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George Bush Intcntl

$687+ Cheap flights from Bilbao (BIO) to George Bush Intcntl (IAH)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — IAH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Bilbao to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to George Bush Intcntl (IAH). 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 September 11, 2025.

Round-trip from

$687
(Iberia)

Popular in

August

Cheapest in

February

Average price

$774
From Bilbao to Houston George Bush Intcntl
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Highest demand for flights based on searches. 6% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Bilbao to George Bush Intcntl

Cheapest flights from Bilbao to George Bush Intcntl
Explore the most affordable flight options available from Bilbao to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Iberia deal was found by Cheapflights users on 9/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/201:30 pmBIO - IAH
2 stops17h 13mIberia
Tue 10/287:25 amIAH - BIO
2 stops19h 05mIberia
Deal found 9/10$723
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 9/256:50 amBIO - IAH
1 stop13h 25mDelta
Tue 9/303:59 pmIAH - BIO
2 stops17h 41mDelta
Deal found 9/9$760
This Air France deal was found by Cheapflights users on 9/8. 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.
Mon 10/2012:00 pmBIO - IAH
1 stop32h 15mMultiple Airlines
Tue 10/285:05 pmIAH - BIO
1 stop18h 15mMultiple Airlines
Deal found 9/8$768
This KLM deal was found by Cheapflights users on 9/8. 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.
Mon 10/2012:00 pmBIO - IAH
1 stop32h 15mKLM
Tue 10/281:29 pmIAH - BIO
2 stops15h 51mKLM
Deal found 9/8$774
This KLM deal was found by Cheapflights users on 9/10. 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.
Thu 12/256:50 amBIO - IAH
1 stop13h 40mKLM
Mon 1/124:05 pmIAH - BIO
1 stop18h 15mKLM
Deal found 9/10$790

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bilbao to George Bush Intcntl 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 September 11, 2025.
Use the filters below to find and compare flights from Bilbao to Houston George Bush Intcntl Airport that are best for you.

Fly from

Bilbao

Fly to

George Bush Intcntl

Route

Depart

Return

Price

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 2/19

9:15 am-11:26 pm

2 stops21h 11m

Houston George Bush Intcntl

Mon 2/23

3:50 pm-11:15 pm

2 stops24h 25m

$687

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Mon 10/20

1:30 pm-11:43 pm

2 stops17h 13m

Houston George Bush Intcntl

Tue 10/28

7:25 am-8:30 am

2 stops19h 05m

$723

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 2/19

6:45 am-6:15 pm

1 stop18h 30m

Houston George Bush Intcntl

Mon 2/23

10:30 am-10:50 am

2 stops17h 20m

$724

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 10/9

6:45 am-1:35 pm

1 stop13h 50m

Houston George Bush Intcntl

Mon 10/13

3:35 pm-1:20 pm

1 stop14h 45m

$775

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 2/19

6:50 am-1:30 pm

1 stop13h 40m

Houston George Bush Intcntl

Mon 2/23

3:30 pm-11:20 am

1 stop12h 50m

$787

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 12/25

6:50 am-1:30 pm

1 stop13h 40m

Houston George Bush Intcntl

Mon 1/12

4:05 pm-5:20 pm

1 stop18h 15m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Bilbao to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Bilbao 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.

Related info for your journey

Find useful and relevant information for your journey from Bilbao to George Bush Intcntl. 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 Bilbao to Houston George Bush Intcntl?

    If you book a flight to Houston George Bush Intcntl from Bilbao, you will be flying from Bilbao, which is the city’s only airport. Bilbao (BIO) is located 3.0 mi from the center of Bilbao. There are 0 flights from Bilbao to Houston George Bush Intcntl per day from 0 different airlines.

  • How long is the flight from Bilbao to Houston George Bush Intcntl Airport?

    For as low as $724, Iberia can have you in Houston George Bush Intcntl Airport from Bilbao in 18h 30m. There are 4942 mi between Bilbao and Houston George Bush Intcntl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Bilbao to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Bilbao to George Bush Intcntl?

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

  • Can I find deals for business class flights from Bilbao to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Bilbao to George Bush Intcntl 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 Bilbao to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Bilbao to Houston George Bush Intcntl Airport (average of $241). Flying from Bilbao to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

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