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$706+ Cheap flights from Houston 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BIO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Houston to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 April 17, 2025.

Round-trip from

$1,123
(United Airlines)

One-way from

$706
(Air France)

Popular in

June

Cheapest in

February

Average price

$1,068
From Houston to Bilbao
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One-way flight from Houston to Bilbao
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Highest demand for flights based on searches. 33% potential increase in price ($542 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($75 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Houston to Bilbao

Cheapest flights from Houston to Bilbao
Explore the most affordable flight options available from Houston to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 6/13:35 pmIAH - BIO
1 stop19h 50mUnited Airlines
Wed 6/2512:30 pmBIO - IAH
1 stop15h 20mUnited Airlines
Deal found 4/17$1,123
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com 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
Fri 6/276:45 amBIO - IAH
2 stops43h 51mAir Canada
Deal found 4/17$1,124
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:00 amIAH - BIO
2 stops23h 05mMultiple Airlines
Tue 6/246:45 amBIO - IAH
1 stop13h 50mMultiple Airlines
Deal found 4/17$1,137
This Delta deal was found by Cheapflights users on 4/17. 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.
Sat 5/172:44 pmIAH - BIO
2 stops37h 31mDelta
Sat 5/246:50 amBIO - IAH
1 stop13h 25mDelta
Deal found 4/17$1,138
This Gurufare deal was found by Cheapflights users on 4/17. 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.
Sun 6/13:35 pmIAH - BIO
2 stops19h 15mLufthansa
Fri 6/277:15 amBIO - IAH
1 stop16h 10mLufthansa
Deal found 4/17$1,159
This KLM deal was found by Cheapflights users on 4/17. 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.
Sun 6/13:30 pmIAH - BIO
1 stop24h 15mKLM
Fri 6/276:50 amBIO - IAH
1 stop13h 25mKLM
Deal found 4/17$1,183
This KLM deal was found by Cheapflights users on 4/17. 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.
Sat 5/176:42 pmHOU - BIO
2 stops14h 48mKLM
Sat 5/2411:05 amBIO - HOU
2 stops17h 12mKLM
Deal found 4/17$1,378
This Air France deal was found by Cheapflights users on 4/17. 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.
Sat 5/176:42 pmHOU - BIO
2 stops14h 48mMultiple Airlines
Sun 5/257:10 amBIO - HOU
2 stops17h 47mMultiple Airlines
Deal found 4/17$1,648
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/17. 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.
Sun 6/17:05 pmIAH - BIO
2 stops39h 55mTAP AIR PORTUGAL
Wed 6/2512:25 pmBIO - IAH
3 stops26h 43mTAP AIR PORTUGAL
Deal found 4/17$2,291
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:31 pmHOU - BIO
2 stops15h 24mIberia
Sat 5/311:30 pmBIO - HOU
2 stops17h 28mIberia
Deal found 4/17$2,532
This CrystalTravel deal was found by Cheapflights users on 4/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/172:29 pmIAH - BIO
2 stops19h 26mIberia
Sat 6/289:15 amBIO - IAH
2 stops21h 44mIberia
Deal found 4/17$3,463

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Houston to Bilbao that are best for you.

Fly from

Houston

Fly to

Bilbao

Route

Depart

Return

Price

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

3:35 pm-6:25 pm

1 stop19h 50m

Bilbao

Wed 6/25

12:30 pm-8:50 pm

1 stop15h 20m

$1,123

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

10:00 am-4:05 pm

2 stops23h 05m

Bilbao

Fri 6/27

6:45 am-7:36 pm

2 stops43h 51m

$1,124

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

10:00 am-4:05 pm

2 stops23h 05m

Bilbao

Tue 6/24

6:45 am-1:35 pm

1 stop13h 50m

$1,137

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sat 5/17

2:44 pm-11:15 am

2 stops37h 31m

Bilbao

Sat 5/24

6:50 am-1:15 pm

1 stop13h 25m

$1,138

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

3:35 pm-5:50 pm

2 stops19h 15m

Bilbao

Fri 6/27

7:15 am-4:25 pm

1 stop16h 10m

$1,159

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

3:30 pm-10:45 pm

1 stop24h 15m

Bilbao

Fri 6/27

6:50 am-1:15 pm

1 stop13h 25m

$1,183

HoustonBilbao

HOU - BIO

HOUBIO

Houston Hobby

Sat 5/17

6:42 pm-4:30 pm

2 stops14h 48m

Bilbao

Sat 5/24

11:05 am-9:17 pm

2 stops17h 12m

$1,378

HoustonBilbao

HOU - BIO

HOUBIO

Houston Hobby

Sat 5/17

6:42 pm-4:30 pm

2 stops14h 48m

Bilbao

Sun 5/25

7:10 am-5:57 pm

2 stops17h 47m

$1,648

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Sun 6/1

7:05 pm-6:00 pm

2 stops39h 55m

Bilbao

Wed 6/25

12:25 pm-8:08 am

3 stops26h 43m

$2,291

HoustonBilbao

HOU - BIO

HOUBIO

Houston Hobby

Fri 5/23

6:31 pm-4:55 pm

2 stops15h 24m

Bilbao

Sat 5/31

1:30 pm-11:58 pm

2 stops17h 28m

$2,532

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 14 results
1
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Best time to book a flight from Houston to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Houston 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 Houston to Bilbao

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

Find hourly flight availability from Houston 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 April 17, 2025.

When flying from Houston to Bilbao, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 29% versus a flight in the morning.

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 April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,769 reviews
Delta
8.0
Very good
7,917 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Houston 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?

    Bilbao (BIO) is the airport you will fly into if you book a flight from Houston to Bilbao. You should not have trouble finding flights to Bilbao from Houston; the airport handles an average of 0 inbound flights from Houston per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Bilbao airport from Houston. It is only a 3.0 mi journey from Bilbao (BIO) to Bilbao’s city center.

  • What are the cheapest airlines flying from Houston to Bilbao round-trip?

    Our cheapest airline available from Houston to Bilbao is United Airlines. Our recent data shows that you can find tickets from as low as $1,123 on this airline. Additional options worth looking into are Air Canada and Lufthansa, starting at $1,125 and $1,159 round-trip.

  • Can I find deals for flights from Houston to Bilbao that include hotel bookings?

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

  • How can I find direct flights from Houston to Bilbao?

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

  • Can I find deals for business class flights from Houston to Bilbao?

    Yes. Cheapflights offers flight deals from Houston 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 to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Houston to Bilbao (average of $541). Flying from Houston 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.

See more FAQs

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Top 3 airlines flying from Houston to Bilbao

Discover the top 3 airlines that operate flights from Houston 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$621Average$968FlexibilityNo cancel feeOn-time76%
KLMCheapest$734Average$1,320FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$802Average$1,277FlexibilityNo cancel feeOn-time69%

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