Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Buffalo to Barcelona from $316

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 10/19. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Buffalo to Barcelona

Cheap round-trip flights

American Airlines Logo
10:00 am - 6:45 amBUF-BCN
14h 45m1 stop
American Airlines Logo
12:50 pm - 9:53 pmBCN-BUF
15h 03m1 stop
$474American Airlines
Find Deal
Sun, Sep 21 - Tue, Oct 7
United Airlines Logo
6:30 am - 7:50 amBUF-BCN
19h 20m2 stops
United Airlines Logo
11:15 am - 9:43 amBCN-BUF
28h 28m1 stop
$483United Airlines
Find Deal
Sun, Sep 28 - Tue, Oct 14
American Airlines Logo
7:30 am - 10:30 amBUF-BCN
21h 00m1 stop
American Airlines Logo
12:50 pm - 11:43 pmBCN-BUF
16h 53m2 stops
$488American Airlines
Find Deal
Sun, Sep 21 - Tue, Oct 7
Air Canada Logo
7:07 am - 7:50 amBUF-BCN
18h 43m3 stops
Air Canada Logo
7:50 am - 9:13 pmBCN-BUF
19h 23m3 stops
$517Air Canada
Find Deal
Sun, Sep 28 - Tue, Oct 14
United Airlines Logo
11:35 am - 1:05 pmBUF-BCN
19h 30m2 stops
United Airlines Logo
11:00 am - 9:48 amBCN-BUF
28h 48m2 stops
$551United Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Air Canada Logo
7:05 am - 9:20 amBUF-BCN
20h 15m2 stops
Air Canada Logo
1:15 pm - 9:53 amBCN-BUF
26h 38m2 stops
$557Air Canada
Find Deal
Sun, Sep 21 - Tue, Oct 7
British Airways Logo
11:46 am - 10:30 amBUF-BCN
16h 44m1 stop
British Airways Logo
12:50 pm - 11:35 pmBCN-BUF
16h 45m2 stops
$576British Airways
Find Deal
Sun, Sep 21 - Tue, Oct 7
Delta Logo
6:00 am - 7:15 amBUF-BCN
19h 15m1 stop
Delta Logo
11:35 am - 11:57 pmBCN-BUF
18h 22m1 stop
$684Delta
Find Deal
Wed, Aug 20 - Tue, Sep 2
British Airways Logo
11:34 am - 10:30 amBUF-BCN
16h 56m1 stop
British Airways Logo
10:45 am - 9:52 pmBCN-BUF
17h 07m1 stop
$685British Airways
Find Deal
Fri, Aug 22 - Tue, Sep 2
Delta Logo
9:02 am - 2:50 pmBUF-BCN
23h 48m2 stops
Delta Logo
11:35 am - 11:57 pmBCN-BUF
18h 22m1 stop
$711Delta
Find Deal
Wed, Aug 20 - Tue, Sep 2

American Airlines flights from Buffalo to Barcelona-El Prat Airport

Our best American Airlines deals on Buffalo to Barcelona-El Prat Airport flight tickets
American Airlines
Sep 21
BUF10:00 amBuffalo
14h 45m
1 stop
BCN6:45 amBarcelona-El Prat
Oct 7
BCN12:50 pmBarcelona-El Prat
15h 03m
1 stop
BUF9:53 pmBuffalo
$474
Find similar
American Airlines
Sep 21
BUF7:30 amBuffalo
21h 00m
1 stop
BCN10:30 amBarcelona-El Prat
Oct 7
BCN12:50 pmBarcelona-El Prat
16h 53m
2 stops
BUF11:43 pmBuffalo
$488
Find similar
American Airlines
Aug 21
BUF6:00 amBuffalo
21h 05m
1 stop
BCN9:05 amBarcelona-El Prat
Sep 2
BCN10:45 amBarcelona-El Prat
17h 07m
1 stop
BUF9:52 pmBuffalo
$639
Find similar

United Airlines flights from Buffalo to Barcelona-El Prat Airport

Our best United Airlines deals on Buffalo to Barcelona-El Prat Airport flight tickets
United Airlines
Sep 28
BUF6:30 amBuffalo
19h 20m
2 stops
BCN7:50 amBarcelona-El Prat
Oct 14
BCN11:15 amBarcelona-El Prat
28h 28m
1 stop
BUF9:43 amBuffalo
$483
Find similar
United Airlines
Dec 4
BUF11:35 amBuffalo
19h 30m
2 stops
BCN1:05 pmBarcelona-El Prat
Dec 11
BCN11:00 amBarcelona-El Prat
28h 48m
2 stops
BUF9:48 amBuffalo
$551
Find similar
United Airlines
Dec 4
BUF11:35 amBuffalo
19h 30m
2 stops
BCN1:05 pmBarcelona-El Prat
Dec 11
BCN11:00 amBarcelona-El Prat
12h 46m
1 stop
BUF5:46 pmBuffalo
$556
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Barcelona-El Prat Airport 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 August 7, 2025.
Use the filters below to find and compare flights from Buffalo to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/21

