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Cheap flights from Idaho to Bilbao from $490

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Bilbao departing on 9/17. 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
0 bags

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Find the cheapest flights from Idaho to Bilbao

Cheap round-trip flights

United Airlines Logo
5:39 pm - 10:45 amBOI-BIO
33h 06m2 stops
United Airlines Logo
6:45 am - 6:47 pmBIO-BOI
44h 02m2 stops
$593United Airlines
Find Deal
Mon, Sep 22 - Mon, Sep 29
United Airlines Logo
2:40 pm - 11:05 pmBOI-BIO
24h 25m2 stops
United Airlines Logo
6:40 am - 1:44 pmBIO-BOI
39h 04m3 stops
$605United Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 14
United Airlines Logo
7:09 pm - 11:25 pmBOI-BIO
20h 16m2 stops
United Airlines Logo
6:45 am - 11:44 pmBIO-BOI
24h 59m2 stops
$655United Airlines
Find Deal
Mon, Sep 22 - Mon, Sep 29
United Airlines Logo
6:15 am - 11:05 pmBOI-BIO
32h 50m2 stops
United Airlines Logo
12:50 pm - 1:44 pmBIO-BOI
32h 54m2 stops
$660United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
United Airlines Logo
5:39 pm - 5:50 pmBOI-BIO
40h 11m2 stops
United Airlines Logo
7:25 am - 7:13 pmBIO-BOI
19h 48m2 stops
$702United Airlines
Find Deal
Sun, Aug 31 - Thu, Dec 18
United Airlines Logo
2:12 pm - 5:50 pmBOI-BIO
19h 38m2 stops
United Airlines Logo
6:45 am - 7:15 pmBIO-BOI
20h 30m2 stops
$705United Airlines
Find Deal
Thu, Sep 25 - Sat, Oct 4
Delta Logo
2:05 pm - 4:40 pmBOI-BIO
18h 35m2 stops
Delta Logo
11:05 am - 11:00 pmBIO-BOI
19h 55m2 stops
$2,108Delta
Find Deal
Thu, Sep 25 - Sat, Oct 4
Logo
10:45 am - 1:20 pmBOI-BIO
18h 35m2 stops
Logo
6:45 am - 9:24 pmBIO-BOI
22h 39m3 stops
$2,341
Find Deal
Mon, Sep 22 - Mon, Sep 29
Logo
1:10 pm - 9:55 pmBOI-BIO
24h 45m2 stops
Logo
9:15 am - 10:26 pmBIO-BOI
21h 11m3 stops
$3,047
Find Deal
Sun, Aug 31 - Thu, Dec 18
Iberia Logo
1:37 pm - 8:30 amBOI-BIO
34h 53m3 stops
Iberia Logo
9:15 am - 9:45 pmBIO-BOI
44h 30m2 stops
$4,662Iberia
Find Deal
Thu, Sep 25 - Sat, Oct 4

United Airlines flights from Idaho to Bilbao

Our best United Airlines deals on Idaho to Bilbao flight tickets
United Airlines
Sep 22
BOI5:39 pmBoise Air Term. Gowen Fld
33h 06m
2 stops
BIO10:45 amBilbao
Sep 29
BIO6:45 amBilbao
44h 02m
2 stops
BOI6:47 pmBoise Air Term. Gowen Fld
$593
Find similar
United Airlines
Nov 5
BOI2:40 pmBoise Air Term. Gowen Fld
24h 25m
2 stops
BIO11:05 pmBilbao
Nov 14
BIO6:40 amBilbao
39h 04m
3 stops
BOI1:44 pmBoise Air Term. Gowen Fld
$605
Find similar
United Airlines
Sep 22
BOI7:09 pmBoise Air Term. Gowen Fld
20h 16m
2 stops
BIO11:25 pmBilbao
Sep 29
BIO6:45 amBilbao
24h 59m
2 stops
BOI11:44 pmBoise Air Term. Gowen Fld
$655
Find similar

