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617 € Cheap Flights from Houston George Bush Intercntl. to Bilbao

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      Travellers and cabin class, 1 Adult, Economy

      Compare Houston George Bush Intercntl. 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 George Bush Intercntl. to Bilbao

      Looking for a cheap last-minute deal or the best return flight from Houston George Bush Intercntl. Airport to Bilbao Airport? If you want to travel next month, return fares start from 617 €. Find the lowest prices on one-way and return tickets right here.
      Bilbao.617 € per passenger.Departing Wed, 19 Aug, returning Wed, 26 Aug.Return flight with Frontier Airlines and Wizz Air UK.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 19 Aug, arriving in Bilbao.Inbound indirect flight with Wizz Air UK, departs from Bilbao on Wed, 26 Aug, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 617 €, select.
      Bilbao.621 € per passenger.Departing Tue, 20 Oct, returning Tue, 27 Oct.Return flight with Frontier Airlines and Wizz Air UK.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 20 Oct, arriving in Bilbao.Inbound indirect flight with Wizz Air UK, departs from Bilbao on Tue, 27 Oct, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 621 €, select.
      Bilbao.636 € per passenger.Departing Wed, 4 Nov, returning Wed, 11 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Houston George Bush Intercntl. on Wed, 4 Nov, arriving in Bilbao.Inbound indirect flight with Delta, departs from Bilbao on Wed, 11 Nov, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 636 €, select.
      Bilbao.640 € per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with KLM.Outbound indirect flight with KLM, departs from Houston George Bush Intercntl. on Tue, 27 Oct, arriving in Bilbao.Inbound indirect flight with KLM, departs from Bilbao on Tue, 3 Nov, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 640 €, select.
      Bilbao.674 € per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with KLM.Outbound indirect flight with KLM, departs from Houston George Bush Intercntl. on Wed, 23 Sep, arriving in Bilbao.Inbound indirect flight with KLM, departs from Bilbao on Wed, 30 Sep, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 674 €, select.
      Bilbao.688 € per passenger.Departing Tue, 29 Sep, returning Tue, 6 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Houston George Bush Intercntl. on Tue, 29 Sep, arriving in Bilbao.Inbound indirect flight with Delta, departs from Bilbao on Tue, 6 Oct, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 688 €, select.
      Bilbao.700 € per passenger.Departing Tue, 25 Aug, returning Tue, 1 Sep.Return flight with Frontier Airlines and Wizz Air UK.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 25 Aug, arriving in Bilbao.Inbound indirect flight with Wizz Air UK, departs from Bilbao on Tue, 1 Sep, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 700 €, select.
      Bilbao.730 € per passenger.Departing Fri, 30 Apr, returning Sat, 22 May.Return flight with KLM.Outbound indirect flight with KLM, departs from Houston George Bush Intercntl. on Fri, 30 Apr, arriving in Bilbao.Inbound indirect flight with KLM, departs from Bilbao on Sat, 22 May, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 730 €, select.
      Bilbao.779 € per passenger.Departing Sat, 22 Aug, returning Sat, 7 Nov.Return flight with KLM.Outbound indirect flight with KLM, departs from Houston George Bush Intercntl. on Sat, 22 Aug, arriving in Bilbao.Inbound indirect flight with KLM, departs from Bilbao on Sat, 7 Nov, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 779 €, select.
      Bilbao.902 € per passenger.Departing Fri, 24 Jul, returning Thu, 6 Aug.Return flight with Frontier Airlines and Iberia.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Fri, 24 Jul, arriving in Bilbao.Inbound indirect flight with Iberia, departs from Bilbao on Thu, 6 Aug, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 902 €, select.
      Bilbao.989 € per passenger.Departing Fri, 24 Jul, returning Tue, 28 Jul.Return flight with KLM.Outbound indirect flight with KLM, departs from Houston George Bush Intercntl. on Fri, 24 Jul, arriving in Bilbao.Inbound indirect flight with KLM, departs from Bilbao on Tue, 28 Jul, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 989 €, select.
      Bilbao.1.059 € per passenger.Departing Thu, 17 Dec, returning Mon, 11 Jan.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Houston George Bush Intercntl. on Thu, 17 Dec, arriving in Bilbao.Inbound indirect flight with Lufthansa, departs from Bilbao on Mon, 11 Jan, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From 1.059 €, select.

