What airlines fly to Barcelona?

United Airlines, Delta and Iberia are the top three most popular airlines that fly to Barcelona from Boise according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 4 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 Boise Air Term. Gowen Fld to Barcelona?

American Airlines and Air Canada are the most popular carriers operating from Boise Air Term. Gowen Fld to Barcelona

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona?

Prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona refresh daily.

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Barcelona?

As of September 2026, there are 4 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Barcelona.

How old do you have to be to fly from Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$442 Cheap Flights from Boise to Barcelona in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boise to Barcelona

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Cheap round-trip flights

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7:10 pm - 9:35 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

30h 25m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

1:35 pm - 11:31 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

29h 56m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$584Multiple Airlines

Sat, Nov 7 - Wed, Nov 18

1:52 pm - 3:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

17h 48m2 stops Phoenix Sky Harbor Intl London Heathrow

12:20 pm - 11:59 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

19h 39m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

$597Multiple Airlines

Tue, Sep 22 - Tue, Oct 6

8:15 am - 2:20 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

22h 05m1 stop San Francisco

3:10 pm - 9:52 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

25h 42m2 stops Chicago O'Hare Intl Denver Intl

$600United Airlines

Tue, Oct 20 - Thu, Oct 29

7:10 pm - 1:15 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

34h 05m2 stops San Francisco Chicago O'Hare Intl

3:10 pm - 10:51 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

15h 41m1 stop Chicago O'Hare Intl

$600United Airlines

Sat, Nov 7 - Wed, Nov 18

7:00 am - 5:30 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

26h 30m2 stops Dallas/Fort Worth London Heathrow

7:05 pm - 12:45 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

49h 40m2 stops London Heathrow Dallas/Fort Worth

$602Iberia

Tue, Jan 26 - Tue, Feb 2

6:44 am - 2:40 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

23h 56m2 stops Dallas/Fort Worth London Heathrow

9:15 pm - 1:51 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

24h 36m2 stops Madrid Barajas Dallas/Fort Worth

$605Iberia

Tue, Dec 1 - Mon, Dec 7

5:00 am - 8:00 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

19h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

1:15 pm - 9:34 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

28h 19m2 stops Toronto Pearson Intl Denver Intl

$607Air Canada

Sun, Oct 11 - Wed, Oct 21

6:25 am - 9:20 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

42h 55m2 stops Denver Intl Toronto Pearson Intl

1:15 pm - 9:34 amBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

28h 19m2 stops Toronto Pearson Intl Denver Intl

$612Air Canada

Sun, Oct 11 - Wed, Oct 21

5:40 am - 2:00 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

24h 20m2 stops Minneapolis St Paul Paris Charles de Gaulle

10:50 am - 12:39 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

33h 49m1 stop Atlanta Hartsfield-Jackson

$625Delta

Sun, Feb 21 - Tue, Mar 2

5:15 am - 8:40 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

19h 25m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

6:00 am - 5:00 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

19h 00m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$627Delta

Wed, Nov 11 - Thu, Nov 26

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United Airlines flights from Boise to Barcelona

