What is the cheapest airline that flies from Barcelona-El Prat to Idaho?

Finnair, Iberia, and British Airways are the most popular carriers operating from Barcelona-El Prat to Idaho

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

Prices for flights from Barcelona-El Prat Airport to Idaho were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport to Idaho.

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

The required travel and health documents for your Idaho 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 Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$372 Cheap Flights from Barcelona-El Prat Airport to Idaho in 2026

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

Find the cheapest flights from Barcelona-El Prat Airport to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:05 pm - 10:52 pm

BCN

BOI

40h 47m

2 stops

7:40 am - 4:25 pm

BOI

BCN

24h 45m

1 stop

$899Multiple Airlines

Thu, Apr 9 - Tue, Apr 14

7:00 pm - 11:04 pm

BCN

BOI

36h 04m

2 stops

3:30 pm - 9:45 am

BOI

BCN

34h 15m

2 stops

$903Scandinavian Airlines

Fri, Aug 14 - Sat, Sep 5

6:20 am - 4:03 pm

BCN

BOI

17h 43m

2 stops

12:52 pm - 2:50 pm

BOI

BCN

17h 58m

2 stops

$906Multiple Airlines

Thu, Apr 9 - Tue, Apr 14

1:25 pm - 10:11 pm

BCN

BOI

16h 46m

2 stops

1:52 pm - 5:10 pm

BOI

BCN

19h 18m

2 stops

$908Delta

Fri, Apr 10 - Tue, Apr 14

6:00 am - 11:50 pm

BCN

GEG

25h 50m

2 stops

6:00 am - 11:15 am

GEG

BCN

20h 15m

2 stops

$910Delta

Wed, Mar 25 - Sun, Mar 29

1:20 pm - 3:38 pm

BCN

BOI

34h 18m

1 stop

1:43 pm - 8:40 am

BOI

BCN

34h 57m

1 stop

$914KLM

Wed, Sep 2 - Fri, Nov 27

10:30 am - 11:39 pm

BCN

IDA

21h 09m

2 stops

7:48 am - 12:10 pm

IDA

BCN

20h 22m

2 stops

$962American Airlines

Thu, Apr 23 - Thu, Apr 30

3:15 pm - 9:55 am

BCN

IDA

26h 40m

2 stops

5:26 pm - 8:20 am

IDA

BCN

30h 54m

2 stops

$980United Airlines

Fri, May 1 - Mon, May 4

3:15 pm - 9:55 am

BCN

IDA

26h 40m

2 stops

5:26 pm - 8:20 am

IDA

BCN

30h 54m

2 stops

$983United Airlines

Fri, May 1 - Mon, May 4

10:30 am - 11:39 pm

BCN

IDA

21h 09m

2 stops

1:43 pm - 7:35 am

IDA

BCN

33h 52m

1 stop

$1,158American Airlines

Thu, Apr 23 - Thu, Apr 30

Delta flights from Barcelona-El Prat Airport to Idaho

Our best Delta deals on Barcelona-El Prat Airport to Idaho flight tickets

Delta

Apr 10

BCN1:25 pmBarcelona-El Prat

16h 46m

2 stops

BOI10:11 pmBoise Air Term. Gowen Fld

Apr 14

BOI1:52 pmBoise Air Term. Gowen Fld

19h 18m

2 stops

BCN5:10 pmBarcelona-El Prat

$908

Delta

Mar 25

BCN6:00 amBarcelona-El Prat

25h 50m

2 stops

GEG11:50 pmSpokane

Mar 29

GEG6:00 amSpokane

20h 15m

2 stops

BCN11:15 amBarcelona-El Prat

$910

Delta

Apr 3

BCN11:00 amBarcelona-El Prat

19h 35m

1 stop

BOI10:35 pmBoise Air Term. Gowen Fld

Apr 7

BOI10:35 amBoise Air Term. Gowen Fld

20h 15m

2 stops

BCN2:50 pmBarcelona-El Prat

$911

KLM flights from Barcelona-El Prat Airport to Idaho

Our best KLM deals on Barcelona-El Prat Airport to Idaho flight tickets

KLM

Sep 2

BCN1:20 pmBarcelona-El Prat

34h 18m

1 stop

BOI3:38 pmBoise Air Term. Gowen Fld

Nov 27

BOI1:43 pmBoise Air Term. Gowen Fld

34h 57m

1 stop

BCN8:40 amBarcelona-El Prat

$914

KLM

Mar 25

BCN9:45 amBarcelona-El Prat

19h 52m

1 stop

GEG9:37 pmSpokane

Mar 29

GEG12:35 pmSpokane

15h 15m

1 stop

