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Cheap flights from Buffalo to Barcelona from $434

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Barcelona departing on 1/26. 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.
Delta Logo
3:38 pm - 8:00 amBUF-BCN
10h 22m1 stop
Delta Logo
10:15 am - 7:03 pmBCN-BUF
14h 48m1 stop
$434Delta
Find Deal
Mon, Jan 26 - Tue, Feb 10
Multiple Airlines Logo
11:51 am - 8:50 amBUF-BCN
14h 59m2 stops
Multiple Airlines Logo
10:15 am - 7:03 pmBCN-BUF
14h 48m1 stop
$452Multiple Airlines
Find Deal
Mon, Jan 19 - Thu, Jan 29
KLM Logo
12:14 pm - 8:40 amBUF-BCN
14h 26m1 stop
KLM Logo
1:00 pm - 12:16 amBCN-BUF
17h 16m2 stops
$465KLM
Find Deal
Tue, Jan 20 - Sun, Feb 1
British Airways Logo
4:01 pm - 2:45 pmBUF-BCN
16h 44m2 stops
British Airways Logo
12:30 pm - 10:55 pmBCN-BUF
16h 25m1 stop
$481British Airways
Find Deal
Thu, Jan 29 - Sun, Feb 8
KLM Logo
11:51 am - 8:00 amBUF-BCN
14h 09m1 stop
KLM Logo
10:15 am - 12:16 amBCN-BUF
20h 01m1 stop
$509KLM
Find Deal
Mon, Jan 19 - Thu, Jan 29
United Airlines Logo
8:30 am - 9:35 amBUF-BCN
19h 05m2 stops
United Airlines Logo
11:00 am - 5:40 pmBCN-BUF
12h 40m1 stop
$583United Airlines
Find Deal
Sun, Feb 1 - Tue, Feb 10
United Airlines Logo
9:55 am - 9:35 amBUF-BCN
17h 40m2 stops
United Airlines Logo
6:50 am - 5:40 pmBCN-BUF
16h 50m2 stops
$585United Airlines
Find Deal
Wed, Jan 21 - Fri, Jan 30
American Airlines Logo
3:58 pm - 11:55 amBUF-BCN
13h 57m2 stops
American Airlines Logo
10:40 am - 9:06 pmBCN-BUF
16h 26m1 stop
$588American Airlines
Find Deal
Sun, Jan 4 - Sat, Jan 24
British Airways Logo
4:01 pm - 9:00 amBUF-BCN
10h 59m1 stop
British Airways Logo
12:30 pm - 10:55 pmBCN-BUF
16h 25m1 stop
$684British Airways
Find Deal
Fri, Jan 23 - Wed, Feb 4
American Airlines Logo
11:15 am - 11:55 amBUF-BCN
19h 40m1 stop
American Airlines Logo
6:10 pm - 9:09 amBCN-BUF
19h 59m1 stop
$708American Airlines
Find Deal
Sat, Mar 14 - Sat, Mar 21

Delta flights from Buffalo to Barcelona

Our best Delta deals on Buffalo to Barcelona flight tickets
Delta
Jan 26
BUF3:38 pmBuffalo
10h 22m
1 stop
BCN8:00 amBarcelona-El Prat
Feb 10
BCN10:15 amBarcelona-El Prat
14h 48m
1 stop
BUF7:03 pmBuffalo
$434
Find similar
Delta
Jan 19
BUF11:51 amBuffalo
14h 59m
2 stops
BCN8:50 amBarcelona-El Prat
Jan 29
BCN10:15 amBarcelona-El Prat
18h 44m
2 stops
BUF10:59 pmBuffalo
$457
Find similar
Delta
Jan 28
BUF6:49 pmBuffalo
31h 51m
1 stop
BCN8:40 amBarcelona-El Prat
Feb 6
BCN10:55 amBarcelona-El Prat
18h 33m
1 stop
BUF11:28 pmBuffalo
$459
Find similar