Iberia flights from Idaho to Bilbao

Our best Iberia deals on Idaho to Bilbao flight tickets
Iberia
Aug 9
BOI1:36 pmBoise Air Term. Gowen Fld
19h 19m
2 stops
BIO4:55 pmBilbao
Aug 11
BIO3:45 pmBilbao
37h 58m
2 stops
BOI9:43 pmBoise Air Term. Gowen Fld
$2,263
Find similar
Iberia
Sep 25
BOI1:37 pmBoise Air Term. Gowen Fld
34h 53m
3 stops
BIO8:30 amBilbao
Oct 4
BIO9:15 amBilbao
44h 30m
2 stops
BOI9:45 pmBoise Air Term. Gowen Fld
$4,662
Find similar

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 August 7, 2025.
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

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Mon 9/22

5:39 pm-10:45 am

2 stops33h 06m

Bilbao

Mon 9/29

6:45 am-6:47 pm

2 stops44h 02m

$593

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/5

2:40 pm-11:05 pm

2 stops24h 25m

Bilbao

Fri 11/14

6:40 am-1:44 pm

3 stops39h 04m

$605

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Mon 9/22

7:09 pm-11:25 pm

2 stops20h 16m

Bilbao

Mon 9/29

6:45 am-11:44 pm

2 stops24h 59m

$655

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Fri 11/14

6:15 am-11:05 pm

2 stops32h 50m

Bilbao

Tue 11/18

12:50 pm-1:44 pm

2 stops32h 54m

$660

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Sun 8/31

5:39 pm-5:50 pm

2 stops40h 11m

Bilbao

Thu 12/18

7:25 am-7:13 pm

2 stops19h 48m

$702

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Thu 9/25

2:12 pm-5:50 pm

2 stops19h 38m

Bilbao

Sat 10/4

6:45 am-7:15 pm

2 stops20h 30m

$705

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Thu 9/25

2:05 pm-4:40 pm

2 stops18h 35m

Bilbao

Sat 10/4

11:05 am-11:00 pm

2 stops19h 55m

$2,108

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Mon 9/22

10:45 am-1:20 pm

2 stops18h 35m

Bilbao

Mon 9/29

6:45 am-9:24 pm

3 stops22h 39m

$2,341

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Sun 8/31

1:10 pm-9:55 pm

2 stops24h 45m

Bilbao

Thu 12/18

9:15 am-10:26 pm

3 stops21h 11m

$3,047

BoiseBilbao

BOI - BIO

BOIBIO

Boise Air Term. Gowen Fld

Thu 9/25

1:37 pm-8:30 am

3 stops34h 53m

Bilbao

Sat 10/4

9:15 am-9:45 pm

2 stops44h 30m

$4,662

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
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See travel insights to Bilbao from

How to get the cheapest flight ticket from Idaho to Bilbao

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

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from Idaho is in November. Flight prices, which tend to average around $610, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in November, then February is your next best option. Flight prices from Idaho to Bilbao during February average around $659.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Idaho to Bilbao is on a Tuesday. Travelers who choose to depart for Bilbao on a Tuesday will often find tickets for as low as $960. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,718. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is in the evening. Flights from Idaho to Bilbao during this time can be as low as $627. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,656 per ticket.

Cheap Idaho to Bilbao flight deals and tips

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

Best Price Found

$490

Fastest flight time

18h 35m

Direct flights

None

Airports in Bilbao

1 airport
The best one-way flight to Bilbao from Idaho in the past 72 hours is $490. The best round-trip flight deal from Idaho to Bilbao found on momondo in the last 72 hours is $593.
The fastest flight from Idaho to Bilbao takes 18h 35m
There are no direct flights from Idaho to Bilbao. Popular non-direct route for this connection is Boise Air Term. Gowen Fld Airport - Bilbao Airport.
There is 1 airport near Bilbao: Bilbao (BIO)
Search flight deals

  • 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 many operators does momondo search for flights from Idaho to Bilbao Airport?

  • 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.

Best airlines flying from Idaho to Bilbao

Compare and see reviews for airlines that fly from Idaho to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $570Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
DeltaPriceFrom $617Free CancellationRating
8.0
7,985 reviews
Search Delta flights
KLMPriceFrom $664Free CancellationRating
7.8
1,381 reviews
Search KLM flights

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.

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