Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boise to Barcelona from $383

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 11/21. 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.
Multiple Airlines Logo
12:58 pm - 10:10 pm
BOI
-
BCN
25h 12m
2 stops
Multiple Airlines Logo
8:00 am - 11:59 pm
BCN
-
BOI
23h 59m
2 stops
$770Multiple Airlines
Sun, Oct 11 - Wed, Oct 21
American Airlines Logo
1:27 pm - 4:30 pm
BOI
-
BCN
19h 03m
2 stops
American Airlines Logo
12:00 pm - 11:59 pm
BCN
-
BOI
19h 59m
2 stops
$770American Airlines
Wed, Nov 11 - Thu, Nov 26
United Airlines Logo
5:44 pm - 9:00 am
BOI
-
BCN
31h 16m
2 stops
United Airlines Logo
3:10 pm - 10:51 pm
BCN
-
BOI
15h 41m
1 stop
$773United Airlines
Sat, Nov 7 - Wed, Nov 18
United Airlines Logo
5:44 pm - 9:00 am
BOI
-
BCN
31h 16m
2 stops
United Airlines Logo
10:30 am - 10:59 pm
BCN
-
BOI
20h 29m
2 stops
$773United Airlines
Sat, Nov 7 - Wed, Nov 18
Iberia Logo
7:00 am - 2:45 pm
BOI
-
BCN
23h 45m
2 stops
Iberia Logo
9:15 pm - 10:03 pm
BCN
-
BOI
32h 48m
2 stops
$781Iberia
Tue, Dec 1 - Mon, Dec 7
Air Canada Logo
6:25 am - 8:00 am
BOI
-
BCN
17h 35m
2 stops
Air Canada Logo
12:15 pm - 9:35 pm
BCN
-
BOI
41h 20m
2 stops
$786Air Canada
Sun, Oct 11 - Wed, Oct 21
Iberia Logo
12:14 pm - 10:10 am
BOI
-
BCN
13h 56m
1 stop
Iberia Logo
10:45 am - 10:29 pm
BCN
-
BOI
19h 44m
1 stop
$803Iberia
Sun, Oct 11 - Wed, Oct 21
Delta Logo
11:10 pm - 12:50 pm
BOI
-
BCN
29h 40m
1 stop
Delta Logo
1:20 pm - 10:08 pm
BCN
-
BOI
16h 48m
1 stop
$808Delta
Sun, Oct 11 - Wed, Oct 21
Delta Logo
1:13 pm - 2:00 pm
BOI
-
BCN
16h 47m
2 stops
Delta Logo
10:50 am - 12:39 pm
BCN
-
BOI
33h 49m
1 stop
$828Delta
Tue, Dec 1 - Mon, Dec 7
Air Canada Logo
12:28 pm - 8:00 am
BOI
-
BCN
59h 32m
2 stops
Air Canada Logo
12:15 pm - 9:45 pm
BCN
-
BOI
41h 30m
2 stops
$893Air Canada
Tue, Sep 15 - Mon, Sep 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 11
BOI6:25 amBoise Air Term. Gowen Fld
17h 35m
2 stops
BCN8:00 amBarcelona-El Prat
Oct 21
BCN12:15 pmBarcelona-El Prat
41h 20m
2 stops
BOI9:35 pmBoise Air Term. Gowen Fld
$786
Air Canada
Sep 15
BOI12:28 pmBoise Air Term. Gowen Fld
59h 32m
2 stops
BCN8:00 amBarcelona-El Prat
Sep 21
BCN12:15 pmBarcelona-El Prat
41h 30m
2 stops
BOI9:45 pmBoise Air Term. Gowen Fld
$893
Air Canada
Aug 10
BOI5:00 amBoise Air Term. Gowen Fld
19h 00m
2 stops
BCN8:00 amBarcelona-El Prat
Aug 21
BCN12:15 pmBarcelona-El Prat
37h 43m
2 stops
BOI5:58 pmBoise Air Term. Gowen Fld
$991

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
BCN3:10 pmBarcelona-El Prat
15h 41m
1 stop
BOI10:51 pmBoise Air Term. Gowen Fld
$773
United Airlines
Nov 11
BOI12:37 pmBoise Air Term. Gowen Fld
16h 38m
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
$775
United Airlines
Oct 11
BOI6:50 pmBoise Air Term. Gowen Fld
35h 30m
1 stop
BCN2:20 pmBarcelona-El Prat
Oct 21
BCN12:15 pmBarcelona-El Prat
41h 20m
2 stops
BOI9:35 pmBoise Air Term. Gowen Fld
$788

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 August 3, 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

Sun 10/11

12:58 pm-10:10 pm

2 stops25h 12m

Barcelona-El Prat

Wed 10/21

8:00 am-11:59 pm

2 stops23h 59m

$770

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Wed 11/11

1:27 pm-4:30 pm

2 stops19h 03m

Barcelona-El Prat

Thu 11/26

12:00 pm-11:59 pm

2 stops19h 59m

$770

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sat 11/7

5:44 pm-9:00 am

2 stops31h 16m

Barcelona-El Prat

Wed 11/18

3:10 pm-10:51 pm

1 stop15h 41m

$773

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sat 11/7

5:44 pm-9:00 am

2 stops31h 16m

Barcelona-El Prat

Wed 11/18

10:30 am-10:59 pm

2 stops20h 29m

$773

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 12/1

7:00 am-2:45 pm

2 stops23h 45m

Barcelona-El Prat

Mon 12/7

9:15 pm-10:03 pm

2 stops32h 48m

$781

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

6:25 am-8:00 am

2 stops17h 35m

Barcelona-El Prat

Wed 10/21

12:15 pm-9:35 pm

2 stops41h 20m

$786
Quickest round-trip

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

12:14 pm-10:10 am

1 stop13h 56m

Barcelona-El Prat

Wed 10/21

10:45 am-10:29 pm

1 stop19h 44m

$803

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

11:10 pm-12:50 pm

1 stop29h 40m

Barcelona-El Prat

Wed 10/21

1:20 pm-10:08 pm

1 stop16h 48m

$808

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 12/1

1:13 pm-2:00 pm

2 stops16h 47m

Barcelona-El Prat

Mon 12/7

10:50 am-12:39 pm

1 stop33h 49m

$828

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

Tue 9/15

12:28 pm-8:00 am

2 stops59h 32m

Barcelona-El Prat

Mon 9/21

12:15 pm-9:45 pm

2 stops41h 30m

$893

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 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 November to fly from Boise, when ticket prices are also cheap, with an average price of $672.

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

16h 47m

Direct flights

None
The fastest flight from Boise to Barcelona takes 16h 47m
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 47m.

  • 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
3,267 reviews
Search Iberia flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
10,059 reviews
Search United Airlines flights
DeltaPriceFrom $599Free CancellationRating
7.8
8,482 reviews
Search Delta flights
Air CanadaPriceFrom $856Free CancellationRating
7.1
11,423 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 9/2
Wed 9/9
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