Cheap Flights from Houston (HOUA) to Bilbao (BIO)

Travelers and cabin class

Compare Houston to Bilbao flight deals

Find the cheapest month or even day of the year to fly to Bilbao

Book the best Bilbao fare with no extra fees

Flight deals from Houston to Bilbao

Looking for a cheap last-minute deal or the best round-trip flight from Houston to Bilbao? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Houston to Bilbao

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston to Bilbao flights are currently cheapest in September.

Houston to Bilbao: Alternative routes

Compare routes from Houston to Bilbao below. You may find an airport to fly into that's cheaper, faster, or easier than Bilbao.

Houston to Bilbao: Flight information

The things to know before you go.
Cheapest flight found$270
Cheapest month to flySeptember

Finding cheap flights from Houston to Bilbao: Frequently asked questions

The best price we found for a round-trip flight from Houston to Bilbao is $569. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Houston to Bilbao. But we found flights with one stop from $569.
There are no flights flying from Houston to Bilbao, as of June 2025.
The cheapest month to fly from Houston to Bilbao is usually June 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Houston to Bilbao Airport on Tuesday, September 23, 2025.
No airlines currently offer direct flights between Houston and Bilbao Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Bilbao but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Bilbao is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Bilbao is United.

Flying from Houston to Bilbao Airport (BIO): what you need to know

  • Houston has two main airports that could be the jumping-off point for your adventure. Explore your options for booking a flight from Houston to Bilbao Airport (BIO) flying out of George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU).

  • The timezone in Bilbao is UTC+1, which is 6 hours ahead of Houston. Bilbao Airport is located in Bilbao.

  • Your flight from Houston to BIO won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • If you're going away during a peak month like July, get to the terminal even earlier. It's wise to arrive up to four hours before an international flight and two hours ahead of a domestic departure. Security lines will be longer during high seasons like summer and spring break.

Airports in Houston

George Bush Intercontinental Airport (IAH)

  • Think about adding a stopover to potentially save money on your flight from Houston to BIO. Just deselect 'Direct flights only' when browsing departures from George Bush Intercontinental Airport (IAH). Take a break from traveling at one of these airports:

    • Frankfurt Airport (FRA)

    • Amsterdam Airport Schiphol Airport (AMS)

    • Charles de Gaulle Airport (CDG)

  • IAH is approximately 17 miles from the center of Houston. To help work out how to get there, use Google Maps. This handy traveler tool will show you the best route and available public transport options.

  • After a relaxed start to your break? Stay near George Bush Intercontinental Airport. Whether you're boarding an early flight from Houston to Bilbao Airport or want to avoid feeling rushed, these hotels have you covered:

William P. Hobby Airport (HOU)

  • Make the most of your vacation with a stopover on your flight from Houston to Bilbao Airport. Visit family or friends or cross another city off your list. Whatever you'd like to do, here's where you can stop between William P. Hobby Airport and BIO:

    • Charles de Gaulle Airport (CDG)

    • Frankfurt Airport (FRA)

    • Amsterdam Airport Schiphol Airport (AMS)

  • You can get to HOU from the center of Houston in approximately 22 minutes by car (depending on traffic). The journey by public transport will take roughly 1 hour and 42 minutes to cover the 12 miles or so.

  • Get a head start on your vacation with an extra night away from home. Before catching your flight from Houston to BIO, chill out in one of these hotels close to William P. Hobby Airport:

About Bilbao Airport (BIO)

Getting from Bilbao Airport (BIO) to central Bilbao

  • Bilbao Airport is approximately 4 miles from central Bilbao. With your own car rental or if you're catching a cab, the drive is around 9 minutes.

  • Getting there by public transport will take you roughly 29 minutes.

How to find the cheapest flights from Houston to Bilbao Airport (BIO)

  • For a one-way ticket from Houston to Bilbao Airport, $270 is the cheapest price. You can also book a return flight from just $571. These are currently the lowest fares and may differ based on availability.

  • It's often best to book early if you're hoping to get cheap tickets from Houston to BIO. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest tickets from Houston to Bilbao Airport across the month. It's an easy way to snap up a bargain if your plans are flexible.

  • Set up a Price Alert and track any changes on this route through push notifications or email. We'll let you know when prices fall. Good timing makes all the difference when searching for cheap tickets from Houston to BIO.

  • Use the filters to tailor your flights from Houston to Bilbao Airport. Simply select your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

The best time to fly from Houston to Bilbao Airport (BIO)

  • It's time to plan your dates for your flight from Houston to Bilbao Airport. July is the busiest month to visit Bilbao. If you prefer a quieter atmosphere, go in February.

  • Schedule your flight from Houston to BIO for August if you're eager to head to the city during its warmest month. Expect temperatures in Bilbao to range from 61ºF to 77ºF.

  • Travel in January if you want to explore when it's cooler. Average temperatures range between 41ºF and 55ºF. However, this destination promises a good time whenever you book your cheap flights from Houston to Bilbao Airport.

More about Bilbao

  • When it comes to looking for somewhere to rest your head, you'll find the best places to stay in Bilbao right here. Browse these options after you've booked your flight from Houston to Bilbao Airport:

  • There are so many things to see and do in this city it can be tricky to work out where to start. Etxebarria Parkea, Puente de La Salve and Bilbao Fine Arts Museum are leading attractions which should feature on every Bilbao itinerary.

Complete your Bilbao trip with a car rental

  • We use the same magic that helped you find your cheap flight from Houston to Bilbao Airport to track down your perfect ride. Check out our car rentals in Bilbao and easily compare your options. Plus we give you all the info you need to know, from the most popular rental company to the best time to book.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.