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$717+ Cheap flights from Boise (BOI) to Barcelona

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BCN
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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The best prices from Boise Air Term. Gowen Fld to Barcelona are usually found in March or November, booked 12 days in advance, depart on a Sunday or Wednesday and return on a Monday

Cheap flight deals from Boise to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated febrero 20, 2025.

Round-trip from

$717
(Ovago)

Popular in

June

Cheapest in

March

Average price

$910
From Boise Air Term. Gowen Fld to Barcelona
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($333 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Boise to Barcelona

Cheapest flights from Boise to Barcelona
Explore the most affordable flight options available from Boise to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Ovago deal was found by Cheapflights users on 2/19. 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.
vie. 2/287:15 amBOI - BCN
2 stops27h 05mScandinavian Airlines
sáb. 3/87:10 pmBCN - BOI
2 stops34h 40mScandinavian Airlines
Deal found 2/19$717
This Cheapflightsfares deal was found by Cheapflights users on 2/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/107:15 amBOI - BCN
2 stops25h 40mITA Airways
lun. 3/176:25 amBCN - BOI
2 stops23h 25mITA Airways
Deal found 2/20$740
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mar. 3/181:36 pmBOI - BCN
2 stops19h 34mAmerican Airlines
mar. 4/812:20 pmBCN - BOI
1 stop17h 51mAmerican Airlines
Deal found 2/19$823
This United Airlines deal was found by Cheapflights users on 2/19. 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.
sáb. 11/82:11 pmBOI - BCN
2 stops34h 09mUnited Airlines
lun. 11/1712:15 pmBCN - BOI
2 stops37h 40mUnited Airlines
Deal found 2/19$852
This Delta deal was found by Cheapflights users on 2/20. 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.
sáb. 5/101:43 pmBOI - BCN
1 stop35h 37mDelta
jue. 5/229:30 amBCN - BOI
1 stop21h 21mDelta
Deal found 2/20$879
This Air Canada deal was found by Cheapflights users on 2/19. 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.
sáb. 11/87:00 amBOI - BCN
3 stops18h 50mMultiple Airlines
lun. 11/1712:15 pmBCN - BOI
2 stops33h 15mMultiple Airlines
Deal found 2/19$904
This Gurufare deal was found by Cheapflights users on 2/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/192:30 pmBOI - BCN
2 stops18h 45mLufthansa
mar. 4/86:45 pmBCN - BOI
2 stops31h 07mLufthansa
Deal found 2/20$922
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/201:36 pmBOI - BCN
2 stops36h 34mIberia
jue. 3/2712:30 pmBCN - BOI
2 stops40h 25mIberia
Deal found 2/20$945
This Air Canada deal was found by Cheapflights users on 2/19. 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.
dom. 10/127:00 amBOI - BCN
2 stops40h 50mAir Canada
mié. 10/2212:15 pmBCN - BOI
2 stops41h 01mAir Canada
Deal found 2/19$957
This KLM deal was found by Cheapflights users on 2/19. 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.
vie. 5/911:00 amBOI - BCN
2 stops17h 35mKLM
mar. 5/206:20 amBCN - BOI
2 stops22h 38mKLM
Deal found 2/19$971
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/87:05 amBOI - BCN
1 stop19h 05mFinnair
sáb. 4/2612:20 pmBCN - BOI
1 stop17h 38mFinnair
Deal found 2/19$1,040
This Air France deal was found by Cheapflights users on 2/18. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/1410:30 amBOI - BCN
2 stops16h 45mAir France
vie. 7/2512:20 pmBCN - BOI
2 stops18h 56mAir France
Deal found 2/18$1,257

Find flights from Boise to Barcelona within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.

