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Cheap flights from Buffalo to Barcelona from $332

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 7/30. 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.
Multiple Airlines Logo
6:00 am - 10:10 pm
BUF
-
BCN
34h 10m
2 stops
Multiple Airlines Logo
8:00 am - 12:08 am
BCN
-
BUF
22h 08m
2 stops
$665Multiple Airlines
Tue, Aug 4 - Thu, Sep 3
United Airlines Logo
11:40 am - 8:20 am
BUF
-
BCN
14h 40m
1 stop
United Airlines Logo
1:35 pm - 8:31 pm
BCN
-
BUF
36h 56m
2 stops
$697United Airlines
Sun, Dec 6 - Wed, Dec 9
Air Canada Logo
7:00 am - 9:35 am
BUF
-
BCN
20h 35m
2 stops
Air Canada Logo
1:35 pm - 4:47 pm
BCN
-
BUF
33h 12m
2 stops
$700Air Canada
Sun, Dec 6 - Wed, Dec 9
United Airlines Logo
2:54 pm - 9:00 am
BUF
-
BCN
13h 06m
1 stop
United Airlines Logo
10:30 am - 8:56 pm
BCN
-
BUF
16h 26m
2 stops
$708United Airlines
Mon, Oct 26 - Thu, Nov 19
Multiple Airlines Logo
7:25 pm - 2:00 pm
BUF
-
BCN
13h 35m
2 stops
Multiple Airlines Logo
10:30 am - 11:50 pm
BCN
-
BUF
19h 20m
1 stop
$712Multiple Airlines
Sun, Oct 25 - Wed, Nov 18
American Airlines Logo
3:32 pm - 12:30 pm
BUF
-
BCN
14h 58m
2 stops
American Airlines Logo
12:00 pm - 10:54 pm
BCN
-
BUF
16h 54m
1 stop
$713American Airlines
Sun, Dec 6 - Wed, Dec 9
British Airways Logo
4:26 pm - 1:40 pm
BUF
-
BCN
15h 14m
2 stops
British Airways Logo
12:00 pm - 10:54 pm
BCN
-
BUF
16h 54m
1 stop
$714British Airways
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
7:25 pm - 2:00 pm
BUF
-
BCN
13h 35m
2 stops
Multiple Airlines Logo
6:00 am - 6:37 pm
BCN
-
BUF
18h 37m
2 stops
$716Multiple Airlines
Sun, Oct 25 - Thu, Nov 19
United Airlines Logo
11:40 am - 8:20 am
BUF
-
BCN
14h 40m
1 stop
United Airlines Logo
11:00 am - 5:59 pm
BCN
-
BUF
12h 59m
1 stop
$717United Airlines
Sun, Dec 6 - Wed, Dec 9
Lufthansa Logo
7:59 pm - 11:05 pm
BUF
-
BCN
22h 06m
2 stops
Lufthansa Logo
6:50 am - 11:29 pm
BCN
-
BUF
22h 39m
2 stops
$719Lufthansa
Mon, Oct 26 - Wed, Nov 18

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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
25h 15m
2 stops
BCN5:45 pmBarcelona-El Prat
Sep 30
BCN9:40 amBarcelona-El Prat
17h 07m
2 stops
BUF8:47 pmBuffalo
$751
SWISS
Sep 17
BUF10:30 amBuffalo
26h 40m
2 stops
BCN7:10 pmBarcelona-El Prat
Sep 22
BCN6:00 amBarcelona-El Prat
21h 07m
2 stops
BUF9:07 pmBuffalo
$797
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
$842

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets
United Airlines
Dec 6
BUF11:40 amBuffalo
14h 40m
1 stop
BCN8:20 amBarcelona-El Prat
Dec 9
BCN1:35 pmBarcelona-El Prat
36h 56m
2 stops
BUF8:31 pmBuffalo
$697
United Airlines
Oct 26
BUF2:54 pmBuffalo
13h 06m
1 stop
BCN9:00 amBarcelona-El Prat
Nov 19
BCN10:30 amBarcelona-El Prat
16h 26m
2 stops
BUF8:56 pmBuffalo
$708
United Airlines
Dec 6
BUF11:40 amBuffalo
14h 40m
1 stop
BCN8:20 amBarcelona-El Prat
Dec 9
BCN11:00 amBarcelona-El Prat
12h 59m
1 stop
BUF5:59 pmBuffalo
$717

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 July 1, 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 8/4

6:00 am-10:10 pm

2 stops34h 10m

Barcelona-El Prat

Thu 9/3

8:00 am-12:08 am

2 stops22h 08m

$665

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 12/6

11:40 am-8:20 am

1 stop14h 40m

Barcelona-El Prat

Wed 12/9

1:35 pm-8:31 pm

2 stops36h 56m

$697

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 12/6

7:00 am-9:35 am

2 stops20h 35m

Barcelona-El Prat

Wed 12/9

1:35 pm-4:47 pm

2 stops33h 12m

$700

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 10/26

2:54 pm-9:00 am

1 stop13h 06m

Barcelona-El Prat

Thu 11/19

10:30 am-8:56 pm

2 stops16h 26m

$708

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 10/25

7:25 pm-2:00 pm

2 stops13h 35m

Barcelona-El Prat

Wed 11/18

10:30 am-11:50 pm

1 stop19h 20m

$712

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 12/6

3:32 pm-12:30 pm

2 stops14h 58m

Barcelona-El Prat

Wed 12/9

12:00 pm-10:54 pm

1 stop16h 54m

$713

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Tue 12/1

4:26 pm-1:40 pm

2 stops15h 14m

Barcelona-El Prat

Tue 12/8

12:00 pm-10:54 pm

1 stop16h 54m

$714

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 10/25

7:25 pm-2:00 pm

2 stops13h 35m

Barcelona-El Prat

Thu 11/19

6:00 am-6:37 pm

2 stops18h 37m

$716
Quickest round-trip

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 12/6

11:40 am-8:20 am

1 stop14h 40m

Barcelona-El Prat

Wed 12/9

11:00 am-5:59 pm

1 stop12h 59m

$717

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Mon 10/26

7:59 pm-11:05 pm

2 stops22h 06m

Barcelona-El Prat

Wed 11/18

6:50 am-11:29 pm

2 stops22h 39m

$719

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 38m

Direct flights

None
The fastest flight from Buffalo to Barcelona takes 14h 38m
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 38m 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
DeltaPriceFrom $155Free CancellationRating
7.8
8,453 reviews
Search Delta flights
JetBluePriceFrom $162Free CancellationRating
7.1
3,012 reviews
Search JetBlue flights
KLMPriceFrom $513Free CancellationRating
7.8
1,532 reviews
Search KLM flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
9,908 reviews
Search United Airlines flights
American AirlinesPriceFrom $665Free CancellationRating
7.1
11,766 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