What is the cheapest airline that flies from Buffalo to Barcelona?

United Airlines, KLM, and Delta are the most popular carriers operating from Buffalo to Barcelona

What airlines fly to Barcelona?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Barcelona from Buffalo according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 6 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

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?

There are 4 operators available for flights from Buffalo Airport to Barcelona as of September 2026.

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.

$301 Cheap Flights from Buffalo to Barcelona in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Barcelona

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One-way

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Cheap round-trip flights

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10:36 am - 9:10 amBUF Buffalo-BCN Barcelona-El Prat

16h 34m1 stop Philadelphia

12:00 pm - 6:39 pmBCN Barcelona-El Prat-BUF Buffalo

12h 39m1 stop Philadelphia

$685British Airways

Tue, Nov 10 - Tue, Nov 24

1:53 pm - 1:15 pmBUF Buffalo-BCN Barcelona-El Prat

17h 22m1 stop Chicago O'Hare Intl

1:35 pm - 5:02 pmBCN Barcelona-El Prat-BUF Buffalo

33h 27m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$686United Airlines

Wed, Nov 11 - Wed, Nov 25

6:30 am - 9:35 amBUF Buffalo-BCN Barcelona-El Prat

21h 05m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

1:35 pm - 8:52 pmBCN Barcelona-El Prat-BUF Buffalo

37h 17m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$694Air Canada

Wed, Jan 13 - Wed, Jan 20

11:40 am - 8:20 amBUF Buffalo-BCN Barcelona-El Prat

14h 40m1 stop Newark

1:35 pm - 6:05 pmBCN Barcelona-El Prat-BUF Buffalo

34h 30m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$702United Airlines

Mon, Feb 1 - Fri, Feb 5

10:39 am - 9:05 amBUF Buffalo-BCN Barcelona-El Prat

16h 26m1 stop Philadelphia

6:30 pm - 10:00 amBCN Barcelona-El Prat-BUF Buffalo

21h 30m1 stop Boston Logan Intl

$706American Airlines

Mon, Oct 5 - Wed, Oct 21

4:16 pm - 1:45 pmBUF Buffalo-BCN Barcelona-El Prat

15h 29m2 stops Boston Logan Intl London Heathrow

12:00 pm - 12:05 amBCN Barcelona-El Prat-BUF Buffalo

18h 05m2 stops Philadelphia Washington, D.C. Reagan-National

$708American Airlines

Tue, Nov 10 - Tue, Nov 24

2:10 pm - 8:35 amBUF Buffalo-BCN Barcelona-El Prat

12h 25m1 stop New York LaGuardia

10:35 am - 10:58 pmBCN Barcelona-El Prat-BUF Buffalo

18h 23m1 stop New York John F Kennedy Intl

$711Delta

Mon, Jan 11 - Fri, Jan 22

4:00 pm - 8:35 amBUF Buffalo-BCN Barcelona-El Prat

10h 35m1 stop New York John F Kennedy Intl

10:35 am - 10:58 pmBCN Barcelona-El Prat-BUF Buffalo

18h 23m1 stop New York John F Kennedy Intl

$711Delta

Wed, Jan 13 - Wed, Jan 20

6:45 pm - 9:45 amBUF Buffalo-BCN Barcelona-El Prat

33h 00m1 stop Boston Logan Intl

12:50 pm - 7:33 pmBCN Barcelona-El Prat-BUF Buffalo

12h 43m1 stop Boston Logan Intl

$776JetBlue

Fri, Sep 25 - Thu, Oct 1

8:50 pm - 9:50 amBUF Buffalo-BCN Barcelona-El Prat

31h 00m1 stop Boston Logan Intl

12:50 pm - 7:59 pmBCN Barcelona-El Prat-BUF Buffalo

13h 09m1 stop Boston Logan Intl

$814JetBlue

Sat, Oct 10 - Sat, Oct 17

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 10:10 pmBUF Buffalo-BCN Barcelona-El Prat

