Buffalo, with most prices found around $644. If you don’t want to visit Barcelona in January, then you should wait until November to fly from Buffalo, when ticket prices are also cheap, with an average price of $662.

Cheap Buffalo to Barcelona flight deals and tips

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

Fastest flight time

14h 56m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 14h 56m
There are no direct flights from Buffalo to Barcelona. There are no popular flight routes from Buffalo to Barcelona.
Search flight deals

  • How far is Buffalo to Barcelona by plane?

    There are 3979.1 mi between Buffalo and Barcelona. Typically, this will take 14h 56m by plane in normal conditions.

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

    Prices for flights from Buffalo Airport to Barcelona are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Buffalo to Barcelona

Compare and see reviews for airlines that fly from Buffalo to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $155Free CancellationRating
7.9
8,237 reviews
Search Delta flights
British AirwaysPriceFrom $466Free CancellationRating
6.7
7,768 reviews
Search British Airways flights
KLMPriceFrom $513Free CancellationRating
7.7
1,460 reviews
Search KLM flights
United AirlinesPriceFrom $559Free CancellationRating
7.4
9,347 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.2
11,352 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Barcelona from Buffalo.

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

All flight searches from Buffalo to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

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?

If you are not ready to book a flight from Buffalo to Barcelona now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Barcelona and let you know when they change.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport