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Cheap flights from Buffalo to Barcelona from $371

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 10/23. 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.
United Airlines Logo
2:44 pm - 9:00 am
BUF
-
BCN
13h 16m
1 stop
United Airlines Logo
11:00 am - 5:59 pm
BCN
-
BUF
12h 59m
1 stop
$709United Airlines
Tue, Oct 27 - Fri, Nov 6
Lufthansa Logo
6:00 am - 8:20 am
BUF
-
BCN
20h 20m
1 stop
Lufthansa Logo
11:15 am - 11:41 pm
BCN
-
BUF
18h 26m
1 stop
$717Lufthansa
Mon, Sep 28 - Wed, Oct 14
United Airlines Logo
6:00 am - 9:35 am
BUF
-
BCN
21h 35m
2 stops
United Airlines Logo
11:00 am - 5:59 pm
BCN
-
BUF
12h 59m
1 stop
$720United Airlines
Sun, Nov 8 - Thu, Nov 12
Lufthansa Logo
10:50 am - 1:15 pm
BUF
-
BCN
20h 25m
1 stop
Lufthansa Logo
8:00 am - 11:41 pm
BCN
-
BUF
21h 41m
2 stops
$721Lufthansa
Mon, Sep 28 - Wed, Oct 14
Virgin Atlantic Logo
7:00 am - 8:35 am
BUF
-
BCN
19h 35m
2 stops
Virgin Atlantic Logo
11:00 am - 11:54 pm
BCN
-
BUF
18h 54m
2 stops
$722Virgin Atlantic
Sun, Sep 20 - Tue, Sep 29
Iberia Logo
6:56 pm - 5:35 pm
BUF
-
BCN
16h 39m
2 stops
Iberia Logo
9:15 am - 11:10 pm
BCN
-
BUF
19h 55m
2 stops
$724Iberia
Mon, Sep 28 - Wed, Oct 14
United Airlines Logo
7:55 pm - 9:00 am
BUF
-
BCN
31h 05m
2 stops
United Airlines Logo
6:50 am - 8:31 pm
BCN
-
BUF
18h 41m
2 stops
$725United Airlines
Sat, Oct 17 - Fri, Oct 30
Multiple Airlines Logo
7:59 pm - 3:35 pm
BUF
-
BCN
13h 36m
2 stops
Multiple Airlines Logo
1:25 pm - 11:50 pm
BCN
-
BUF
16h 25m
2 stops
$727Multiple Airlines
Mon, Sep 28 - Wed, Oct 14
Scandinavian Airlines Logo
7:00 am - 6:10 pm
BUF
-
BCN
29h 10m
2 stops
Scandinavian Airlines Logo
7:00 pm - 11:56 pm
BCN
-
BUF
34h 56m
2 stops
$732Scandinavian Airlines
Tue, Sep 1 - Sat, Sep 12
Air Canada Logo
6:55 am - 8:00 am
BUF
-
BCN
19h 05m
3 stops
Air Canada Logo
1:50 pm - 9:49 am
BCN
-
BUF
25h 59m
3 stops
$741Air Canada
Sun, Sep 20 - Tue, Sep 29

SWISS flights from Buffalo to Barcelona

Our best SWISS deals on Buffalo to Barcelona flight tickets
SWISS
Sep 1
BUF10:30 amBuffalo
21h 35m
2 stops
BCN2:05 pmBarcelona-El Prat
Sep 7
BCN8:00 pmBarcelona-El Prat
31h 07m
2 stops
BUF9:07 pmBuffalo
$749
SWISS
Sep 1
BUF10:30 amBuffalo
21h 35m
2 stops
BCN2:05 pmBarcelona-El Prat
Sep 12
BCN6:00 amBarcelona-El Prat
21h 07m
2 stops
BUF9:07 pmBuffalo
$794
SWISS
Sep 1
BUF10:30 amBuffalo
21h 35m
2 stops
BCN2:05 pmBarcelona-El Prat
Sep 12
BCN6:00 amBarcelona-El Prat
21h 07m
2 stops
BUF9:07 pmBuffalo
$795

Delta flights from Buffalo to Barcelona

Our best Delta deals on Buffalo to Barcelona flight tickets
Delta
Sep 2
BUF7:59 pmBuffalo
15h 11m
2 stops
BCN5:10 pmBarcelona-El Prat
Sep 10
BCN11:00 amBarcelona-El Prat
18h 58m
1 stop
BUF11:58 pmBuffalo
$777
Delta
Aug 29
BUF7:59 pmBuffalo
15h 11m
2 stops
BCN5:10 pmBarcelona-El Prat
Sep 10
BCN11:00 amBarcelona-El Prat
18h 58m
1 stop
BUF11:58 pmBuffalo
$823
Delta
Aug 30
BUF10:20 amBuffalo
16h 15m
2 stops
BCN8:35 amBarcelona-El Prat
Sep 9
BCN3:15 pmBarcelona-El Prat
24h 29m
2 stops
BUF9:44 amBuffalo
$824

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 31, 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

Tue 10/27

2:44 pm-9:00 am

1 stop13h 16m

Barcelona-El Prat

Fri 11/6

11:00 am-5:59 pm

1 stop12h 59m

$709

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 9/28

6:00 am-8:20 am

1 stop20h 20m

Barcelona-El Prat

Wed 10/14

11:15 am-11:41 pm

1 stop18h 26m

$717

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 11/8

6:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

Thu 11/12

11:00 am-5:59 pm

1 stop12h 59m

$720

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 9/28

10:50 am-1:15 pm

1 stop20h 25m

Barcelona-El Prat

Wed 10/14

8:00 am-11:41 pm

2 stops21h 41m

$721

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/20

7:00 am-8:35 am

2 stops19h 35m

Barcelona-El Prat

Tue 9/29

11:00 am-11:54 pm

2 stops18h 54m

$722

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 9/28

6:56 pm-5:35 pm

2 stops16h 39m

Barcelona-El Prat

Wed 10/14

9:15 am-11:10 pm

2 stops19h 55m

$724

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sat 10/17

7:55 pm-9:00 am

2 stops31h 05m

Barcelona-El Prat

Fri 10/30

6:50 am-8:31 pm

2 stops18h 41m

$725

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 9/28

7:59 pm-3:35 pm

2 stops13h 36m

Barcelona-El Prat

Wed 10/14

1:25 pm-11:50 pm

2 stops16h 25m

$727

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

7:00 am-6:10 pm

2 stops29h 10m

Barcelona-El Prat

Sat 9/12

7:00 pm-11:56 pm

2 stops34h 56m

$732

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/20

6:55 am-8:00 am

3 stops19h 05m

Barcelona-El Prat

Tue 9/29

1:50 pm-9:49 am

3 stops25h 59m

$741

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 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

13h 16m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 13h 16m
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 13h 16m 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
2,985 reviews
Search JetBlue flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,414 reviews
Search Delta flights
KLMPriceFrom $513Free CancellationRating
7.8
1,524 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,769 reviews
Search United Airlines flights
American AirlinesPriceFrom $665Free CancellationRating
7.1
11,643 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