10:00 am-6:45 am

1 stop14h 45m

Barcelona-El Prat

Tue 10/7

12:50 pm-9:53 pm

1 stop15h 03m

$474

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/28

6:30 am-7:50 am

2 stops19h 20m

Barcelona-El Prat

Tue 10/14

11:15 am-9:43 am

1 stop28h 28m

$483

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/21

7:30 am-10:30 am

1 stop21h 00m

Barcelona-El Prat

Tue 10/7

12:50 pm-11:43 pm

2 stops16h 53m

$488

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/28

7:07 am-7:50 am

3 stops18h 43m

Barcelona-El Prat

Tue 10/14

7:50 am-9:13 pm

3 stops19h 23m

$517

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Thu 12/4

11:35 am-1:05 pm

2 stops19h 30m

Barcelona-El Prat

Thu 12/11

11:00 am-9:48 am

2 stops28h 48m

$551

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/21

7:05 am-9:20 am

2 stops20h 15m

Barcelona-El Prat

Tue 10/7

1:15 pm-9:53 am

2 stops26h 38m

$557

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Sun 9/21

11:46 am-10:30 am

1 stop16h 44m

Barcelona-El Prat

Tue 10/7

12:50 pm-11:35 pm

2 stops16h 45m

$576

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 8/20

6:00 am-7:15 am

1 stop19h 15m

Barcelona-El Prat

Tue 9/2

11:35 am-11:57 pm

1 stop18h 22m

$684

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Fri 8/22

11:34 am-10:30 am

1 stop16h 56m

Barcelona-El Prat

Tue 9/2

10:45 am-9:52 pm

1 stop17h 07m

$685

BuffaloBarcelona

BUF - BCN

BUFBCN

Buffalo

Wed 8/20

9:02 am-2:50 pm

2 stops23h 48m

Barcelona-El Prat

Tue 9/2

11:35 am-11:57 pm

1 stop18h 22m

$711

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to Barcelona from

How to get the cheapest flight ticket from Buffalo to Barcelona-El Prat Airport

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 cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Buffalo is in January. Flight prices, which tend to average around $619, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from Buffalo during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in January, still average around $662.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Saturday when prices can be found for as low as $707. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,317. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Buffalo in the morning is the least expensive time of day to depart. momondo users have found prices as low as $743 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $923 on average. Flights to Barcelona-El Prat Airport from Buffalo in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Buffalo to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Barcelona-El Prat Airport (BUF to BCN) flight deals and tips

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

Best Price Found

$316

Fastest flight time

10h 37m

Direct flights

None
The best one-way flight to Barcelona-El Prat Airport from Buffalo in the past 72 hours is $316. The best round-trip flight deal from Buffalo to Barcelona-El Prat Airport found on momondo in the last 72 hours is $474.
The fastest flight from Buffalo to Barcelona-El Prat Airport takes 10h 37m
There are no direct flights from Buffalo to Barcelona-El Prat Airport. Popular non-direct route for this connection is Buffalo Airport - Barcelona-El Prat Airport.
Search flight deals

  • How far is Buffalo to Barcelona-El Prat by plane?

    A flight from Buffalo to Barcelona-El Prat will travel around 3978.0 mi. 10h 38m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Buffalo Airport to Barcelona-El Prat Airport?

    Prices for flights from Buffalo Airport to Barcelona-El Prat Airport refresh daily.

  • How many operators does momondo search for flights from Buffalo Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Buffalo Airport to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Buffalo to Barcelona-El Prat Airport?

Best airlines flying from Buffalo to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Buffalo to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $155Free CancellationRating
8.0
7,985 reviews
Search Delta flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
KLMPriceFrom $610Free CancellationRating
7.8
1,381 reviews
Search KLM flights
American AirlinesPriceFrom $619Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $700Free CancellationRating
6.6
7,245 reviews
Search British Airways flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
L'Hospitalet de Llobregat
Tossa de Mar
Tarragona
El Prat de Llobregat
Castelldefels
Santa Susanna
Badalona
Calella
Cambrils
Pineda de Mar
Empuriabrava
Cadaques
Roses
Palafrugell
Tortosa
Malgrat de Mar
Llafranc

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Barcelona?

It is quick and easy to find Buffalo to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

Can I find flights from Buffalo to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Barcelona from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Barcelona-El Prat Airport 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
Tue 8/12
Tue 8/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Barcelona

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo
Flights to Girona Costa Brava Airportfrom $514