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

For one-way options, check prices for WestJet. According to our data, you can fly for as low as $586. Users have also found prices from $603 and $661 on Aer Lingus and Turkish Airlines, respectively.

What are the most popular routes from Spain to Houston George Bush Intcntl Airport?

Most travelers choose Barcelona-El Prat - Houston George Bush Intcntl, Madrid Barajas - Houston George Bush Intcntl or Sevilla - Houston George Bush Intcntl when deciding on the best route from Spain to Houston George Bush Intcntl Airport.

What are the most popular airlines that fly from Spain to Houston George Bush Intcntl Airport?

American Airlines, Delta and Iberia are the most popular airlines when flying from Spain to Houston George Bush Intcntl Airport.

How far in advance should I book a flight from Spain to Houston George Bush Intcntl Airport?

To save on the cost of your flight from Spain to Houston George Bush Intcntl Airport, book at least 9 days before your planned departure. Booking around this time can save you about 110% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $576 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,229.

What is the cheapest month to fly from Spain to Houston George Bush Intcntl Airport?

March is one of the best times of the year to fly to Houston George Bush Intcntl Airport from Spain. Prices for March average $847 per person but you can even find prices for as low as $595. The most expensive prices can be found in the month of August. Opting for a March flight can save you 21% on your journey compared to booking in August

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

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

How can I find direct flights from Spain 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 Spain to George Bush Intcntl.

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

Yes. Cheapflights offers flight deals from Spain 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.

$746+ Flights from Spain to Houston George Bush Intcntl Airport

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Cheap flight deals from Spain to George Bush Intcntl

Round-trip from	$696 (lol.travel)
One-way from	$297 (Kiwi.com)
Popular in	August
Cheapest in	March
Average price	$772

From Spain to Houston George Bush Intcntl

Search Deals

One-way flight from Spain to Houston George Bush Intcntl

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($144 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Spain to George Bush Intcntl

Cheapest flights from Spain to George Bush Intcntl
Explore the most affordable flight options available from Spain to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Fri 9/56:45 amBIO - IAH

2 stops20h 19mIberia

Mon 9/1512:14 pmIAH - BIO

2 stops17h 31mIberia

Deal found 4/30

$696

Tue 5/137:40 amMAD - IAH

3 stops23h 27mMultiple Airlines

Tue 5/208:44 pmIAH - MAD

3 stops35h 36mMultiple Airlines

Deal found 4/29

$706

Thu 5/151:35 pmBCN - IAH

2 stops17h 20mIberia

Wed 5/287:30 amIAH - BCN

1 stop17h 05mIberia

Deal found 4/29

$709

Mon 5/54:00 pmMAD - IAH

1 stop14h 42mIberia

Mon 5/126:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/28

$709

Thu 12/259:15 amBIO - IAH

2 stops19h 40mAmerican Airlines

Mon 1/129:06 amIAH - BIO

2 stops16h 24mAmerican Airlines

Deal found 4/30

$718

Thu 5/86:15 amVLC - IAH

2 stops21h 40mIberia

Mon 5/126:31 pmIAH - VLC

2 stops22h 44mIberia

Deal found 4/30

$718

Thu 5/291:30 pmMAD - IAH

1 stop28h 29mJetBlue

Wed 6/1111:49 amIAH - MAD

1 stop16h 41mJetBlue

Deal found 4/29

$722

Sun 5/259:20 pmBCN - IAH

1 stop23h 20mMultiple Airlines

Wed 8/62:32 pmIAH - BCN

1 stop12h 38mMultiple Airlines

Deal found 4/29

$726

Fri 9/56:45 amBIO - IAH

2 stops23h 54mMultiple Airlines

Mon 9/152:35 pmIAH - BIO

2 stops15h 10mMultiple Airlines

Deal found 4/29

$759

Fri 9/512:10 pmBCN - IAH

1 stop14h 32mAir Canada

Sat 9/2010:00 amIAH - BCN

2 stops15h 50mAir Canada

Deal found 4/29

$761

Fri 10/246:00 amVLC - IAH

2 stops23h 09mAir Canada

Fri 10/3112:05 pmIAH - VLC

2 stops24h 55mAir Canada

Deal found 4/30

$768

Sat 10/1112:30 pmMAD - IAH

1 stop29h 45mAir Canada

Sun 10/196:16 pmIAH - MAD

2 stops29h 24mAir Canada

Deal found 4/30

$774

Best flights from Spain to George Bush Intcntl
Discover carefully curated flight deals from Spain to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2025.