34h 10m2 stops Boston Logan Intl Frankfurt am Main

8:00 am - 6:33 pmBCN Barcelona-El Prat-BUF Buffalo

16h 33m2 stops Frankfurt am Main New York John F Kennedy Intl

$758Multiple Airlines

Tue, Sep 8 - Wed, Sep 30

6:00 am - 10:10 pmBUF Buffalo-BCN Barcelona-El Prat

34h 10m2 stops Boston Logan Intl Frankfurt am Main

8:00 am - 6:33 pmBCN Barcelona-El Prat-BUF Buffalo

16h 33m2 stops Frankfurt am Main New York John F Kennedy Intl

$840Multiple Airlines

Tue, Sep 8 - Tue, Sep 29

2:53 pm - 8:20 amBUF Buffalo-BCN Barcelona-El Prat

11h 27m1 stop Washington, D.C. Dulles Intl

12:15 pm - 8:47 pmBCN Barcelona-El Prat-BUF Buffalo

38h 32m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$901United Airlines

Tue, Sep 8 - Wed, Sep 30

10:30 am - 10:55 amBUF Buffalo-BCN Barcelona-El Prat

18h 25m1 stop Chicago O'Hare Intl

12:50 pm - 7:33 pmBCN Barcelona-El Prat-BUF Buffalo

12h 43m1 stop Boston Logan Intl

$903Multiple Airlines

Tue, Sep 8 - Wed, Sep 30

6:00 am - 9:00 amBUF Buffalo-BCN Barcelona-El Prat

21h 00m1 stop Newark

12:00 pm - 7:12 pmBCN Barcelona-El Prat-BUF Buffalo

13h 12m1 stop Newark

$921United Airlines

Tue, Sep 8 - Tue, Sep 29

10:33 am - 9:00 amBUF Buffalo-BCN Barcelona-El Prat

16h 27m2 stops Washington, D.C. Dulles Intl Newark

11:15 am - 7:07 pmBCN Barcelona-El Prat-BUF Buffalo

13h 52m1 stop Washington, D.C. Dulles Intl

$921United Airlines

Tue, Sep 8 - Tue, Sep 29

7:00 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 00m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

1:50 pm - 9:29 amBCN Barcelona-El Prat-BUF Buffalo

25h 39m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$944Air Canada

Tue, Sep 8 - Tue, Sep 29

7:00 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 00m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:15 pm - 11:11 pmBCN Barcelona-El Prat-BUF Buffalo

16h 56m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$1,054Multiple Airlines

Tue, Sep 8 - Tue, Sep 29

7:00 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 00m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

1:15 pm - 9:29 amBCN Barcelona-El Prat-BUF Buffalo

26h 14m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,102Multiple Airlines

Tue, Sep 8 - Wed, Sep 30

7:00 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 00m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

6:40 am - 8:47 pmBCN Barcelona-El Prat-BUF Buffalo

20h 07m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,316Air Canada

Tue, Sep 8 - Wed, Sep 30

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JetBlue flights from Buffalo to Barcelona