Fly from

Boise

Fly to

Barcelona

Route

Depart

Return

Price

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 3/10

7:15 am-3:55 pm

2 stops25h 40m

Barcelona-El Prat

lun. 3/17

6:25 am-10:50 pm

2 stops23h 25m

$740

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mar. 3/18

1:36 pm-4:10 pm

2 stops19h 34m

Barcelona-El Prat

mar. 4/8

12:20 pm-10:11 pm

1 stop17h 51m

$823

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

sáb. 5/10

1:43 pm-9:20 am

1 stop35h 37m

Barcelona-El Prat

jue. 5/22

9:30 am-10:51 pm

1 stop21h 21m

$879

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 3/27

5:25 pm-8:20 am

2 stops31h 55m

Barcelona-El Prat

jue. 4/3

12:10 pm-11:03 pm

2 stops42h 53m

$902

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mié. 3/19

2:30 pm-4:15 pm

2 stops18h 45m

Barcelona-El Prat

mar. 4/8

6:45 pm-5:52 pm

2 stops31h 07m

$922

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 3/20

1:36 pm-9:10 am

2 stops36h 34m

Barcelona-El Prat

jue. 3/27

12:30 pm-9:55 pm

2 stops40h 25m

$945

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 5/9

11:00 am-12:35 pm

2 stops17h 35m

Barcelona-El Prat

mar. 5/20

6:20 am-8:58 pm

2 stops22h 38m

$971

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

jue. 3/27

5:00 pm-10:35 am

2 stops34h 35m

Barcelona-El Prat

jue. 4/3

12:20 pm-9:55 pm

1 stop17h 35m

$978

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mar. 4/8

7:05 am-10:10 am

1 stop19h 05m

Barcelona-El Prat

sáb. 4/26

12:20 pm-9:58 pm

1 stop17h 38m

$1,040

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

vie. 5/9

6:35 am-7:50 am

2 stops17h 15m

Barcelona-El Prat

jue. 5/22

1:15 pm-11:43 am

2 stops30h 28m

$1,218

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 16 results
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Best time to book a flight from Boise to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Boise 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.

Travel insights for flights from Boise to Barcelona

Get recent, data-driven insights about flights from Boise to Barcelona including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boise to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Barcelona. Price data was last updated on February 14, 2025.

Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boise to Barcelona. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Boise to Barcelona?

Currently, January is the cheapest month in which you can book a flight from Boise to Barcelona (average of $523). Flying from Boise to Barcelona in June is currently the most expensive (average of $1,096). 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.

What is the cheapest time of day to fly from BOI to BCN?

Find hourly flight availability from Boise to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Boise to Barcelona in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

Rainfall in Barcelona by month

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

In terms of precipitation, rainfall in Barcelona ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona when rainfall is around 0.8 in.

Temperature in Barcelona by month

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

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August 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 January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated febrero 20, 2025.
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly from for flights from Boise to Barcelona?

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Barcelona. On average, Air Term. Gowen Fld has 0 outbound flights to Barcelona per day from 4 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • What are the cheapest airlines flying from Boise to Barcelona round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Barcelona, with prices starting at $717. Additional round-trip tickets that might be worth considering are offered by ITA Airways and American Airlines, with the lowest prices starting at $740 and $823, respectively. Scandinavian Airlines is currently priced 31% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Boise to Barcelona one-way?

    The cheapest airline one-way is ITA Airways, with whom users have recently found tickets for as low as $1,027. However, be on the lookout for offers from Finnair and Air Canada, as they are both options that can get you from Boise to Barcelona for a low price.

  • Can I find deals for flights from Boise to Barcelona that include hotel bookings?

    Yes. In addition to deals on Boise to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Barcelona?

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

  • Can I find deals for business class flights from Boise to Barcelona?

    Yes. Cheapflights offers flight deals from Boise to Barcelona 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 Boise to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from Boise to Barcelona (average of $523). Flying from Boise to Barcelona in June is currently the most expensive (average of $1,096). 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

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Alternative routes for Boise to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Barcelona-El Prat flights
Spokane to Barcelona-El Prat flights
Idaho Falls to Barcelona-El Prat flights
Jackson to Barcelona-El Prat flights

Top 4 airlines flying from Boise to Barcelona

Discover the top 4 airlines that operate flights from Boise to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$564Average$888FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$586Average$1,001FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$684Average$1,090FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$709Average$1,196FlexibilityNo cancel feeOn-time76%
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