KLM flights from Buffalo to Barcelona

Our best KLM deals on Buffalo to Barcelona flight tickets
KLM
Jan 20
BUF12:14 pmBuffalo
14h 26m
1 stop
BCN8:40 amBarcelona-El Prat
Feb 1
BCN1:00 pmBarcelona-El Prat
17h 16m
2 stops
BUF12:16 amBuffalo
$465
Find similar
KLM
Jan 19
BUF11:51 amBuffalo
14h 09m
1 stop
BCN8:00 amBarcelona-El Prat
Jan 29
BCN10:15 amBarcelona-El Prat
20h 01m
1 stop
BUF12:16 amBuffalo
$509
Find similar
KLM
Feb 26
BUF7:00 amBuffalo
19h 00m
1 stop
BCN8:00 amBarcelona-El Prat
Mar 1
BCN10:15 amBarcelona-El Prat
20h 01m
1 stop
BUF12:16 amBuffalo
$559
Find similar

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 November 10, 2025.
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

Mon 1/26

3:38 pm-8:00 am

1 stop10h 22m

Barcelona-El Prat

Tue 2/10

10:15 am-7:03 pm

1 stop14h 48m

$434

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 1/19

11:51 am-8:50 am

2 stops14h 59m

Barcelona-El Prat

Thu 1/29

10:15 am-7:03 pm

1 stop14h 48m

$452

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 1/20

12:14 pm-8:40 am

1 stop14h 26m

Barcelona-El Prat

Sun 2/1

1:00 pm-12:16 am

2 stops17h 16m

$465

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 1/29

4:01 pm-2:45 pm

2 stops16h 44m

Barcelona-El Prat

Sun 2/8

12:30 pm-10:55 pm

1 stop16h 25m

$481

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 1/19

11:51 am-8:00 am

1 stop14h 09m

Barcelona-El Prat

Thu 1/29

10:15 am-12:16 am

1 stop20h 01m

$509

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 2/1

8:30 am-9:35 am

2 stops19h 05m

Barcelona-El Prat

Tue 2/10

11:00 am-5:40 pm

1 stop12h 40m

$583

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 1/21

9:55 am-9:35 am

2 stops17h 40m

Barcelona-El Prat

Fri 1/30

6:50 am-5:40 pm

2 stops16h 50m

$585

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 1/4

3:58 pm-11:55 am

2 stops13h 57m

Barcelona-El Prat

Sat 1/24

10:40 am-9:06 pm

1 stop16h 26m

$588

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 1/23

4:01 pm-9:00 am

1 stop10h 59m

Barcelona-El Prat

Wed 2/4

12:30 pm-10:55 pm

1 stop16h 25m

$684

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sat 3/14

11:15 am-11:55 am

1 stop19h 40m

Barcelona-El Prat

Sat 3/21

6:10 pm-9:09 am

1 stop19h 59m

$708

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Buffalo and Barcelona?

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 $619. 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 $648.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from Buffalo to Barcelona is on a Saturday when prices can be found for as low as $707. On the other hand, Thursday is the most expensive day to depart from Buffalo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,317.

What is the cheapest time of day to depart on your flight to Barcelona?

In the morning is the cheapest time of day to fly from Buffalo to Barcelona when you can find flight prices for as low as $743. Flying to Barcelona in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $923 on average. Flights to Barcelona from Buffalo in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Buffalo to Barcelona flight deals and tips

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

Direct flights

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

    There are 3979.1 mi between Buffalo and Barcelona. Typically, this will take 10h 22m 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
United AirlinesPriceFrom $559Free CancellationRating
7.4
9,011 reviews
Search United Airlines flights
British AirwaysPriceFrom $697Free CancellationRating
6.7
7,508 reviews
Search British Airways flights
American AirlinesPriceFrom $807Free CancellationRating
7.2
11,047 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