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.

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

United Airlines is the most popular carrier operating from Buffalo to Barcelona

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 12:50 pmBUF Buffalo-BCN Barcelona-El Prat

24h 45m1 stop Atlanta Hartsfield-Jackson

3:15 pm - 11:59 pmBCN Barcelona-El Prat-BUF Buffalo

14h 44m2 stops Boston Logan Intl Detroit Metropolitan Wayne County

$561Delta

Sun, Sep 20 - Tue, Oct 6

7:00 am - 8:35 amBUF Buffalo-BCN Barcelona-El Prat

19h 35m2 stops New York John F Kennedy Intl Boston Logan Intl

3:15 pm - 11:59 pmBCN Barcelona-El Prat-BUF Buffalo

14h 44m2 stops Boston Logan Intl Detroit Metropolitan Wayne County

$561Virgin Atlantic

Sun, Sep 20 - Tue, Oct 6

6:56 pm - 10:55 amBUF Buffalo-BCN Barcelona-El Prat

33h 59m1 stop Chicago O'Hare Intl

12:50 pm - 7:09 pmBCN Barcelona-El Prat-BUF Buffalo

12h 19m1 stop Philadelphia

$567British Airways

Sun, Sep 20 - Tue, Oct 6

1:08 pm - 7:35 amBUF Buffalo-BCN Barcelona-El Prat

12h 27m1 stop Philadelphia

6:30 pm - 9:59 amBCN Barcelona-El Prat-BUF Buffalo

21h 29m1 stop Boston Logan Intl

$606American Airlines

Fri, Sep 25 - Thu, Oct 1

10:43 am - 7:35 amBUF Buffalo-BCN Barcelona-El Prat

14h 52m1 stop Philadelphia

6:30 pm - 9:59 amBCN Barcelona-El Prat-BUF Buffalo

21h 29m1 stop Boston Logan Intl

$606American Airlines

Fri, Sep 25 - Thu, Oct 1

3:53 pm - 12:30 pmBUF Buffalo-BCN Barcelona-El Prat

14h 37m2 stops New York John F Kennedy Intl Amsterdam Schiphol

11:00 am - 11:53 pmBCN Barcelona-El Prat-BUF Buffalo

18h 53m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$642Delta

Fri, Sep 25 - Thu, Oct 1

3:52 pm - 9:00 amBUF Buffalo-BCN Barcelona-El Prat

11h 08m1 stop Newark

1:15 pm - 8:47 pmBCN Barcelona-El Prat-BUF Buffalo

37h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Mon, Oct 5 - Wed, Oct 21

7:00 am - 8:20 amBUF Buffalo-BCN Barcelona-El Prat

19h 20m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

1:15 pm - 8:47 pmBCN Barcelona-El Prat-BUF Buffalo

37h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$695United Airlines

Mon, Oct 5 - Wed, Oct 21

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

$866JetBlue

Sat, Oct 10 - Sat, Oct 17

9:15 am - 9:45 amBUF Buffalo-BCN Barcelona-El Prat

18h 30m1 stop Boston Logan Intl

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

12h 43m1 stop Boston Logan Intl

$902JetBlue

Fri, Sep 25 - Thu, Oct 1

Cheap last minute flights

Enter your travel dates to find the best prices.

9:15 am - 10:10 pmBUF Buffalo-BCN Barcelona-El Prat

30h 55m2 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

$874Multiple Airlines

Sun, Sep 13 - Wed, Sep 23

10:53 am - 9:00 amBUF Buffalo-BCN Barcelona-El Prat

16h 07m1 stop Newark

12:15 pm - 3:10 pmBCN Barcelona-El Prat-BUF Buffalo

32h 55m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$901United Airlines

Sun, Sep 13 - Wed, Sep 23

10:30 am - 12:40 pmBUF Buffalo-BCN Barcelona-El Prat

20h 10m1 stop Boston Logan Intl

10:30 am - 10:10 pmBCN Barcelona-El Prat-BUF Buffalo

17h 40m1 stop Chicago O'Hare Intl

$921Multiple Airlines

Sun, Sep 13 - Wed, Sep 23

7:40 pm - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

30h 20m2 stops Newark Montreal Pierre Elliott Trudeau Intl

11:15 am - 11:50 pmBCN Barcelona-El Prat-BUF Buffalo

18h 35m1 stop Washington, D.C. Dulles Intl

$975United Airlines

Sat, Sep 12 - Sun, Sep 27

7:40 pm - 9:00 amBUF Buffalo-BCN Barcelona-El Prat

31h 20m1 stop Newark

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

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

$977United Airlines

Sat, Sep 12 - Sun, Sep 27

7:40 pm - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

30h 20m2 stops Newark Montreal Pierre Elliott Trudeau Intl

11:15 am - 9:29 amBCN Barcelona-El Prat-BUF Buffalo

28h 14m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$979United Airlines

Sat, Sep 12 - Sun, Sep 27

6:55 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:15 pm - 11:44 pmBCN Barcelona-El Prat-BUF Buffalo

17h 29m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$1,144Multiple Airlines

Sun, Sep 13 - Wed, Sep 23

6:55 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

19h 05m3 stops Chicago O'Hare Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