Our best United Airlines deals on Boise to Barcelona flight tickets

United Airlines

Nov 7

BOI5:44 pmBoise Air Term. Gowen Fld

31h 16m

2 stops

BCN9:00 amBarcelona-El Prat

Nov 18

BCN10:30 amBarcelona-El Prat

20h 29m

2 stops

BOI10:59 pmBoise Air Term. Gowen Fld

$600

United Airlines

Nov 11

BOI12:31 pmBoise Air Term. Gowen Fld

16h 44m

1 stop

BCN1:15 pmBarcelona-El Prat

Nov 26

BCN3:10 pmBarcelona-El Prat

28h 21m

1 stop

BOI11:31 amBoise Air Term. Gowen Fld

$602

United Airlines

Oct 11

BOI5:00 amBoise Air Term. Gowen Fld

20h 20m

2 stops

BCN9:20 amBarcelona-El Prat

Oct 21

BCN4:05 pmBarcelona-El Prat

15h 54m

1 stop

BOI11:59 pmBoise Air Term. Gowen Fld

$603

Delta flights from Boise to Barcelona

Our best Delta deals on Boise to Barcelona flight tickets

Delta

Nov 11

BOI5:15 amBoise Air Term. Gowen Fld

19h 25m

2 stops

BCN8:40 amBarcelona-El Prat

Nov 26

BCN6:00 amBarcelona-El Prat

19h 00m

2 stops

BOI5:00 pmBoise Air Term. Gowen Fld

$627

Delta

Oct 11

BOI11:10 pmBoise Air Term. Gowen Fld

29h 40m

1 stop

BCN12:50 pmBarcelona-El Prat

Oct 21

BCN1:20 pmBarcelona-El Prat

16h 48m

1 stop

BOI10:08 pmBoise Air Term. Gowen Fld

$640

Delta

Oct 11

BOI11:10 pmBoise Air Term. Gowen Fld

29h 40m

1 stop

BCN12:50 pmBarcelona-El Prat

Oct 21

BCN1:20 pmBarcelona-El Prat

16h 48m

1 stop

BOI10:08 pmBoise Air Term. Gowen Fld

$641

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sat 11/7

7:10 pm-9:35 am

2 stops30h 25m

Barcelona-El Prat

Wed 11/18

1:35 pm-11:31 am

2 stops29h 56m

$584

Quickest round-trip

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Tue 9/22

1:52 pm-3:40 pm

2 stops17h 48m

Barcelona-El Prat

Tue 10/6

12:20 pm-11:59 pm

2 stops19h 39m

$597

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Tue 10/20

8:15 am-2:20 pm

1 stop22h 05m

Barcelona-El Prat

Thu 10/29

3:10 pm-9:52 am

2 stops25h 42m

$600

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sat 11/7

7:10 pm-1:15 pm

2 stops34h 05m

Barcelona-El Prat

Wed 11/18

3:10 pm-10:51 pm

1 stop15h 41m

$600

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Tue 1/26

7:00 am-5:30 pm

2 stops26h 30m

Barcelona-El Prat

Tue 2/2

7:05 pm-12:45 pm

2 stops49h 40m

$602

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Tue 12/1

6:44 am-2:40 pm

2 stops23h 56m

Barcelona-El Prat

Mon 12/7

9:15 pm-1:51 pm

2 stops24h 36m

$605

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

5:00 am-8:00 am

2 stops19h 00m

Barcelona-El Prat

Wed 10/21

1:15 pm-9:34 am

2 stops28h 19m

$607

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

6:25 am-9:20 am

2 stops42h 55m

Barcelona-El Prat

Wed 10/21

1:15 pm-9:34 am

2 stops28h 19m

$612

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sun 2/21

5:40 am-2:00 pm

2 stops24h 20m

Barcelona-El Prat

Tue 3/2

10:50 am-12:39 pm

1 stop33h 49m

$625

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Wed 11/11

5:15 am-8:40 am

2 stops19h 25m

Barcelona-El Prat

Thu 11/26

6:00 am-5:00 pm

2 stops19h 00m

$627

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 Boise 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 cheapest month to fly to Barcelona?

The month of February is, on average, the cheapest month to fly to Barcelona from Boise, with most prices found around $504. If you don’t want to visit Barcelona in February, then you should wait until January to fly from Boise, when ticket prices are also cheap, with an average price of $674.

Cheap Boise to Barcelona flight deals and tips

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

Best Price Found	$442
Fastest flight time	16h 16m
Direct flights	None

The best one-way flight to Barcelona from Boise in the past 72 hours is $442. The best round-trip flight deal from Boise to Barcelona found on momondo in the last 72 hours is $584.

The fastest flight from Boise to Barcelona takes 16h 16m

There are no direct flights from Boise to Barcelona. There are no popular flight routes from Boise to Barcelona.

Search flight deals

Frequently asked questions about flying from Boise to Barcelona

How far is Boise Air Term. Gowen Fld to Barcelona by plane?
The straight-line distance from Boise Air Term. Gowen Fld to Barcelona is 5426.4 mi. By plane, this route typically takes 16h 16m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona?
Prices for flights from Boise Air Term. Gowen Fld Airport to Barcelona refresh daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Barcelona?
As of September 2026, there are 4 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Barcelona.
How old do you have to be to fly from Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Boise to Barcelona

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

Airline	Rating	Free Cancellation	Price
Iberia	PriceFrom $483	Free Cancellation	Rating 7.0 3,247 reviews	Search Iberia flights
United Airlines	PriceFrom $498	Free Cancellation	Rating 7.4 10,212 reviews	Search United Airlines flights
Delta	PriceFrom $599	Free Cancellation	Rating 7.8 8,565 reviews	Search Delta flights
Air Canada	PriceFrom $856	Free Cancellation	Rating 7.1 11,619 reviews	Search Air Canada flights

Why use momondo?

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

Finding the right flight to Barcelona from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Barcelona from Boise with this policy.

How can momondo help me find flights from Boise to Barcelona?

momondo helps you find the best flight between Boise and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boise to Barcelona right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boise to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly into one of these airports located in Barcelona

Barcelona-El Prat Airport

Girona Costa Brava Airport

Cheap flights from Boise to Barcelona from $442

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Barcelona departing on 11/10. 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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United Airlines flights from Boise to Barcelona

Our best United Airlines deals on Boise to Barcelona flight tickets

Delta flights from Boise to Barcelona

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How to get the cheapest flight ticket from Boise to Barcelona

What is the cheapest month to fly to Barcelona?

What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Barcelona?

What airlines fly to Barcelona?

Cheap Boise to Barcelona flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Boise to Barcelona

Best airlines flying from Boise to Barcelona

Compare and see reviews for airlines that fly from Boise 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

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

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