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Cheap flights from Buffalo to Barcelona from $324

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 8/9. 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.
KLM Logo
3:50 pm - 8:45 am
BUF
-
BCN
10h 55m
1 stop
KLM Logo
10:50 am - 11:55 pm
BCN
-
BUF
18h 05m
1 stop
$717KLM
Wed, Oct 14 - Thu, Oct 29
Virgin Atlantic Logo
7:00 am - 8:35 am
BUF
-
BCN
19h 35m
2 stops
Virgin Atlantic Logo
10:50 am - 11:05 pm
BCN
-
BUF
17h 15m
2 stops
$722Virgin Atlantic
Wed, Oct 14 - Thu, Oct 29
SWISS Logo
10:54 am - 7:10 pm
BUF
-
BCN
26h 16m
2 stops
SWISS Logo
6:00 am - 9:08 pm
BCN
-
BUF
21h 08m
2 stops
$795SWISS
Tue, Sep 1 - Sat, Sep 12
SWISS Logo
10:54 am - 7:10 pm
BUF
-
BCN
26h 16m
2 stops
SWISS Logo
6:00 am - 9:08 pm
BCN
-
BUF
21h 08m
2 stops
$825SWISS
Thu, Sep 3 - Wed, Sep 9
Delta Logo
11:15 am - 9:00 am
BUF
-
BCN
15h 45m
2 stops
Delta Logo
10:55 am - 11:50 pm
BCN
-
BUF
18h 55m
1 stop
$829Delta
Fri, Oct 9 - Sun, Oct 11
United Airlines Logo
7:04 pm - 8:00 am
BUF
-
BCN
30h 56m
2 stops
United Airlines Logo
6:40 am - 11:18 pm
BCN
-
BUF
22h 38m
2 stops
$831United Airlines
Tue, Sep 1 - Sat, Sep 12
Delta Logo
10:00 am - 10:15 am
BUF
-
BCN
18h 15m
2 stops
Delta Logo
6:20 am - 7:19 pm
BCN
-
BUF
18h 59m
2 stops
$834Delta
Wed, Aug 5 - Tue, Aug 11
United Airlines Logo
1:55 pm - 1:10 pm
BUF
-
BCN
18h 15m
1 stop
United Airlines Logo
1:35 pm - 9:47 am
BCN
-
BUF
26h 12m
2 stops
$837United Airlines
Sun, Oct 25 - Sun, Nov 1
Delta Logo
7:25 pm - 6:50 pm
BUF
-
BCN
17h 25m
2 stops
Delta Logo
10:55 am - 10:35 am
BCN
-
BUF
29h 40m
1 stop
$838Delta
Tue, Sep 1 - Sat, Sep 12
Delta Logo
11:15 am - 10:15 am
BUF
-
BCN
17h 00m
2 stops
Delta Logo
10:55 am - 10:35 am
BCN
-
BUF
29h 40m
1 stop
$845Delta
Tue, Sep 1 - Sat, Sep 12

Iberia flights from Buffalo to Barcelona

Our best Iberia deals on Buffalo to Barcelona flight tickets
Iberia
Sep 30
BUF1:22 pmBuffalo
27h 18m
2 stops
BCN10:40 pmBarcelona-El Prat
Oct 12
BCN9:10 pmBarcelona-El Prat
32h 00m
2 stops
BUF11:10 pmBuffalo
$736
Iberia
Jul 11
BUF4:48 pmBuffalo
12h 07m
1 stop
BCN10:55 amBarcelona-El Prat
Jul 18
BCN10:30 amBarcelona-El Prat
18h 17m
1 stop
BUF10:47 pmBuffalo
$958

British Airways flights from Buffalo to Barcelona

Our best British Airways deals on Buffalo to Barcelona flight tickets
British Airways
Sep 30
BUF12:58 pmBuffalo
12h 37m
1 stop
BCN7:35 amBarcelona-El Prat
Oct 12
BCN7:20 pmBarcelona-El Prat
33h 50m
2 stops
BUF11:10 pmBuffalo
$829
British Airways
May 8
BUF3:04 pmBuffalo
15h 16m
2 stops
BCN12:20 pmBarcelona-El Prat
May 16
BCN10:30 amBarcelona-El Prat
17h 06m
1 stop
BUF9:36 pmBuffalo
$950
British Airways
May 8
BUF3:04 pmBuffalo
15h 16m
2 stops
BCN12:20 pmBarcelona-El Prat
May 16
BCN10:30 amBarcelona-El Prat
17h 06m
1 stop
BUF9:36 pmBuffalo
$953

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 May 8, 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
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 10/14

3:50 pm-8:45 am

1 stop10h 55m

Barcelona-El Prat

Thu 10/29

10:50 am-11:55 pm

1 stop18h 05m

$717

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 10/14

7:00 am-8:35 am

2 stops19h 35m

Barcelona-El Prat

Thu 10/29

10:50 am-11:05 pm

2 stops17h 15m

$722

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

10:54 am-7:10 pm

2 stops26h 16m

Barcelona-El Prat

Sat 9/12

6:00 am-9:08 pm

2 stops21h 08m

$795

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

10:54 am-7:10 pm

2 stops26h 16m

Barcelona-El Prat

Wed 9/9

6:00 am-9:08 pm

2 stops21h 08m

$825

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 10/9

11:15 am-9:00 am

2 stops15h 45m

Barcelona-El Prat

Sun 10/11

10:55 am-11:50 pm

1 stop18h 55m

$829

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

7:04 pm-8:00 am

2 stops30h 56m

Barcelona-El Prat

Sat 9/12

6:40 am-11:18 pm

2 stops22h 38m

$831

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 8/5

10:00 am-10:15 am

2 stops18h 15m

Barcelona-El Prat

Tue 8/11

6:20 am-7:19 pm

2 stops18h 59m

$834

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 10/25

1:55 pm-1:10 pm

1 stop18h 15m

Barcelona-El Prat

Sun 11/1

1:35 pm-9:47 am

2 stops26h 12m

$837

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

7:25 pm-6:50 pm

2 stops17h 25m

Barcelona-El Prat

Sat 9/12

10:55 am-10:35 am

1 stop29h 40m

$838

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

11:15 am-10:15 am

2 stops17h 00m

Barcelona-El Prat

Sat 9/12

10:55 am-10:35 am

1 stop29h 40m

$845

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

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 September is, on average, the cheapest month to fly to Barcelona from Buffalo, with most prices found around $137. If you don’t want to visit Barcelona in September, then you should wait until August to fly from Buffalo, when ticket prices are also cheap, with an average price of $155.

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

10h 52m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 10h 52m
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 10h 52m 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
7.1
2,980 reviews
Search JetBlue flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,456 reviews
Search Delta flights
British AirwaysPriceFrom $466Free CancellationRating
6.7
7,952 reviews
Search British Airways flights
KLMPriceFrom $513Free CancellationRating
7.8
1,511 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.1
11,667 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