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George Bush Intcntl

$629+ 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
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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.
Thu 2/196:45 am
BIO
-
IAH
1 stop18h 30m
United Airlines
Thu 2/267:00 am
IAH
-
BIO
2 stops20h 50m
United Airlines
Deal found 1/25$629
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 10/176:50 am
BIO
-
IAH
2 stops22h 45m
United Airlines
Thu 10/2912:00 pm
IAH
-
BIO
2 stops18h 00m
United Airlines
Deal found 1/25$636
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Thu 10/16:50 am
BIO
-
IAH
2 stops21h 20m
United Airlines
Mon 10/56:20 pm
IAH
-
BIO
1 stop21h 40m
United Airlines
Deal found 1/26$637
This Expedia deal was found by Cheapflights users on 1/26. 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.
Thu 2/197:40 am
BIO
-
IAH
2 stops18h 23m
Lufthansa
Thu 2/266:35 pm
IAH
-
BIO
2 stops21h 15m
Lufthansa
Deal found 1/26$649
This Travelocity deal was found by Cheapflights users on 1/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:35 pm
BIO
-
IAH
2 stops27h 11m
Iberia
Sun 3/15:15 pm
IAH
-
BIO
2 stops32h 15m
Iberia
Deal found 1/24$682
This Expedia deal was found by Cheapflights users on 1/25. 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.
Thu 6/49:15 am
BIO
-
IAH
2 stops19h 29m
Iberia
Fri 6/129:05 pm
IAH
-
BIO
2 stops28h 25m
Iberia
Deal found 1/25$739

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$629
(United Airlines)

Popular in

August

Cheapest in

November

Average price

$820
Provider with most accurate pricing for Bilbao-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Bilbao-Houston George Bush Intcntl flights.
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From Bilbao to Houston George Bush Intcntl
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Highest demand for flights based on searches. 3% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 27, 2026.
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

6:45 am-6:15 pm

1 stop18h 30m

Houston George Bush Intcntl

Thu 2/26

4:50 pm-9:55 pm

1 stop22h 05m

$629

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 2/19

6:45 am-6:15 pm

1 stop18h 30m

Houston George Bush Intcntl

Thu 2/26

6:35 pm-10:50 pm

2 stops21h 15m

$631

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sun 2/22

7:25 am-4:30 pm

1 stop16h 05m

Houston George Bush Intcntl

Sun 3/1

4:50 pm-9:55 pm

1 stop22h 05m

$636

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sun 2/22

7:25 am-4:30 pm

1 stop16h 05m

Houston George Bush Intcntl

Sun 3/1

9:41 am-10:50 am

2 stops18h 09m

$639

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sun 2/22

9:35 pm-5:46 pm

2 stops27h 11m

Houston George Bush Intcntl

Sun 3/1

5:15 pm-8:30 am

2 stops32h 15m

$682

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

  • Most accurate provider: When it comes to deals on Bilbao-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bilbao-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

Everything you need to know about your flight from Bilbao to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Bilbao to Houston George Bush Intcntl Airport?

Currently, September is the cheapest month in which you can book a flight from Bilbao to Houston George Bush Intcntl Airport (average of $660). Flying from Bilbao to Houston George Bush Intcntl Airport in May is currently the most expensive (average of $1,063). 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.

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 $629, United Airlines 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.

  • 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, September is the cheapest month in which you can book a flight from Bilbao to Houston George Bush Intcntl Airport (average of $660). Flying from Bilbao to Houston George Bush Intcntl Airport in May is currently the most expensive (average of $1,063). 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
Katy
The Woodlands
Tomball
Humble
Conroe
Jersey Village
Cypress

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