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Cheap flights from Buffalo to Barcelona from $438

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 5/5. 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
1 adult, Economy, 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.
Multiple Airlines Logo
7:00 am - 10:10 pm
BUF
-
BCN
33h 10m
2 stops
Multiple Airlines Logo
8:00 am - 10:32 pm
BCN
-
BUF
20h 32m
2 stops
$770Multiple Airlines
Tue, May 12 - Tue, May 19
United Airlines Logo
6:00 am - 8:20 am
BUF
-
BCN
20h 20m
1 stop
United Airlines Logo
12:00 pm - 6:17 pm
BCN
-
BUF
12h 17m
1 stop
$773United Airlines
Mon, Aug 17 - Wed, Sep 2
Air Canada Logo
7:00 am - 8:00 am
BUF
-
BCN
19h 00m
2 stops
Air Canada Logo
1:15 pm - 9:08 pm
BCN
-
BUF
37h 53m
2 stops
$776Air Canada
Mon, Aug 17 - Tue, Sep 1
United Airlines Logo
10:25 am - 8:20 am
BUF
-
BCN
15h 55m
1 stop
United Airlines Logo
10:15 am - 12:26 am
BCN
-
BUF
20h 11m
2 stops
$777United Airlines
Mon, Aug 17 - Wed, Sep 2
United Airlines Logo
5:52 pm - 1:15 pm
BUF
-
BCN
13h 23m
1 stop
United Airlines Logo
11:15 am - 9:08 pm
BCN
-
BUF
15h 53m
2 stops
$778United Airlines
Mon, Aug 17 - Tue, Sep 1
Air Canada Logo
7:00 am - 9:20 am
BUF
-
BCN
20h 20m
2 stops
Air Canada Logo
1:15 pm - 4:43 pm
BCN
-
BUF
33h 28m
2 stops
$781Air Canada
Tue, Aug 18 - Tue, Sep 1
Air Canada Logo
7:00 am - 8:00 am
BUF
-
BCN
19h 00m
2 stops
Air Canada Logo
12:15 pm - 9:14 am
BCN
-
BUF
50h 59m
2 stops
$785Air Canada
Mon, Aug 17 - Wed, Sep 2
Air Canada Logo
7:00 am - 9:20 am
BUF
-
BCN
20h 20m
2 stops
Air Canada Logo
12:15 pm - 9:14 am
BCN
-
BUF
50h 59m
2 stops
$790Air Canada
Tue, Aug 18 - Wed, Sep 2
SWISS Logo
10:54 am - 11:35 pm
BUF
-
BCN
30h 41m
2 stops
SWISS Logo
8:00 pm - 9:08 pm
BCN
-
BUF
31h 08m
2 stops
$794SWISS
Tue, Sep 1 - Sat, Sep 12
SWISS Logo
10:54 am - 7:10 pm
BUF
-
BCN
26h 16m
2 stops
SWISS Logo
9:40 am - 9:08 pm
BCN
-
BUF
17h 28m
2 stops
$803SWISS
Thu, Sep 3 - Fri, Sep 11

JetBlue flights from Buffalo to Barcelona

Our best JetBlue deals on Buffalo to Barcelona flight tickets
JetBlue
Jun 1
BUF5:34 pmBuffalo
10h 11m
1 stop
BCN9:45 amBarcelona-El Prat
Jun 10
BCN12:50 pmBarcelona-El Prat
14h 48m
1 stop
BUF9:38 pmBuffalo
$859
JetBlue
Sep 1
BUF10:25 amBuffalo
17h 20m
1 stop
BCN9:45 amBarcelona-El Prat
Sep 12
BCN12:50 pmBarcelona-El Prat
13h 34m
1 stop
BUF8:24 pmBuffalo
$876
JetBlue
Sep 3
BUF10:25 amBuffalo
17h 20m
1 stop
BCN9:45 amBarcelona-El Prat
Sep 11
BCN12:50 pmBarcelona-El Prat
28h 24m
1 stop
BUF11:14 amBuffalo
$887

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets
United Airlines
Aug 17
BUF6:00 amBuffalo
20h 20m
1 stop
BCN8:20 amBarcelona-El Prat
Sep 2
BCN12:00 pmBarcelona-El Prat
12h 17m
1 stop
BUF6:17 pmBuffalo
$773
United Airlines
Aug 17
BUF10:25 amBuffalo
15h 55m
1 stop
BCN8:20 amBarcelona-El Prat
Sep 2
BCN10:15 amBarcelona-El Prat
20h 11m
2 stops
BUF12:26 amBuffalo
$777
United Airlines
Aug 17
BUF7:00 amBuffalo
19h 20m
2 stops
BCN8:20 amBarcelona-El Prat
Sep 2
BCN11:15 amBarcelona-El Prat
15h 53m
2 stops
BUF9:08 pmBuffalo
$778

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 April 3, 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

Cheapest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 5/12

7:00 am-10:10 pm

2 stops33h 10m

Barcelona-El Prat

Tue 5/19

8:00 am-10:32 pm

2 stops20h 32m

$770

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

6:00 am-8:20 am

1 stop20h 20m

Barcelona-El Prat

Wed 9/2

12:00 pm-6:17 pm

1 stop12h 17m

$773

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

7:00 am-8:00 am

2 stops19h 00m

Barcelona-El Prat

Tue 9/1

1:15 pm-9:08 pm

2 stops37h 53m

$776

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

10:25 am-8:20 am

1 stop15h 55m

Barcelona-El Prat

Wed 9/2

10:15 am-12:26 am

2 stops20h 11m

$777
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

5:52 pm-1:15 pm

1 stop13h 23m

Barcelona-El Prat

Tue 9/1

11:15 am-9:08 pm

2 stops15h 53m

$778

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 8/18

7:00 am-9:20 am

2 stops20h 20m

Barcelona-El Prat

Tue 9/1

1:15 pm-4:43 pm

2 stops33h 28m

$781

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 8/17

7:00 am-8:00 am

2 stops19h 00m

Barcelona-El Prat

Wed 9/2

12:15 pm-9:14 am

2 stops50h 59m

$785

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 8/18

7:00 am-9:20 am

2 stops20h 20m

Barcelona-El Prat

Wed 9/2

12:15 pm-9:14 am

2 stops50h 59m

$790

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

10:54 am-11:35 pm

2 stops30h 41m

Barcelona-El Prat

Sat 9/12

8:00 pm-9:08 pm

2 stops31h 08m

$794

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

10:54 am-7:10 pm

2 stops26h 16m

Barcelona-El Prat

Fri 9/11

9:40 am-9:08 pm

2 stops17h 28m

$803

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 typical price of a round-trip flight between Buffalo and Barcelona?

What is the cheapest month to fly to Barcelona?

The month of December is, on average, the cheapest month to fly to Barcelona from Buffalo, with most prices found around $533. If you don’t want to visit Barcelona in December, then you should wait until January to fly from Buffalo, when ticket prices are also cheap, with an average price of $644.

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 14m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 14h 14m
There are no direct flights from Buffalo to Barcelona. There are no popular flight routes from Buffalo to Barcelona.
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Frequently asked questions about flying from Buffalo to Barcelona

  • How far is Buffalo to Barcelona by plane?

    There are 3979.1 mi between Buffalo and Barcelona. Typically, this will take 14h 14m 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
JetBluePriceFrom $137Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,373 reviews
Search Delta flights
British AirwaysPriceFrom $466Free CancellationRating
6.7
7,841 reviews
Search British Airways flights
KLMPriceFrom $513Free CancellationRating
7.7
1,485 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,536 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.1
11,551 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