HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$753+ Cheap flights from Barcelona-El Prat (BCN) to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Barcelona-El Prat to Idaho with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Barcelona-El Prat to Idaho

Keep the following information in mind while searching for Barcelona-El Prat to Idaho flight deals. Data was last updated April 24, 2025.

Round-trip from

$862
(Ovago)

One-way from

$753
(Gurufare)
From Barcelona-El Prat to Idaho
Search Deals
One-way flight from Barcelona-El Prat to Idaho
Search Deals

Find flight deals from Barcelona-El Prat to Idaho

Cheapest flights from Barcelona-El Prat to Idaho
Explore the most affordable flight options available from Barcelona-El Prat to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This lol.travel deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:20 pmBCN - BOI
1 stop17h 51mFinnair
Tue 5/67:14 amBOI - BCN
1 stop18h 56mFinnair
Deal found 4/23$860
This Ovago deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/77:00 pmBCN - GEG
2 stops30h 52mScandinavian Airlines
Sat 6/1411:17 amGEG - BCN
2 stops21h 53mScandinavian Airlines
Deal found 4/23$862
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/712:10 pmBCN - GEG
2 stops37h 54mUnited Airlines
Sat 6/145:30 amGEG - BCN
2 stops18h 50mUnited Airlines
Deal found 4/23$931
This Iberia deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:20 pmBCN - BOI
1 stop17h 51mIberia
Tue 5/67:14 amBOI - BCN
2 stops29h 11mIberia
Deal found 4/23$941
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:20 amBCN - BOI
2 stops23h 41mDelta
Tue 5/61:10 pmBOI - BCN
2 stops20h 00mDelta
Deal found 4/23$976
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/226:30 pmBCN - GEG
2 stops30h 37mMultiple Airlines
Mon 8/189:55 amGEG - BCN
1 stop21h 35mMultiple Airlines
Deal found 4/23$1,016
This American Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:20 pmBCN - GEG
1 stop19h 57mAmerican Airlines
Thu 8/76:10 amGEG - BCN
1 stop19h 00mAmerican Airlines
Deal found 4/23$1,117
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/196:20 amBCN - GEG
2 stops22h 09mDelta
Tue 8/125:05 amGEG - BCN
2 stops17h 10mDelta
Deal found 4/23$1,128
This Air Canada deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/21:15 pmBCN - BOI
2 stops28h 31mMultiple Airlines
Thu 8/75:42 pmBOI - BCN
3 stops30h 08mMultiple Airlines
Deal found 4/23$1,144
This Air Canada deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/212:10 pmBCN - BOI
3 stops31h 33mAir Canada
Thu 8/75:42 pmBOI - BCN
3 stops30h 08mAir Canada
Deal found 4/23$1,178
This KLM deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/249:30 amBCN - GEG
1 stop21h 26mKLM
Mon 8/1810:59 pmGEG - BCN
1 stop25h 21mKLM
Deal found 4/23$1,279
This SWISS deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/239:40 amBCN - GEG
2 stops20h 23mSWISS
Wed 8/201:15 pmGEG - BCN
2 stops34h 35mSWISS
Deal found 4/23$1,296

Cheapflights Fare Finder

Customize your flight search to find flights from Barcelona-El Prat to Idaho 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, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Idaho that are best for you.