Our best JetBlue deals on Buffalo to Barcelona flight tickets

JetBlue

Sep 25

BUF6:45 pmBuffalo

33h 00m

1 stop

BCN9:45 amBarcelona-El Prat

Oct 1

BCN12:50 pmBarcelona-El Prat

12h 43m

1 stop

BUF7:33 pmBuffalo

$776

JetBlue

Oct 10

BUF8:50 pmBuffalo

31h 00m

1 stop

BCN9:50 amBarcelona-El Prat

Oct 17

BCN12:50 pmBarcelona-El Prat

13h 09m

1 stop

BUF7:59 pmBuffalo

$814

JetBlue

Sep 25

BUF6:45 pmBuffalo

33h 00m

1 stop

BCN9:45 amBarcelona-El Prat

Oct 1

BCN12:50 pmBarcelona-El Prat

12h 43m

1 stop

BUF7:33 pmBuffalo

$816

Air Canada flights from Buffalo to Barcelona

Our best Air Canada deals on Buffalo to Barcelona flight tickets

Air Canada

Jan 13

BUF6:30 amBuffalo

21h 05m

2 stops

BCN9:35 amBarcelona-El Prat

Jan 20

BCN1:35 pmBarcelona-El Prat

37h 17m

2 stops

BUF8:52 pmBuffalo

$694

Air Canada

Oct 5

BUF7:00 amBuffalo

19h 00m

3 stops

BCN8:00 amBarcelona-El Prat

Oct 21

BCN1:50 pmBarcelona-El Prat

25h 39m

3 stops

BUF9:29 amBuffalo

$729

Air Canada

Sep 8

BUF7:00 amBuffalo

19h 00m

3 stops

BCN8:00 amBarcelona-El Prat

Sep 29

BCN1:50 pmBarcelona-El Prat

25h 39m

3 stops

BUF9:29 amBuffalo

$944

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Tue 11/10

10:36 am-9:10 am

1 stop16h 34m

Barcelona-El Prat

Tue 11/24

12:00 pm-6:39 pm

1 stop12h 39m

$685

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Wed 11/11

1:53 pm-1:15 pm

1 stop17h 22m

Barcelona-El Prat

Wed 11/25

1:35 pm-5:02 pm

2 stops33h 27m

$686

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Wed 1/13

6:30 am-9:35 am

2 stops21h 05m

Barcelona-El Prat

Wed 1/20

1:35 pm-8:52 pm

2 stops37h 17m

$694

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Mon 2/1

11:40 am-8:20 am

1 stop14h 40m

Barcelona-El Prat

Fri 2/5

1:35 pm-6:05 pm

2 stops34h 30m

$702

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Mon 10/5

10:39 am-9:05 am

1 stop16h 26m

Barcelona-El Prat

Wed 10/21

6:30 pm-10:00 am

1 stop21h 30m

$706

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Tue 11/10

4:16 pm-1:45 pm

2 stops15h 29m

Barcelona-El Prat

Tue 11/24

12:00 pm-12:05 am

2 stops18h 05m

$708

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Mon 1/11

2:10 pm-8:35 am

1 stop12h 25m

Barcelona-El Prat

Fri 1/22

10:35 am-10:58 pm

1 stop18h 23m

$711

Quickest round-trip

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Wed 1/13

4:00 pm-8:35 am

1 stop10h 35m

Barcelona-El Prat

Wed 1/20

10:35 am-10:58 pm

1 stop18h 23m

$711

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Fri 9/25

6:45 pm-9:45 am

1 stop33h 00m

Barcelona-El Prat

Thu 10/1

12:50 pm-7:33 pm

1 stop12h 43m

$776

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Sat 10/10

8:50 pm-9:50 am

1 stop31h 00m

Barcelona-El Prat

Sat 10/17

12:50 pm-7:59 pm

1 stop13h 09m

$814

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Buffalo and Barcelona?

Prices are currently low for flights on this route.

Typical prices usually range from $833 to $1,240.
The lowest price recently found on this route was $685.

What is the cheapest month to fly to Barcelona?

The month of December is, on average, the cheapest month to fly to Barcelona from Buffalo, with most prices found around $458. If you don’t want to visit Barcelona in December, then you should wait until August to fly from Buffalo, when ticket prices are also cheap, with an average price of $634.

Cheap Buffalo to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Barcelona

Best Price Found	$301
Fastest flight time	11h 08m
Direct flights	None

The best one-way flight to Barcelona from Buffalo in the past 72 hours is $301. The best round-trip flight deal from Buffalo to Barcelona found on momondo in the last 72 hours is $685.

The fastest flight from Buffalo to Barcelona takes 11h 08m

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 11h 08m 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?
There are 4 operators available for flights from Buffalo Airport to Barcelona as of September 2026.
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
Delta	PriceFrom $157	Free Cancellation	Rating 7.8 8,571 reviews	Search Delta flights
JetBlue	PriceFrom $162	Free Cancellation	Rating 7.1 3,046 reviews	Search JetBlue flights
American Airlines	PriceFrom $665	Free Cancellation	Rating 7.1 12,050 reviews	Search American Airlines flights
United Airlines	PriceFrom $717	Free Cancellation	Rating 7.4 10,172 reviews	Search United 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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Fly into one of these airports located in Barcelona

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Girona Costa Brava Airport

Cheap flights from Buffalo to Barcelona from $301

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 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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JetBlue flights from Buffalo to Barcelona

Our best JetBlue deals on Buffalo to Barcelona flight tickets

Air Canada flights from Buffalo to Barcelona

Our best Air Canada deals on Buffalo to Barcelona flight tickets

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How to get the cheapest flight ticket from Buffalo to Barcelona

What is the typical price of a round-trip flight between Buffalo and Barcelona?

What is the cheapest month to fly to Barcelona?

What is the cheapest airline that flies from Buffalo to Barcelona?

What airlines fly to Barcelona?

Cheap Buffalo to Barcelona flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Buffalo to Barcelona

Best airlines flying from Buffalo to Barcelona

Compare and see reviews for airlines that fly from Buffalo to Barcelona with momondo

Why use momondo?

An easier way to manage your Barcelona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Barcelona

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Buffalo

According to popular flight searches on momondo this year

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