BCN12:50 pmBarcelona-El Prat

$1,336

momondo Fare Finder

Use the filters below to find and compare flights from Barcelona-El Prat Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 4/9

2:05 pm-10:52 pm

2 stops40h 47m

Boise Air Term. Gowen Fld

Tue 4/14

7:40 am-4:25 pm

1 stop24h 45m

$899

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 8/14

7:00 pm-11:04 pm

2 stops36h 04m

Boise Air Term. Gowen Fld

Sat 9/5

3:30 pm-9:45 am

2 stops34h 15m

$903

Quickest round-trip

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 4/9

6:20 am-4:03 pm

2 stops17h 43m

Boise Air Term. Gowen Fld

Tue 4/14

12:52 pm-2:50 pm

2 stops17h 58m

$906

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 4/10

1:25 pm-10:11 pm

2 stops16h 46m

Boise Air Term. Gowen Fld

Tue 4/14

1:52 pm-5:10 pm

2 stops19h 18m

$908

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Wed 3/25

6:00 am-11:50 pm

2 stops25h 50m

Spokane

Sun 3/29

6:00 am-11:15 am

2 stops20h 15m

$910

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 9/2

1:20 pm-3:38 pm

1 stop34h 18m

Boise Air Term. Gowen Fld

Fri 11/27

1:43 pm-8:40 am

1 stop34h 57m

$914

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Thu 4/23

10:30 am-11:39 pm

2 stops21h 09m

Idaho Falls Fanning Field

Thu 4/30

7:48 am-12:10 pm

2 stops20h 22m

$962

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Fri 5/1

3:15 pm-9:55 am

2 stops26h 40m

Idaho Falls Fanning Field

Mon 5/4

5:26 pm-8:20 am

2 stops30h 54m

$980

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Fri 5/1

3:15 pm-9:55 am

2 stops26h 40m

Idaho Falls Fanning Field

Mon 5/4

5:26 pm-8:20 am

2 stops30h 54m

$983

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Thu 4/23

10:30 am-11:39 pm

2 stops21h 09m

Idaho Falls Fanning Field

Thu 4/30

1:43 pm-7:35 am

1 stop33h 52m

$1,158

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 Barcelona-El Prat Airport to Idaho

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

Can stopping save me money on Barcelona-El Prat Airport to Idaho flights?

You could potentially save up to 14% on your flight if you consider stops on a Barcelona-El Prat Airport to Idaho flight.

Cheap Barcelona-El Prat Airport to Idaho flight deals and tips

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

Fastest flight time	21h 04m
Direct flights	None

The fastest flight from Barcelona-El Prat Airport to Idaho takes 21h 04m

There are no direct flights from Barcelona-El Prat Airport to Idaho. There are no popular flight routes from Barcelona-El Prat Airport to Idaho.

Search flight deals

When did momondo last update prices for flights from Barcelona-El Prat Airport to Idaho?
Prices for flights from Barcelona-El Prat Airport to Idaho were last updated today.
How old do you have to be to fly from Barcelona-El Prat Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho 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 Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find Barcelona to Idaho 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 Idaho that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Barcelona to Idaho.

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

If you are not ready to book a flight from Barcelona to Idaho now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho and let you know when they change.