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$320+ Cheap flights from George Bush Intcntl (IAH) to Bilbao (BIO)

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BIO
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Bilbao (BIO). 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 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,095
(United Airlines)

One-way from

$320
(Kiwi.com)

Popular in

December

Cheapest in

October
Provider with most accurate pricing for Houston George Bush Intcntl-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Bilbao flights.
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From Houston George Bush Intcntl to Bilbao
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One-way flight from Houston George Bush Intcntl to Bilbao
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Highest demand for flights based on searches. 20% potential increase in price ($312 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($75 potential savings vs. average RT price).
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Find flight deals from George Bush Intcntl to Bilbao

Cheapest flights from George Bush Intcntl to Bilbao
Explore the most affordable flight options available from George Bush Intcntl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Iberia deal was found by Cheapflights users on 1/19. 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.
Tue 9/237:44 amIAH - BIO
2 stops22h 01mIberia
Fri 10/31:30 pmBIO - IAH
2 stops17h 46mIberia
Deal found 1/19$750
This United deal was found by Cheapflights users on 1/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:00 amIAH - BIO
1 stop21h 45mMultiple Airlines
Fri 10/36:45 amBIO - IAH
2 stops20h 02mMultiple Airlines
Deal found 1/19$918
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/89:38 pmIAH - BIO
2 stops32h 12mUnited Airlines
Fri 3/141:05 pmBIO - IAH
2 stops56h 35mUnited Airlines
Deal found 1/20$1,095
This Gurufare deal was found by Cheapflights users on 1/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/86:40 pmIAH - BIO
2 stops21h 15mLufthansa
Fri 3/146:45 pmBIO - IAH
2 stops26h 55mLufthansa
Deal found 1/21$1,142
This KLM deal was found by Cheapflights users on 1/20. 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 5/193:50 pmIAH - BIO
1 stop23h 10mKLM
Tue 6/37:10 amBIO - IAH
1 stop13h 25mKLM
Deal found 1/20$1,332
This Air Canada deal was found by Cheapflights users on 1/21. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:00 amIAH - BIO
2 stops23h 05mAir Canada
Tue 6/247:15 amBIO - IAH
2 stops21h 47mAir Canada
Deal found 1/21$1,536
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/19. 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.
Tue 9/2312:00 pmIAH - BIO
2 stops16h 40mTAP AIR PORTUGAL
Fri 10/312:15 pmBIO - IAH
3 stops27h 25mTAP AIR PORTUGAL
Deal found 1/19$1,651
This AranGrant deal was found by Cheapflights users on 1/20. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/204:05 pmIAH - BIO
1 stop37h 05mTurkish Airlines
Mon 3/3112:05 pmBIO - IAH
1 stop38h 05mTurkish Airlines
Deal found 1/20$3,765

Find flights from George Bush Intcntl to Bilbao within your budget

Customize your flight search to find flights from George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

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Depart

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Price

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sat 3/8

9:38 pm-12:50 pm

2 stops32h 12m

Bilbao

Fri 3/14

1:05 pm-3:40 pm

2 stops56h 35m

$1,095

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sat 3/8

6:40 pm-10:55 pm

2 stops21h 15m

Bilbao

Fri 3/14

6:45 pm-3:40 pm

2 stops26h 55m

$1,142

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Mon 5/19

3:50 pm-10:00 pm

1 stop23h 10m

Bilbao

Tue 6/3

7:10 am-1:35 pm

1 stop13h 25m

$1,332

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

12:05 pm-5:50 pm

2 stops22h 45m

Bilbao

Wed 6/25

11:50 am-6:23 am

2 stops25h 33m

$1,531

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

10:00 am-4:05 pm

2 stops23h 05m

Bilbao

Tue 6/24

7:15 am-10:02 pm

2 stops21h 47m

$1,536

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

7:20 am-11:40 am

2 stops21h 20m

Bilbao

Fri 6/27

12:15 pm-8:40 am

3 stops27h 25m

$2,403

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Thu 3/20

4:05 pm-11:10 am

1 stop37h 05m

Bilbao

Mon 3/31

12:05 pm-7:10 pm

1 stop38h 05m

$3,765

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Thu 3/20

10:10 am-8:30 am

2 stops16h 20m

Bilbao

Mon 3/31

9:15 am-7:15 pm

2 stops17h 00m

$4,028

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Tue 4/29

7:00 am-6:30 pm

2 stops28h 30m

$320

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Tue 4/29

3:50 pm-10:00 pm

1 stop23h 10m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 12 results
1
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Compare providers for flights from George Bush Intcntl to Bilbao

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Bilbao in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Bilbao flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Bilbao flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Bilbao 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 Houston George Bush Intcntl Airport-Bilbao 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 George Bush Intcntl to Bilbao

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

Travel insights for flights from George Bush Intcntl to Bilbao

Get recent, data-driven insights about flights from George Bush Intcntl to Bilbao including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from IAH to BIO?

Find hourly flight availability from George Bush Intcntl to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Bilbao at noon. Doing so could potentially save you 1% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated January 21, 2025.
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France
7.4
Good
1,490 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,984 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Turkish Airlines
7.3
Good
3,931 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

TAP AIR PORTUGAL
7.2
Good
1,869 reviews
KLM
7.8
Good
1,341 reviews

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

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

    For a flight from Houston George Bush Intcntl to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city. Bilbao is the only Bilbao airport and it handles 0 inbound flights from Houston George Bush Intcntl per day. 3 airlines have flights to Bilbao from Houston George Bush Intcntl on a regular basis.

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

    Our cheapest airline available from Houston George Bush Intcntl Airport to Bilbao is United Airlines. Our recent data shows that you can find tickets from as low as $1,095 on this airline. Additional options worth looking into are Lufthansa and KLM, starting at $1,142 and $1,332 round-trip. Users have found that United Airlines is 8% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Bilbao one-way?

    The cheapest airline one-way is Air France, with whom users have recently found tickets for as low as $680. However, be on the lookout for offers from Lufthansa and KLM, as they are both options that can get you from Houston George Bush Intcntl Airport to Bilbao for a low price.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bilbao (average of $541). Flying from Houston George Bush Intcntl Airport to Bilbao in June is currently the most expensive (average of $1,178). 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.

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Alternative routes for George Bush Intcntl to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Bilbao flights
George Bush Intcntl to San Sebastian flights

Top 3 airlines flying from George Bush Intcntl to Bilbao

Discover the top 3 airlines that operate flights from George Bush Intcntl to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$482Average$1,200FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$742Average$1,519FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$802Average$1,157FlexibilityNo cancel feeOn-time69%
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