Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Houston to Bilbao from $645

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Bilbao departing on 5/6. 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

Find the cheapest flights from Houston to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:05 pm - 11:10 am
IAH
-
BIO
31h 05m
1 stop
Turkish Airlines Logo
6:20 pm - 7:10 pm
BIO
-
IAH
31h 50m
1 stop
$780Turkish Airlines
Wed, Sep 9 - Wed, Sep 23
Iberia Logo
10:17 am - 8:30 am
IAH
-
BIO
15h 13m
2 stops
Iberia Logo
9:35 pm - 9:42 pm
BIO
-
IAH
31h 07m
2 stops
$792Iberia
Tue, Aug 4 - Tue, Aug 18
KLM Logo
4:51 pm - 3:55 pm
IAH
-
BIO
16h 04m
2 stops
KLM Logo
12:00 pm - 1:20 pm
BIO
-
IAH
32h 20m
1 stop
$797KLM
Mon, Aug 3 - Tue, Aug 18
Multiple Airlines Logo
4:51 pm - 3:55 pm
IAH
-
BIO
16h 04m
2 stops
Multiple Airlines Logo
10:30 am - 9:03 pm
BIO
-
IAH
17h 33m
2 stops
$810Multiple Airlines
Tue, Aug 4 - Wed, Aug 19
Multiple Airlines Logo
2:09 pm - 11:15 pm
IAH
-
BIO
26h 06m
2 stops
Multiple Airlines Logo
6:45 am - 11:59 pm
BIO
-
IAH
24h 14m
2 stops
$811Multiple Airlines
Wed, Sep 2 - Thu, Sep 17
Delta Logo
9:41 am - 9:50 am
IAH
-
BIO
17h 09m
2 stops
Delta Logo
6:45 am - 1:20 pm
BIO
-
IAH
13h 35m
1 stop
$817Delta
Sun, Aug 2 - Fri, Aug 21
Delta Logo
3:55 pm - 9:50 am
IAH
-
BIO
34h 55m
1 stop
Delta Logo
6:45 am - 1:20 pm
BIO
-
IAH
13h 35m
1 stop
$819Delta
Mon, Aug 3 - Wed, Aug 19
Multiple Airlines Logo
11:13 am - 11:15 pm
IAH
-
BIO
29h 02m
2 stops
Multiple Airlines Logo
6:45 am - 11:56 pm
BIO
-
IAH
24h 11m
2 stops
$821Multiple Airlines
Wed, Sep 9 - Wed, Sep 23
Multiple Airlines Logo
10:00 am - 5:55 pm
IAH
-
BIO
24h 55m
2 stops
Multiple Airlines Logo
6:45 am - 1:35 pm
BIO
-
IAH
13h 50m
1 stop
$822Multiple Airlines
Thu, Sep 17 - Fri, Sep 25
Iberia Logo
10:17 am - 8:30 am
IAH
-
BIO
15h 13m
2 stops
Iberia Logo
9:35 pm - 9:42 pm
BIO
-
IAH
31h 07m
2 stops
$823Iberia
Tue, Aug 4 - Tue, Aug 18

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

Iberia flights from Houston to Bilbao

Our best Iberia deals on Houston to Bilbao flight tickets
Iberia
Aug 4
IAH10:17 amHouston George Bush Intcntl
15h 13m
2 stops
BIO8:30 amBilbao
Aug 18
BIO9:35 pmBilbao
31h 07m
2 stops
IAH9:42 pmHouston George Bush Intcntl
$792
Iberia
Oct 16
HOU1:08 pmHouston Hobby
16h 37m
2 stops
BIO12:45 pmBilbao
Oct 24
BIO9:15 amBilbao
21h 38m
2 stops
HOU11:53 pmHouston Hobby
$851
Iberia
Aug 4
IAH6:50 pmHouston George Bush Intcntl
21h 25m
2 stops
BIO11:15 pmBilbao
Aug 18
BIO9:35 pmBilbao
32h 56m
2 stops
IAH11:31 pmHouston George Bush Intcntl
$878

