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$844+ Cheap flights from Idaho to Bilbao (BIO)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Idaho to Bilbao

Keep the following information in mind while searching for Idaho to Bilbao flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,242
(KLM)

Popular in

November

Cheapest in

October
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Bilbao flights.
Search Deals
From Idaho to Bilbao
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($91 potential savings vs. average RT price).
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Find flight deals from Idaho to Bilbao

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

This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/192:30 pmBOI - BIO
2 stops25h 25mLufthansa
Wed 3/267:20 amBIO - BOI
2 stops21h 09mLufthansa
Deal found 2/19$844
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:00 amBOI - BIO
2 stops21h 45mUnited Airlines
Tue 10/147:15 amBIO - BOI
2 stops20h 26mUnited Airlines
Deal found 2/20$1,105
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/254:40 pmBOI - BIO
2 stops15h 50mKLM
Sat 5/106:50 amBIO - BOI
2 stops17h 58mKLM
Deal found 2/20$1,242
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.
Thu 9/255:00 pmBOI - BIO
2 stops15h 40mMultiple Airlines
Sat 10/47:10 amBIO - BOI
2 stops19h 56mMultiple Airlines
Deal found 2/18$1,243
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/51:41 pmBOI - BIO
2 stops48h 14mIberia
Sat 4/125:35 pmBIO - BOI
2 stops60h 36mIberia
Deal found 2/18$1,279

Find flights from Idaho to Bilbao within your budget

Customize your flight search to find flights from Idaho to Bilbao 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 February 20, 2025.

Fly from

Idaho

Fly to

Bilbao

Route

Depart

Return

Price

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 3/19

2:30 pm-10:55 pm

2 stops25h 25m

Bilbao

Wed 3/26

7:20 am-9:29 pm

2 stops21h 09m

$844

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Fri 4/25

4:40 pm-4:30 pm

2 stops15h 50m

Bilbao

Sat 5/10

6:50 am-4:48 pm

2 stops17h 58m

$1,242

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Sat 4/5

1:41 pm-9:55 pm

2 stops48h 14m

Bilbao

Sat 4/12

5:35 pm-10:11 pm

2 stops60h 36m

$1,279

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Sat 4/5

8:20 am-6:05 pm

3 stops25h 45m

Bilbao

Sat 4/12

11:50 am-9:22 pm

2 stops41h 32m

$2,484

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from Idaho to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Idaho 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 Idaho to Bilbao

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

What is the cheapest time of day to fly from ID to BIO?

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

When flying from Idaho to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bilbao by month

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

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

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

If weather is an important factor for your trip to Bilbao, 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 68.0 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 Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated February 20, 2025.
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Bilbao. 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 into for flights to Bilbao from Idaho?

    If you book a flight to Bilbao from Idaho, you will be flying to Bilbao, which is the city’s only airport. Bilbao (BIO) is located 3.0 mi from the center of Bilbao.

  • Can I find deals for flights from Idaho to Bilbao that include hotel bookings?

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

  • How can I find direct flights from Idaho to Bilbao?

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

  • Can I find deals for business class flights from Idaho to Bilbao?

    Yes. Cheapflights offers flight deals from Idaho to Bilbao 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 Idaho to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Idaho to Bilbao (average of $541). Flying from Idaho to Bilbao in June is currently the most expensive (average of $1,178). 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 Idaho to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Idaho to Bilbao

Discover the top 3 airlines that operate flights from Idaho to Bilbao. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$530Average$1,166FlexibilityNo cancel feeOn-time69%
KLMCheapest$664Average$1,338FlexibilityNo cancel feeOn-time75%
DeltaCheapest$813Average$1,245FlexibilityNo cancel feeOn-timeN/A
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