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Cheap flights from Buffalo to Barcelona from $342

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.
SWISS Logo
10:50 am - 8:50 am
BUF
-
BCN
16h 00m
2 stops
SWISS Logo
6:00 am - 4:47 pm
BCN
-
BUF
16h 47m
2 stops
$698SWISS
Wed, Oct 14 - Wed, Oct 21
KLM Logo
3:50 pm - 8:45 am
BUF
-
BCN
10h 55m
1 stop
KLM Logo
10:55 am - 6:54 pm
BCN
-
BUF
13h 59m
1 stop
$718KLM
Tue, Oct 13 - Tue, Oct 20
Virgin Atlantic Logo
12:50 pm - 12:50 pm
BUF
-
BCN
18h 00m
2 stops
Virgin Atlantic Logo
11:00 am - 11:59 pm
BCN
-
BUF
18h 59m
2 stops
$722Virgin Atlantic
Tue, Oct 13 - Tue, Oct 20
Virgin Atlantic Logo
12:50 pm - 12:50 pm
BUF
-
BCN
18h 00m
2 stops
Virgin Atlantic Logo
3:15 pm - 10:34 am
BCN
-
BUF
25h 19m
2 stops
$733Virgin Atlantic
Tue, Oct 13 - Tue, Oct 20
SWISS Logo
10:30 am - 2:05 pm
BUF
-
BCN
21h 35m
2 stops
SWISS Logo
6:00 am - 9:08 pm
BCN
-
BUF
21h 08m
2 stops
$795SWISS
Tue, Sep 1 - Sat, Sep 12
Air France Logo
7:15 pm - 3:35 pm
BUF
-
BCN
14h 20m
2 stops
Air France Logo
12:20 pm - 11:59 pm
BCN
-
BUF
17h 39m
2 stops
$810Air France
Tue, Oct 13 - Tue, Oct 20
Air Canada Logo
5:58 pm - 9:20 am
BUF
-
BCN
33h 22m
2 stops
Air Canada Logo
1:15 pm - 9:07 pm
BCN
-
BUF
37h 52m
2 stops
$828Air Canada
Sat, Aug 22 - Wed, Sep 2
Delta Logo
7:15 pm - 4:25 pm
BUF
-
BCN
15h 10m
2 stops
Delta Logo
10:55 am - 11:56 pm
BCN
-
BUF
19h 01m
1 stop
$833Delta
Tue, Sep 1 - Sat, Sep 12
Multiple Airlines Logo
7:59 pm - 8:45 am
BUF
-
BCN
30h 46m
1 stop
Multiple Airlines Logo
10:55 am - 11:56 pm
BCN
-
BUF
19h 01m
1 stop
$835Multiple Airlines
Sat, Aug 22 - Wed, Sep 2
Multiple Airlines Logo
6:00 am - 10:10 pm
BUF
-
BCN
34h 10m
2 stops
Multiple Airlines Logo
8:00 am - 11:32 pm
BCN
-
BUF
21h 32m
2 stops
$836Multiple Airlines
Fri, Aug 21 - Wed, Sep 2

TAP AIR PORTUGAL flights from Buffalo to Barcelona

Our best TAP AIR PORTUGAL deals on Buffalo to Barcelona flight tickets
TAP AIR PORTUGAL
Oct 9
BUF3:10 pmBuffalo
24h 40m
2 stops
BCN9:50 pmBarcelona-El Prat
Oct 11
BCN6:00 amBarcelona-El Prat
32h 24m
2 stops
BUF8:24 amBuffalo
$850
TAP AIR PORTUGAL
Oct 9
BUF3:10 pmBuffalo
19h 45m
2 stops
BCN4:55 pmBarcelona-El Prat
Oct 11
BCN10:40 pmBarcelona-El Prat
39h 44m
2 stops
BUF8:24 amBuffalo
$869
TAP AIR PORTUGAL
May 17
BUF10:14 amBuffalo
29h 36m
2 stops
BCN9:50 pmBarcelona-El Prat
May 22
BCN6:00 amBarcelona-El Prat
45h 38m
2 stops
BUF9:38 pmBuffalo
$1,247

Delta flights from Buffalo to Barcelona

Our best Delta deals on Buffalo to Barcelona flight tickets
Delta
Sep 1
BUF7:15 pmBuffalo
15h 10m
2 stops
BCN4:25 pmBarcelona-El Prat
Sep 12
BCN10:55 amBarcelona-El Prat
19h 01m
1 stop
BUF11:56 pmBuffalo
$833
Delta
Oct 9
BUF11:15 amBuffalo
15h 45m
2 stops
BCN9:00 amBarcelona-El Prat
Oct 11
BCN10:55 amBarcelona-El Prat
18h 55m
1 stop
BUF11:50 pmBuffalo
$863
Delta
Sep 1
BUF11:15 amBuffalo
17h 00m
2 stops
BCN10:15 amBarcelona-El Prat
Sep 12
BCN10:55 amBarcelona-El Prat
29h 40m
1 stop
BUF10:35 amBuffalo
$879

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 13, 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

Wed 10/14

10:50 am-8:50 am

2 stops16h 00m

Barcelona-El Prat

Wed 10/21

6:00 am-4:47 pm

2 stops16h 47m

$698
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 10/13

3:50 pm-8:45 am

1 stop10h 55m

Barcelona-El Prat

Tue 10/20

10:55 am-6:54 pm

1 stop13h 59m

$718

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 10/13

12:50 pm-12:50 pm

2 stops18h 00m

Barcelona-El Prat

Tue 10/20

11:00 am-11:59 pm

2 stops18h 59m

$722

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 10/13

12:50 pm-12:50 pm

2 stops18h 00m

Barcelona-El Prat

Tue 10/20

3:15 pm-10:34 am

2 stops25h 19m

$733

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

10:30 am-2:05 pm

2 stops21h 35m

Barcelona-El Prat

Sat 9/12

6:00 am-9:08 pm

2 stops21h 08m

$795

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 10/13

7:15 pm-3:35 pm

2 stops14h 20m

Barcelona-El Prat

Tue 10/20

12:20 pm-11:59 pm

2 stops17h 39m

$810

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sat 8/22

5:58 pm-9:20 am

2 stops33h 22m

Barcelona-El Prat

Wed 9/2

1:15 pm-9:07 pm

2 stops37h 52m

$828

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

7:15 pm-4:25 pm

2 stops15h 10m

Barcelona-El Prat

Sat 9/12

10:55 am-11:56 pm

1 stop19h 01m

$833

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sat 8/22

7:59 pm-8:45 am

1 stop30h 46m

Barcelona-El Prat

Wed 9/2

10:55 am-11:56 pm

1 stop19h 01m

$835

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 8/21

6:00 am-10:10 pm

2 stops34h 10m

Barcelona-El Prat

Wed 9/2

8:00 am-11:32 pm

2 stops21h 32m

$836

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 55m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 10h 55m
There are no direct flights from Buffalo to Barcelona. There are no popular flight routes from Buffalo to Barcelona.
Search flight deals

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 55m 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
2,974 reviews
Search JetBlue flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,448 reviews
Search Delta flights
KLMPriceFrom $513Free CancellationRating
7.8
1,517 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.1
11,664 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