KLM flights from Houston to Bilbao

Our best KLM deals on Houston to Bilbao flight tickets
KLM
Aug 3
IAH4:51 pmHouston George Bush Intcntl
16h 04m
2 stops
BIO3:55 pmBilbao
Aug 18
BIO12:00 pmBilbao
32h 20m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$797
KLM
Aug 3
IAH4:51 pmHouston George Bush Intcntl
16h 04m
2 stops
BIO3:55 pmBilbao
Aug 17
BIO5:15 pmBilbao
27h 05m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$888
KLM
May 9
IAH3:50 pmHouston George Bush Intcntl
23h 10m
1 stop
BIO10:00 pmBilbao
May 17
BIO6:45 amBilbao
13h 35m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$1,036

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 April 29, 2026.
Use the filters below to find and compare flights from Houston to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Wed 9/9

9:05 pm-11:10 am

1 stop31h 05m

Bilbao

Wed 9/23

6:20 pm-7:10 pm

1 stop31h 50m

$780

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Tue 8/4

10:17 am-8:30 am

2 stops15h 13m

Bilbao

Tue 8/18

9:35 pm-9:42 pm

2 stops31h 07m

$792

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Mon 8/3

4:51 pm-3:55 pm

2 stops16h 04m

Bilbao

Tue 8/18

12:00 pm-1:20 pm

1 stop32h 20m

$797

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Tue 8/4

4:51 pm-3:55 pm

2 stops16h 04m

Bilbao

Wed 8/19

10:30 am-9:03 pm

2 stops17h 33m

$810

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Wed 9/2

2:09 pm-11:15 pm

2 stops26h 06m

Bilbao

Thu 9/17

6:45 am-11:59 pm

2 stops24h 14m

$811
Quickest round-trip

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 8/2

9:41 am-9:50 am

2 stops17h 09m

Bilbao

Fri 8/21

6:45 am-1:20 pm

1 stop13h 35m

$817

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Mon 8/3

3:55 pm-9:50 am

1 stop34h 55m

Bilbao

Wed 8/19

6:45 am-1:20 pm

1 stop13h 35m

$819

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Wed 9/9

11:13 am-11:15 pm

2 stops29h 02m

Bilbao

Wed 9/23

6:45 am-11:56 pm

2 stops24h 11m

$821

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Thu 9/17

10:00 am-5:55 pm

2 stops24h 55m

Bilbao

Fri 9/25

6:45 am-1:35 pm

1 stop13h 50m

$822

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Tue 8/4

10:17 am-8:30 am

2 stops15h 13m

Bilbao

Tue 8/18

9:35 pm-9:42 pm

2 stops31h 07m

$823

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Bilbao from

How to get the cheapest flight ticket from Houston 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 airline that flies from Houston to Bilbao?

Aer Lingus, Iberia, and American Airlines are the most popular carriers operating from Houston to Bilbao

Cheap Houston to Bilbao flight deals and tips

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

Fastest flight time

23h 42m

Direct flights

None
The fastest flight from Houston to Bilbao takes 23h 42m
There are no direct flights from Houston to Bilbao. There are no popular flight routes from Houston to Bilbao.
Search flight deals

Frequently asked questions about flying from Houston to Bilbao

  • How far is Houston to Bilbao by plane?

    The straight-line distance from Houston to Bilbao is 4953.4 mi. By plane, this route typically takes 23h 42m.

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

    Prices for flights from Houston to Bilbao Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Bilbao Airport.

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

    The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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 Houston to Bilbao?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bilbao from Houston.

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

Yes. momondo enables you to select and highlight flights to Bilbao from Houston with this policy.

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

momondo helps you find the best flight between Houston and Bilbao by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Bilbao from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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
Fri 5/29
Fri 6/5
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