Fly from

Barcelona-El Prat

Fly to

Idaho

Route

Depart

Return

Price

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 6/7

7:00 pm-4:52 pm

2 stops30h 52m

Spokane

Sat 6/14

11:17 am-6:10 pm

2 stops21h 53m

$862

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 6/7

12:10 pm-5:04 pm

2 stops37h 54m

Spokane

Sat 6/14

5:30 am-9:20 am

2 stops18h 50m

$931

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Tue 7/22

6:30 pm-4:07 pm

2 stops30h 37m

Spokane

Mon 8/18

9:55 am-4:30 pm

1 stop21h 35m

$1,016

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 7/2

9:00 am-10:29 pm

2 stops21h 29m

Boise Air Term. Gowen Fld

Thu 8/7

1:43 pm-3:40 pm

2 stops17h 57m

$1,103

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Thu 7/24

12:20 pm-11:17 pm

1 stop19h 57m

Spokane

Thu 8/7

6:10 am-10:10 am

1 stop19h 00m

$1,117

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 7/19

6:20 am-7:29 pm

2 stops22h 09m

Spokane

Tue 8/12

5:05 am-7:15 am

2 stops17h 10m

$1,128

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 7/2

1:15 pm-9:46 am

2 stops28h 31m

Boise Air Term. Gowen Fld

Thu 8/7

5:42 pm-7:50 am

3 stops30h 08m

$1,144

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 7/2

12:10 pm-11:43 am

3 stops31h 33m

Boise Air Term. Gowen Fld

Thu 8/7

5:42 pm-7:50 am

3 stops30h 08m

$1,178

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Wed 7/23

9:40 am-9:03 pm

2 stops20h 23m

Spokane

Wed 8/20

1:15 pm-8:50 am

2 stops34h 35m

$1,296

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 7/26

6:10 am-2:42 pm

2 stops17h 32m

Spokane

Sun 8/17

2:05 pm-3:40 pm

2 stops16h 35m

$1,303

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Barcelona-El Prat to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Barcelona-El Prat with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Barcelona-El Prat Airport to Idaho

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated April 24, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Barcelona to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Barcelona-El Prat Airport to Idaho one-way?

    The cheapest airlines for a one-way flight from Barcelona-El Prat Airport to Idaho are WestJet ($753), Delta ($892), and Lufthansa ($910).

  • What are the most popular routes from Barcelona-El Prat Airport to Idaho?

    The most popular route from Barcelona-El Prat Airport to Idaho is Barcelona-El Prat - Spokane. You may also consider Barcelona-El Prat - Idaho Falls Fanning Field or Barcelona-El Prat - Boise Air Term. Gowen Fld.

  • Can I find deals for flights from Barcelona-El Prat to Idaho that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Idaho.

  • Can I find deals for business class flights from Barcelona-El Prat to Idaho?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Barcelona-El Prat Airport to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Idaho (average of $314). Flying from Barcelona-El Prat Airport to Idaho in June is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Barcelona-El Prat to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Barcelona-El Prat to Newark flights
Barcelona-El Prat to John F Kennedy Intl flights
Barcelona-El Prat to LaGuardia flights
Barcelona-El Prat to Miami flights
Barcelona-El Prat to Los Angeles flights
Barcelona-El Prat to San Francisco flights
Barcelona-El Prat to O'Hare Intl flights
Barcelona-El Prat to Boston flights
Barcelona-El Prat to Fort Lauderdale flights
Barcelona-El Prat to Ontario flights
Barcelona-El Prat to Dulles Intl flights
Barcelona-El Prat to Stewart flights
Barcelona-El Prat to Midway flights
Barcelona-El Prat to West Palm Beach flights
Barcelona-El Prat to Hobby flights
Barcelona-El Prat to Dallas/Fort Worth flights
Barcelona-El Prat to Baltimore flights
Barcelona-El Prat to Philadelphia flights
Barcelona-El Prat to Reagan-National flights
Barcelona-El Prat to Seattle flights
Barcelona-El Prat to Orlando flights
Barcelona-El Prat to George Bush Intcntl flights
Barcelona-El Prat to Atlanta flights
Barcelona-El Prat to Las Vegas flights
Barcelona-El Prat to Detroit flights
Barcelona-El Prat to Tampa flights
Barcelona-El Prat to San Jose flights
Barcelona-El Prat to Honolulu flights
Barcelona-El Prat to Minneapolis flights
Barcelona-El Prat to Denver flights
Barcelona-El Prat to San Diego flights
Barcelona-El Prat to Charlotte flights
Barcelona-El Prat to Oakland flights
Barcelona-El Prat to Nashville flights
Barcelona-El Prat to Salt Lake City flights
Barcelona-El Prat to Raleigh flights
Barcelona-El Prat to New Orleans flights
Barcelona-El Prat to Austin flights
Barcelona-El Prat to Anchorage flights
Barcelona-El Prat to Sky Harbor Intl flights
Barcelona-El Prat to Cleveland flights
Barcelona-El Prat to Cincinnati flights
Barcelona-El Prat to Santa Ana flights
Barcelona-El Prat to Sacramento flights
Barcelona-El Prat to Portland flights
Barcelona-El Prat to Kansas City flights
Barcelona-El Prat to Fort Myers flights
Barcelona-El Prat to Burbank flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.