      Find the cheapest month to fly from Houston George Bush Intercntl. to Bilbao

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to Bilbao flights are currently cheapest in August.
      Jul
      from 989 €
      Aug
      from 617 €
      Sep
      from 674 €
      Oct
      from 621 €
      Nov
      from 636 €
      Dec
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      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Houston George Bush Intercntl. to Bilbao: Alternative routes

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

      Bilbao

      5km from central Bilbao
      ClosestCheapest
      from 617 €
      Search flights

      Vitoria

      46km from central Bilbao
      Search flights

      Santander

      74km from central Bilbao
      from 654 €
      Search flights

      Houston to Bilbao: Flight information

      The things to know before you go.
      Cheapest flight found617 €
      Cheapest month to flyAugust

      Finding cheap flights from Houston George Bush Intercntl. to Bilbao: Frequently asked questions

      The best price we found for a return flight from Houston George Bush Intercntl. to Bilbao is 617 €. 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 George Bush Intercntl. to Bilbao. But we found flights with one or more stops from 617 €.
      As of July 2026, there are no flights flying from Houston George Bush Intercntl. to Bilbao.
      The cheapest month to fly from Houston George Bush Intercntl. to Bilbao is usually August.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to Bilbao Airport on Wednesday, 19 August 2026.
      No airlines currently offer direct flights between Houston George Bush Intercntl. Airport 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.

      Currently, Frontier Airlines offers the cheapest flight tickets to Bilbao.

      Flying from Houston George Bush Intercntl. Airport (IAH) to Bilbao Airport (BIO): what you need to know

      • Bilbao's timezone is UTC+1, which makes Bilbao seven hours ahead of Houston.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Make sure you're at the airport on time to catch your IAH to BIO flight.

      • During popular months such as July, it's best to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for an international flight when you fly during a peak period in general.

      • If you want to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Houston George Bush Intercntl. Airport to Bilbao Airport. These are the top stopovers between IAH and BIO:

        • Amsterdam Schiphol Airport

        • Frankfurt am Main Airport

        • Paris Charles de Gaulle Airport

      How to find the cheapest flights from Houston George Bush Intercntl. Airport (IAH) to Bilbao Airport (BIO)

      • 230 € is currently the lowest price for a one-way Houston George Bush Intercntl. Airport to Bilbao Airport flight. Return flights start at 617 €. These prices may change based on demand and availability.

      • To pick up cheap tickets from IAH to BIO, book in advance. Airlines usually offer lower prices when flights are first made available.

      • The 'Whole month' search tool shows you the cheapest flights from Houston George Bush Intercntl. Airport to Bilbao Airport across the entire month. It's a great way to snap up a bargain if your travel plans aren't set in stone.

      • There's no need to check every day to see if fares have gone down when you create a Price Alert. We'll update you the moment a special offer becomes available on cheap flights from IAH to BIO.

      • Tailor your trip using filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Houston George Bush Intercntl. Airport to Bilbao Airport.

      Handy information about Houston George Bush Intercntl. Airport (IAH)

      Arriving at Bilbao Airport (BIO)

      • The last thing you want is a lengthy journey to your hotel if you're getting in late on a Houston George Bush Intercntl. Airport to Bilbao Airport flight. Book one of these accommodation options near BIO instead:

      • Get on the fast track to adventure by picking up a Bilbao Airport rental car. Grab a set of wheels from Record Go, Click and Rent or Goldcar and experience the lesser-explored corners of Bilbao and beyond.

      • To secure the lowest price, reserve your ride from Bilbao Airport around four weeks in advance.

      Getting from Bilbao Airport (BIO) to central Bilbao

      • From Bilbao Airport, Bilbao is approximately 11 kilometres away. It takes around 15 minutes to drive to the centre.

      • It typically takes 30 minutes to get there using public transport.

      When to fly to Bilbao Airport (BIO)

      • It's time to plan your trip dates for your flight from Houston George Bush Intercntl. Airport to Bilbao Airport. June is the busiest month to visit Bilbao. If you prefer a quieter vibe, go in March.

      • The warmest month in Bilbao is August, with temperatures ranging between 16ºC (61ºF) and 26ºC (79ºF). Book your flights from Houston George Bush Intercntl. Airport to Bilbao Airport in this month if you enjoy this type of weather.

      • If you'd rather travel in cooler conditions, look for a cheap ticket from IAH to BIO in January. Average temperatures are between 5ºC (41ºF) and 13ºC (55ºF) then.

      Explore more of Spain

      • Zaragoza is just one of the many cities in Spain waiting to be explored after you've experienced Bilbao. Around 241 kilometres away to the south-east, check out popular attractions including Plaza del Pilar, La Seo del Salvador and Basílica de Nuestra Senora del Pilar.

      • Salamanca is another standout destination in Spain and is around 338 kilometres south-west of Bilbao. No journey is complete without visiting Catedral de Salamanca, Salamanca, Casco Historico and Plaza Mayor.

      Plan the rest of your trip from Houston to Bilbao

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.