Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boise to Barcelona from $357

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 10/12. 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 Boise to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:30 pm - 9:20 am
BOI
-
BCN
31h 50m
2 stops
Air Canada Logo
12:15 pm - 5:43 pm
BCN
-
BOI
37h 28m
2 stops
$762Air Canada
Mon, Oct 5 - Thu, Oct 15
American Airlines Logo
3:24 pm - 5:05 pm
BOI
-
BCN
17h 41m
2 stops
American Airlines Logo
10:40 am - 10:29 pm
BCN
-
BOI
18h 49m
1 stop
$765American Airlines
Sun, Oct 18 - Wed, Oct 28
United Airlines Logo
6:50 pm - 2:20 pm
BOI
-
BCN
35h 30m
1 stop
United Airlines Logo
12:35 pm - 4:59 pm
BCN
-
BOI
59h 24m
3 stops
$766United Airlines
Sun, Oct 18 - Wed, Oct 28
Air France Logo
2:11 pm - 12:50 pm
BOI
-
BCN
14h 39m
1 stop
Air France Logo
11:00 am - 10:22 pm
BCN
-
BOI
19h 22m
1 stop
$769Air France
Mon, Oct 5 - Thu, Oct 15
Multiple Airlines Logo
2:11 pm - 12:50 pm
BOI
-
BCN
14h 39m
1 stop
Multiple Airlines Logo
11:10 am - 10:08 pm
BCN
-
BOI
18h 58m
2 stops
$773Multiple Airlines
Mon, Oct 5 - Thu, Oct 15
Multiple Airlines Logo
8:57 am - 10:10 pm
BOI
-
BCN
29h 13m
2 stops
Multiple Airlines Logo
7:00 am - 11:58 pm
BCN
-
BOI
23h 58m
2 stops
$796Multiple Airlines
Fri, Oct 16 - Sun, Oct 25
Multiple Airlines Logo
10:52 am - 4:00 pm
BOI
-
BCN
21h 08m
2 stops
Multiple Airlines Logo
8:00 am - 10:27 pm
BCN
-
BOI
22h 27m
2 stops
$810Multiple Airlines
Mon, Aug 10 - Fri, Aug 21
Multiple Airlines Logo
8:57 am - 10:10 pm
BOI
-
BCN
29h 13m
2 stops
Multiple Airlines Logo
7:00 am - 11:58 pm
BCN
-
BOI
23h 58m
2 stops
$818Multiple Airlines
Fri, Oct 16 - Sun, Oct 25
Multiple Airlines Logo
10:52 am - 10:10 pm
BOI
-
BCN
27h 18m
2 stops
Multiple Airlines Logo
8:00 am - 10:27 pm
BCN
-
BOI
22h 27m
2 stops
$820Multiple Airlines
Mon, Aug 10 - Fri, Aug 21
Multiple Airlines Logo
10:52 am - 4:00 pm
BOI
-
BCN
21h 08m
2 stops
Multiple Airlines Logo
8:00 am - 10:27 pm
BCN
-
BOI
22h 27m
2 stops
$821Multiple Airlines
Mon, Aug 10 - Fri, Aug 21

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

Air Canada flights from Boise to Barcelona

Our best Air Canada deals on Boise to Barcelona flight tickets
Air Canada
Oct 5
BOI5:30 pmBoise Air Term. Gowen Fld
31h 50m
2 stops
BCN9:20 amBarcelona-El Prat
Oct 15
BCN12:15 pmBarcelona-El Prat
37h 28m
2 stops
BOI5:43 pmBoise Air Term. Gowen Fld
$762
Air Canada
Aug 10
BOI7:05 pmBoise Air Term. Gowen Fld
28h 55m
2 stops
BCN8:00 amBarcelona-El Prat
Aug 21
BCN12:15 pmBarcelona-El Prat
33h 23m
2 stops
BOI1:38 pmBoise Air Term. Gowen Fld
$864

American Airlines flights from Boise to Barcelona

Our best American Airlines deals on Boise to Barcelona flight tickets
American Airlines
Oct 18
BOI3:24 pmBoise Air Term. Gowen Fld
17h 41m
2 stops
BCN5:05 pmBarcelona-El Prat
Oct 28
BCN10:40 amBarcelona-El Prat
18h 49m
1 stop
BOI10:29 pmBoise Air Term. Gowen Fld
$765
American Airlines
Aug 6
BOI12:12 pmBoise Air Term. Gowen Fld
16h 28m
2 stops
BCN12:40 pmBarcelona-El Prat
Aug 21
BCN10:45 amBarcelona-El Prat
19h 26m
1 stop
BOI10:11 pmBoise Air Term. Gowen Fld
$935
American Airlines
Jul 7
BOI3:10 pmBoise Air Term. Gowen Fld
16h 30m
2 stops
BCN3:40 pmBarcelona-El Prat
Jul 14
BCN10:45 amBarcelona-El Prat
20h 36m
1 stop
BOI11:21 pmBoise Air Term. Gowen Fld
$1,206

momondo Fare Finder

 
Customize your flight search to find flights from Boise 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 6, 2026.
Use the filters below to find and compare flights from Boise to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 10/5

5:30 pm-9:20 am

2 stops31h 50m

Barcelona-El Prat

Thu 10/15

12:15 pm-5:43 pm

2 stops37h 28m

$762

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/18

3:24 pm-5:05 pm

2 stops17h 41m

Barcelona-El Prat

Wed 10/28

10:40 am-10:29 pm

1 stop18h 49m

$765

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/18

6:50 pm-2:20 pm

1 stop35h 30m

Barcelona-El Prat

Wed 10/28

12:35 pm-4:59 pm

3 stops59h 24m

$766

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 10/5

2:11 pm-12:50 pm

1 stop14h 39m

Barcelona-El Prat

Thu 10/15

11:00 am-10:22 pm

1 stop19h 22m

$769
Quickest round-trip

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 10/5

2:11 pm-12:50 pm

1 stop14h 39m

Barcelona-El Prat

Thu 10/15

11:10 am-10:08 pm

2 stops18h 58m

$773

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 10/16

8:57 am-10:10 pm

2 stops29h 13m

Barcelona-El Prat

Sun 10/25

7:00 am-11:58 pm

2 stops23h 58m

$796

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 8/10

10:52 am-4:00 pm

2 stops21h 08m

Barcelona-El Prat

Fri 8/21

8:00 am-10:27 pm

2 stops22h 27m

$810

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Fri 10/16

8:57 am-10:10 pm

2 stops29h 13m

Barcelona-El Prat

Sun 10/25

7:00 am-11:58 pm

2 stops23h 58m

$818

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 8/10

10:52 am-10:10 pm

2 stops27h 18m

Barcelona-El Prat

Fri 8/21

8:00 am-10:27 pm

2 stops22h 27m

$820

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Mon 8/10

10:52 am-4:00 pm

2 stops21h 08m

Barcelona-El Prat

Fri 8/21

8:00 am-10:27 pm

2 stops22h 27m

$821

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Barcelona from

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

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

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 $467. 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 $492.

Cheap Boise to Barcelona flight deals and tips

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

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from Boise to Barcelona takes 17h 20m
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 17h 20m.

  • 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?

  • 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
IberiaPriceFrom $483Free CancellationRating
7.0
3,247 reviews
Search Iberia flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
9,938 reviews
Search United Airlines flights
DeltaPriceFrom $599Free CancellationRating
7.8
8,453 reviews
Search Delta flights
Air CanadaPriceFrom $856Free CancellationRating
7.1
11,305 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.

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
Wed 8/5
Wed 8/12
By creating a price alert you accept our terms of use and privacy policy.

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