6:40 am - 9:07 pmBCN Barcelona-El Prat-BUF Buffalo

20h 27m3 stops Frankfurt am Main Toronto Pearson Intl Chicago O'Hare Intl

$1,787Air Canada

Sun, Sep 13 - Wed, Sep 23

10:33 am - 8:00 amBUF Buffalo-BCN Barcelona-El Prat

15h 27m2 stops Washington, D.C. Dulles 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

$1,853Multiple Airlines

Sat, Sep 12 - Sun, Sep 27

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

$1,861Air Canada

Sat, Sep 12 - Sun, Sep 27

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets

United Airlines

Oct 5

BUF3:52 pmBuffalo

11h 08m

1 stop

BCN9:00 amBarcelona-El Prat

Oct 21

BCN1:15 pmBarcelona-El Prat

37h 32m

2 stops

BUF8:47 pmBuffalo

$691

United Airlines

Oct 5

BUF7:00 amBuffalo

19h 20m

2 stops

BCN8:20 amBarcelona-El Prat

Oct 21

BCN1:15 pmBarcelona-El Prat

37h 32m

2 stops

BUF8:47 pmBuffalo

$695

United Airlines

Feb 1

BUF11:40 amBuffalo

14h 40m

1 stop

BCN8:20 amBarcelona-El Prat

Feb 5

BCN1:35 pmBarcelona-El Prat

34h 30m

2 stops

BUF6:05 pmBuffalo

$702

Delta flights from Buffalo to Barcelona

Our best Delta deals on Buffalo to Barcelona flight tickets

Delta

Sep 20

BUF6:05 amBuffalo

24h 45m

1 stop

BCN12:50 pmBarcelona-El Prat

Oct 6

BCN3:15 pmBarcelona-El Prat

14h 44m

2 stops

BUF11:59 pmBuffalo

$561

Delta

Sep 25

BUF3:53 pmBuffalo

14h 37m

2 stops

BCN12:30 pmBarcelona-El Prat

Oct 1

BCN11:00 amBarcelona-El Prat

18h 53m

2 stops

BUF11:53 pmBuffalo

$642

Delta

Oct 8

BUF7:50 pmBuffalo

17h 00m

2 stops

BCN6:50 pmBarcelona-El Prat

Oct 15

BCN12:20 pmBarcelona-El Prat

17h 39m

2 stops

BUF11:59 pmBuffalo

$664

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Sun 9/20

6:05 am-12:50 pm

1 stop24h 45m

Barcelona-El Prat

Tue 10/6

3:15 pm-11:59 pm

2 stops14h 44m

$561

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Sun 9/20

7:00 am-8:35 am

2 stops19h 35m

Barcelona-El Prat

Tue 10/6

3:15 pm-11:59 pm

2 stops14h 44m

$561

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Sun 9/20

6:56 pm-10:55 am

1 stop33h 59m

Barcelona-El Prat

Tue 10/6

12:50 pm-7:09 pm

1 stop12h 19m

$567

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Fri 9/25

1:08 pm-7:35 am

1 stop12h 27m

Barcelona-El Prat

Thu 10/1

6:30 pm-9:59 am

1 stop21h 29m

$606

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Fri 9/25

10:43 am-7:35 am

1 stop14h 52m

Barcelona-El Prat

Thu 10/1

6:30 pm-9:59 am

1 stop21h 29m

$606

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Fri 9/25

3:53 pm-12:30 pm

2 stops14h 37m

Barcelona-El Prat

Thu 10/1

11:00 am-11:53 pm

2 stops18h 53m

$642

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Mon 10/5

3:52 pm-9:00 am

1 stop11h 08m

Barcelona-El Prat

Wed 10/21

1:15 pm-8:47 pm

2 stops37h 32m

$691

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Mon 10/5

7:00 am-8:20 am

2 stops19h 20m

Barcelona-El Prat

Wed 10/21

1:15 pm-8:47 pm

2 stops37h 32m

$695

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

$866

Quickest round-trip

BuffaloBarcelona

BUF Buffalo - BCN Barcelona-El Prat

BUFBCN

Buffalo

Fri 9/25

9:15 am-9:45 am

1 stop18h 30m

Barcelona-El Prat

Thu 10/1

12:50 pm-7:33 pm

1 stop12h 43m

$902

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 $840 to $1,288.
The lowest price recently found on this route was $561.

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 44m
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 $561.

The fastest flight from Buffalo to Barcelona takes 11h 44m

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 44m 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 8,553 reviews	Search Delta flights
JetBlue	PriceFrom $162	Free Cancellation	Rating 7.1 3,041 reviews	Search JetBlue flights
American Airlines	PriceFrom $665	Free Cancellation	Rating 7.1 12,047 reviews	Search American Airlines flights
United Airlines	PriceFrom $717	Free Cancellation	Rating 7.4 10,194 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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 10/10

Sat 10/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Nearby airports

Airlines

Other Spain destinations

Other flights from Buffalo

Complete your trip

Feeling lucky

Fly into one of these airports located in Barcelona

Barcelona-El Prat Airport

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.

Find the cheapest flights from Buffalo to Barcelona

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Buffalo to Barcelona

Our best United Airlines deals on Buffalo to Barcelona flight tickets

Delta flights from Buffalo to Barcelona

Our best Delta deals on Buffalo to Barcelona flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Buffalo to Barcelona that are best for you.

See travel insights to Barcelona from

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

Complete your trip to Barcelona

Explore popular destinations other users love

According to popular flight searches on momondo this year