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Cheap flights from Buffalo to Barcelona from $331

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 9/27. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:59 pm - 5:10 pm
BUF
-
BCN
15h 11m
2 stops
Delta Logo
10:55 am - 7:00 pm
BCN
-
BUF
14h 05m
1 stop
$830Delta
Wed, Sep 2 - Fri, Sep 11
Multiple Airlines Logo
6:00 am - 10:10 pm
BUF
-
BCN
34h 10m
2 stops
Multiple Airlines Logo
8:00 am - 8:24 pm
BCN
-
BUF
18h 24m
2 stops
$835Multiple Airlines
Thu, Sep 3 - Fri, Sep 11
SWISS Logo
10:30 am - 7:10 pm
BUF
-
BCN
26h 40m
2 stops
SWISS Logo
6:00 am - 9:07 pm
BCN
-
BUF
21h 07m
2 stops
$843SWISS
Tue, Sep 1 - Sat, Sep 12
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
$847Multiple Airlines
Sun, Aug 23 - Sat, Aug 29
British Airways Logo
1:03 pm - 6:45 am
BUF
-
BCN
11h 42m
1 stop
British Airways Logo
12:50 pm - 7:07 pm
BCN
-
BUF
12h 17m
1 stop
$855British Airways
Sun, Aug 23 - Thu, Sep 24
Virgin Atlantic Logo
8:11 pm - 12:50 pm
BUF
-
BCN
34h 39m
2 stops
Virgin Atlantic Logo
3:15 pm - 3:17 pm
BCN
-
BUF
30h 02m
2 stops
$856Virgin Atlantic
Sun, Jul 19 - Sun, Jul 26
Virgin Atlantic Logo
5:12 pm - 12:50 pm
BUF
-
BCN
13h 38m
1 stop
Virgin Atlantic Logo
3:15 pm - 3:17 pm
BCN
-
BUF
30h 02m
2 stops
$860Virgin Atlantic
Sun, Jul 19 - Sun, Jul 26
Multiple Airlines Logo
12:03 pm - 8:35 am
BUF
-
BCN
14h 32m
2 stops
Multiple Airlines Logo
10:55 am - 7:25 pm
BCN
-
BUF
14h 30m
1 stop
$871Multiple Airlines
Wed, Jul 22 - Wed, Jul 29
TAP AIR PORTUGAL Logo
9:24 am - 7:20 pm
BUF
-
BCN
27h 56m
2 stops
TAP AIR PORTUGAL Logo
11:25 am - 12:13 am
BCN
-
BUF
18h 48m
2 stops
$873TAP AIR PORTUGAL
Mon, Jul 13 - Thu, Jul 23
Virgin Atlantic Logo
10:00 am - 12:50 pm
BUF
-
BCN
20h 50m
2 stops
Virgin Atlantic Logo
3:15 pm - 9:41 am
BCN
-
BUF
24h 26m
2 stops
$880Virgin Atlantic
Sun, Jul 19 - Sun, Jul 26

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SWISS flights from Buffalo to Barcelona

Our best SWISS deals on Buffalo to Barcelona flight tickets
SWISS
Sep 21
BUF10:30 amBuffalo
16h 20m
2 stops
BCN8:50 amBarcelona-El Prat
Sep 30
BCN6:00 amBarcelona-El Prat
20h 47m
2 stops
BUF8:47 pmBuffalo
$697
SWISS
Sep 21
BUF10:30 amBuffalo
26h 40m
2 stops
BCN7:10 pmBarcelona-El Prat
Sep 27
BCN6:00 amBarcelona-El Prat
20h 47m
2 stops
BUF8:47 pmBuffalo
$770
SWISS
Sep 1
BUF10:30 amBuffalo
26h 40m
2 stops
BCN7:10 pmBarcelona-El Prat
Sep 12
BCN6:00 amBarcelona-El Prat
21h 07m
2 stops
BUF9:07 pmBuffalo
$843

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets
United Airlines
Nov 3
BUF6:00 amBuffalo
21h 35m
2 stops
BCN9:35 amBarcelona-El Prat
Nov 20
BCN1:35 pmBarcelona-El Prat
31h 41m
2 stops
BUF3:16 pmBuffalo
$700
United Airlines
Nov 3
BUF5:50 pmBuffalo
13h 20m
1 stop
BCN1:10 pmBarcelona-El Prat
Nov 20
BCN11:00 amBarcelona-El Prat
12h 59m
1 stop
BUF5:59 pmBuffalo
$717
United Airlines
Sep 28
BUF10:40 amBuffalo
20h 35m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 1
BCN6:40 amBarcelona-El Prat
22h 31m
2 stops
BUF11:11 pmBuffalo
$721

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 June 9, 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 9/2

7:59 pm-5:10 pm

2 stops15h 11m

Barcelona-El Prat

Fri 9/11

10:55 am-7:00 pm

1 stop14h 05m

$830

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 9/3

6:00 am-10:10 pm

2 stops34h 10m

Barcelona-El Prat

Fri 9/11

8:00 am-8:24 pm

2 stops18h 24m

$835

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 9/1

10:30 am-7:10 pm

2 stops26h 40m

Barcelona-El Prat

Sat 9/12

6:00 am-9:07 pm

2 stops21h 07m

$843

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/23

6:00 am-10:10 pm

2 stops34h 10m

Barcelona-El Prat

Sat 8/29

8:00 am-11:32 pm

2 stops21h 32m

$847
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 8/23

1:03 pm-6:45 am

1 stop11h 42m

Barcelona-El Prat

Thu 9/24

12:50 pm-7:07 pm

1 stop12h 17m

$855

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 7/19

8:11 pm-12:50 pm

2 stops34h 39m

Barcelona-El Prat

Sun 7/26

3:15 pm-3:17 pm

2 stops30h 02m

$856

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 7/19

5:12 pm-12:50 pm

1 stop13h 38m

Barcelona-El Prat

Sun 7/26

3:15 pm-3:17 pm

2 stops30h 02m

$860

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 7/22

12:03 pm-8:35 am

2 stops14h 32m

Barcelona-El Prat

Wed 7/29

10:55 am-7:25 pm

1 stop14h 30m

$871

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 7/13

9:24 am-7:20 pm

2 stops27h 56m

Barcelona-El Prat

Thu 7/23

11:25 am-12:13 am

2 stops18h 48m

$873

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 7/19

10:00 am-12:50 pm

2 stops20h 50m

Barcelona-El Prat

Sun 7/26

3:15 pm-9:41 am

2 stops24h 26m

$880

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

14h 49m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 14h 49m
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 49m 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
8,395 reviews
Search Delta flights
KLMPriceFrom $513Free CancellationRating
7.8
1,527 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,802 reviews
Search United Airlines flights
American AirlinesPriceFrom $807Free CancellationRating
7.1
11,639 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