Latest deals
FAQs
Price Alerts

Cheap flights from Idaho to Bilbao from $735

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Bilbao departing on 11/18. 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

Find the cheapest flights from Idaho to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
12:32 pm - 11:05 pm
BOI
-
BIO
26h 33m
2 stops
Lufthansa Logo
6:45 am - 9:30 pm
BIO
-
BOI
22h 45m
2 stops
$735Lufthansa
Wed, Nov 18 - Thu, Nov 26
Lufthansa Logo
12:32 pm - 6:05 pm
BOI
-
BIO
21h 33m
2 stops
Lufthansa Logo
6:45 am - 9:30 pm
BIO
-
BOI
22h 45m
2 stops
$736Lufthansa
Wed, Nov 18 - Fri, Nov 27
Lufthansa Logo
12:32 pm - 11:05 pm
BOI
-
BIO
26h 33m
2 stops
Lufthansa Logo
6:45 am - 9:30 pm
BIO
-
BOI
22h 45m
2 stops
$738Lufthansa
Wed, Nov 18 - Thu, Nov 26
Delta Logo
12:42 pm - 5:25 pm
BOI
-
BIO
20h 43m
2 stops
Delta Logo
6:50 am - 3:30 pm
BIO
-
BOI
16h 40m
2 stops
$740Delta
Wed, Nov 18 - Thu, Nov 26
Air France Logo
5:40 am - 11:30 am
BOI
-
BIO
21h 50m
2 stops
Air France Logo
7:10 am - 8:17 pm
BIO
-
BOI
21h 07m
2 stops
$747Air France
Wed, Nov 18 - Fri, Nov 27
Air France Logo
5:40 am - 11:30 am
BOI
-
BIO
21h 50m
2 stops
Air France Logo
7:10 am - 8:17 pm
BIO
-
BOI
21h 07m
2 stops
$752Air France
Wed, Nov 18 - Fri, Nov 27
United Airlines Logo
5:22 pm - 11:05 pm
BOI
-
BIO
21h 43m
2 stops
United Airlines Logo
6:45 am - 9:15 pm
BIO
-
BOI
22h 30m
2 stops
$792United Airlines
Thu, Dec 3 - Tue, Dec 15
United Airlines Logo
6:50 pm - 11:25 pm
BOI
-
BIO
20h 35m
2 stops
United Airlines Logo
6:50 am - 10:33 pm
BIO
-
BOI
23h 43m
2 stops
$802United Airlines
Tue, Sep 29 - Tue, Oct 13
United Airlines Logo
12:26 pm - 5:55 pm
BOI
-
BIO
21h 29m
2 stops
United Airlines Logo
6:50 am - 10:33 pm
BIO
-
BOI
23h 43m
2 stops
$807United Airlines
Tue, Sep 29 - Tue, Oct 13
United Airlines Logo
6:50 pm - 11:25 pm
BOI
-
BIO
20h 35m
2 stops
United Airlines Logo
11:10 am - 11:59 pm
BIO
-
BOI
44h 49m
2 stops
$822United Airlines
Mon, Sep 28 - Mon, Oct 12

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

Delta flights from Idaho to Bilbao

Our best Delta deals on Idaho to Bilbao flight tickets
Delta
Nov 18
BOI12:42 pmBoise Air Term. Gowen Fld
20h 43m
2 stops
BIO5:25 pmBilbao
Nov 26
BIO6:50 amBilbao
16h 40m
2 stops
BOI3:30 pmBoise Air Term. Gowen Fld
$740
Delta
Sep 28
BOI3:28 pmBoise Air Term. Gowen Fld
17h 02m
2 stops
BIO4:30 pmBilbao
Oct 12
BIO6:45 amBilbao
18h 29m
2 stops
BOI5:14 pmBoise Air Term. Gowen Fld
$860

United Airlines flights from Idaho to Bilbao

Our best United Airlines deals on Idaho to Bilbao flight tickets
United Airlines
Dec 3
BOI5:22 pmBoise Air Term. Gowen Fld
21h 43m
2 stops
BIO11:05 pmBilbao
Dec 15
BIO6:45 amBilbao
22h 30m
2 stops
BOI9:15 pmBoise Air Term. Gowen Fld
$792
United Airlines
Sep 29
BOI6:50 pmBoise Air Term. Gowen Fld
20h 35m
2 stops
BIO11:25 pmBilbao
Oct 13
BIO6:50 amBilbao
23h 43m
2 stops
BOI10:33 pmBoise Air Term. Gowen Fld
$802
United Airlines
Sep 29
BOI12:26 pmBoise Air Term. Gowen Fld
21h 29m
2 stops
BIO5:55 pmBilbao
Oct 13
BIO6:50 amBilbao
23h 43m
2 stops
BOI10:33 pmBoise Air Term. Gowen Fld
$807

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Idaho to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

12:32 pm-11:05 pm

2 stops26h 33m

Bilbao

Thu 11/26

6:45 am-9:30 pm

2 stops22h 45m

$735

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

12:32 pm-6:05 pm

2 stops21h 33m

Bilbao

Fri 11/27

6:45 am-9:30 pm

2 stops22h 45m

$736

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

12:32 pm-11:05 pm

2 stops26h 33m

Bilbao

Thu 11/26

6:45 am-9:30 pm

2 stops22h 45m

$738
Quickest round-trip

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

12:42 pm-5:25 pm

2 stops20h 43m

Bilbao

Thu 11/26

6:50 am-3:30 pm

2 stops16h 40m

$740

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

5:40 am-11:30 am

2 stops21h 50m

Bilbao

Fri 11/27

7:10 am-8:17 pm

2 stops21h 07m

$747

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

5:40 am-11:30 am

2 stops21h 50m

Bilbao

Fri 11/27

7:10 am-8:17 pm

2 stops21h 07m

$752

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Thu 12/3

5:22 pm-11:05 pm

2 stops21h 43m

Bilbao

Tue 12/15

6:45 am-9:15 pm

2 stops22h 30m

$792

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Tue 9/29

6:50 pm-11:25 pm

2 stops20h 35m

Bilbao

Tue 10/13

6:50 am-10:33 pm

2 stops23h 43m

$802

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Tue 9/29

12:26 pm-5:55 pm

2 stops21h 29m

Bilbao

Tue 10/13

6:50 am-10:33 pm

2 stops23h 43m

$807

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Mon 9/28

6:50 pm-11:25 pm

2 stops20h 35m

Bilbao

Mon 10/12

11:10 am-11:59 pm

2 stops44h 49m

$822

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Idaho to Bilbao flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Bilbao

Fastest flight time

17h 56m

Direct flights

None
The fastest flight from Idaho to Bilbao takes 17h 56m
There are no direct flights from Idaho to Bilbao. There are no popular flight routes from Idaho to Bilbao.
Search flight deals

Frequently asked questions about flying from Idaho to Bilbao

  • When did momondo last update prices for flights from Idaho to Bilbao Airport?

    Prices for flights from Idaho to Bilbao Airport were last updated today.

  • How old do you have to be to fly from Idaho to Bilbao Airport?

    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 Idaho to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Idaho to Bilbao

  • How do I get Price Alerts for flights from Idaho to Bilbao?

    Price Alerts will notify you by email when the price for flights to Bilbao from Idaho decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Idaho to Bilbao with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Bilbao. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Idaho to Bilbao on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Idaho to Bilbao flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Idaho to Bilbao 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 Bilbao 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
Sat 8/22
Sat 8/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Airports servicing Basque Country

San Sebastián Airport