HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$656+ Cheap flights from Bilbao (BIO) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — IAH
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bilbao to George Bush Intcntl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 31, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
1 star

Round-trip from

$719
(Finnair)

One-way from

$656
(SmartFares)

Popular in

April

Cheapest in

September

Average price

$961
Provider with most accurate pricing for Bilbao-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-Houston George Bush Intcntl flights.
Search Deals
From Bilbao to Houston George Bush Intcntl
Search Deals
One-way flight from Bilbao to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($178 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 31, 2025.

This Finnair deal was found by Cheapflights users on 3/31. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:45 amBIO - IAH
2 stops23h 54mMultiple Airlines
Mon 9/152:35 pmIAH - BIO
2 stops25h 40mMultiple Airlines
Deal found 3/31$719
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/281:30 pmBIO - IAH
2 stops17h 13mAmerican Airlines
Sun 5/47:47 amIAH - BIO
2 stops17h 43mAmerican Airlines
Deal found 3/30$730
This United Airlines deal was found by Cheapflights users on 3/31. 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 12/2511:35 amBIO - IAH
2 stops18h 09mUnited Airlines
Mon 1/1212:25 pmIAH - BIO
2 stops22h 40mUnited Airlines
Deal found 3/31$752
This Delta deal was found by Cheapflights users on 3/30. 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.
Fri 9/56:50 amBIO - IAH
1 stop13h 25mDelta
Mon 9/1511:50 amIAH - BIO
2 stops15h 35mDelta
Deal found 3/30$762
This KLM deal was found by Cheapflights users on 3/31. 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 10/205:15 pmBIO - IAH
1 stop27h 00mKLM
Tue 10/285:10 pmIAH - BIO
1 stop18h 10mKLM
Deal found 3/31$769
This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:35 pmBIO - IAH
2 stops29h 20mLufthansa
Tue 10/2812:10 pmIAH - BIO
2 stops22h 25mLufthansa
Deal found 3/30$813
This Gotogate deal was found by Cheapflights users on 3/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:45 amBIO - IAH
2 stops17h 29mSWISS
Sun 5/48:10 pmIAH - BIO
2 stops41h 05mSWISS
Deal found 3/31$897
This Finnair deal was found by Cheapflights users on 3/31. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:45 amBIO - IAH
2 stops19h 56mFinnair
Sun 5/44:57 pmIAH - BIO
2 stops21h 58mFinnair
Deal found 3/31$1,426
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/31. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:25 pmBIO - IAH
3 stops28h 43mTAP AIR PORTUGAL
Tue 10/2812:00 pmIAH - BIO
2 stops17h 25mTAP AIR PORTUGAL
Deal found 3/31$1,832

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 March 31, 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

Fri 9/5

6:45 am-11:39 pm

2 stops23h 54m

Houston George Bush Intcntl

Mon 9/15

2:35 pm-11:15 pm

2 stops25h 40m

$719

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Mon 4/28

1:30 pm-11:43 pm

2 stops17h 13m

Houston George Bush Intcntl

Sun 5/4

7:47 am-8:30 am

2 stops17h 43m

$730

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Fri 9/5

6:50 am-1:15 pm

1 stop13h 25m

Houston George Bush Intcntl

Mon 9/15

11:50 am-10:25 am

2 stops15h 35m

$762

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Mon 4/28

9:45 am-8:14 pm

2 stops17h 29m

Houston George Bush Intcntl

Sun 5/4

8:10 pm-8:15 pm

2 stops41h 05m

$897

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Mon 4/28

6:45 am-1:35 pm

1 stop13h 50m

Houston George Bush Intcntl

Sun 5/4

3:35 pm-6:25 pm

1 stop19h 50m

$962

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Mon 4/28

6:45 am-7:41 pm

2 stops19h 56m

Houston George Bush Intcntl

Sun 5/4

4:57 pm-9:55 pm

2 stops21h 58m

$1,426

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Fri 9/5

12:15 pm-8:40 am

3 stops27h 25m

Houston George Bush Intcntl

Mon 9/15

1:35 pm-6:00 pm

2 stops21h 25m

$1,978

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sat 8/16

12:05 pm-7:05 pm

1 stop38h 00m

$656

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sat 8/16

8:20 am-7:05 pm

2 stops41h 45m

$746

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Sun 7/6

12:30 pm-8:49 pm

1 stop15h 19m

$1,479

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

  • Most accurate provider: When it comes to deals on Bilbao-Houston George Bush Intcntl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Bilbao-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,614 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Turkish Airlines
7.3
Good
3,748 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Bilbao to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Bilbao to Houston George Bush Intcntl Airport round-trip from $730. Other airlines that can offer you cheap pricing are Delta, from $762, and SWISS, from $897. American Airlines is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • 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 Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Conroe
Spring
Humble
The Woodlands
Jersey Village
Montgomery
Katy
Tomball
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bilbao to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Bilbao to Hobby flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.