Fri 9/56:45 amBIO - IAH

2 stops20h 19mIberia

Mon 9/1512:14 pmIAH - BIO

2 stops17h 31mIberia

Deal found 4/30

$696

Tue 5/137:40 amMAD - IAH

3 stops23h 27mMultiple Airlines

Tue 5/208:44 pmIAH - MAD

3 stops35h 36mMultiple Airlines

Deal found 4/29

$706

Thu 5/291:30 pmMAD - IAH

1 stop28h 29mJetBlue

Wed 6/1111:49 amIAH - MAD

1 stop16h 41mJetBlue

Deal found 4/29

$722

Tue 8/261:30 pmBIO - IAH

2 stops17h 01mAmerican Airlines

Thu 9/2510:09 amIAH - BIO

2 stops15h 21mAmerican Airlines

Deal found 4/29

$745

Fri 9/512:10 pmBCN - IAH

1 stop14h 32mAir Canada

Sat 9/2010:00 amIAH - BCN

2 stops15h 50mAir Canada

Deal found 4/29

$761

Thu 5/157:50 amBCN - IAH

1 stop15h 45mLufthansa

Fri 5/304:35 pmIAH - BCN

1 stop22h 05mLufthansa

Deal found 4/29

$780

Thu 9/46:45 amBIO - IAH

2 stops19h 57mUnited Airlines

Tue 9/161:33 pmIAH - BIO

1 stop14h 12mUnited Airlines

Deal found 4/29

$780

Thu 5/152:00 pmBCN - IAH

1 stop14h 40mBritish Airways

Wed 5/2812:09 pmIAH - BCN

1 stop12h 26mBritish Airways

Deal found 4/29

$786

Thu 9/46:50 amBIO - IAH

1 stop13h 25mDelta

Sun 9/143:25 pmIAH - BIO

2 stops18h 15mDelta

Deal found 4/29

$796

Thu 5/156:20 amVLC - IAH

1 stop13h 55mKLM

Mon 5/193:30 pmIAH - VLC

1 stop20h 35mKLM

Deal found 4/29

$801

Wed 5/149:25 amSVQ - IAH

2 stops41h 46mSWISS

Sun 5/188:10 pmIAH - SVQ

2 stops29h 05mSWISS

Deal found 4/29

$873

Thu 5/159:30 amBCN - IAH

1 stop15h 15mVirgin Atlantic

Wed 5/2811:45 amIAH - BCN

1 stop12h 30mVirgin Atlantic

Deal found 4/30

$886

Last-minute flights from Spain to George Bush Intcntl
Discover last-minute flight deals from Spain to George Bush Intcntl. Data last updated April 30, 2025 and is based on user searches.

Mon 5/54:00 pmMAD - IAH

1 stop14h 42mIberia

Mon 5/126:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/28

$709

Mon 5/59:45 amBCN - IAH

2 stops20h 57mIberia

Mon 5/126:22 amIAH - BCN

1 stop21h 08mIberia

Deal found 4/28

$721

Mon 5/512:15 pmBCN - IAH

1 stop14h 41mUnited Airlines

Mon 5/1210:00 amIAH - BCN

1 stop14h 50mUnited Airlines

Deal found 4/28

$836

Tue 5/64:15 pmMAD - IAH

1 stop14h 40mMultiple Airlines

Sat 5/176:29 pmIAH - MAD

1 stop12h 51mMultiple Airlines

Deal found 4/29

$717

Tue 5/66:00 amBCN - IAH

3 stops37h 16mMultiple Airlines

Tue 5/136:36 amIAH - BCN

3 stops31h 19mMultiple Airlines

Deal found 4/29

$780

Tue 5/612:45 pmMAD - IAH

1 stop14h 11mUnited Airlines

Tue 5/1310:00 amIAH - MAD

1 stop13h 40mUnited Airlines

Deal found 4/29

$839

Tue 5/61:15 pmBCN - IAH

1 stop16h 19mAir Canada

Tue 5/1310:00 amIAH - BCN

2 stops15h 50mAir Canada

Deal found 4/29

$855

Thu 5/86:15 amVLC - IAH

2 stops21h 40mIberia

Mon 5/126:31 pmIAH - VLC

2 stops22h 44mIberia

Deal found 4/30

$718

Thu 5/812:45 pmMAD - IAH

2 stops16h 49mAir Canada

Mon 5/2610:00 amIAH - MAD

1 stop13h 40mAir Canada

Deal found 4/29

$804

Thu 5/812:35 pmVLC - IAH

3 stops47h 20mMultiple Airlines

Mon 5/1210:00 amIAH - VLC

3 stops22h 00mMultiple Airlines

Deal found 4/30

$836

Thu 5/86:20 amVLC - IAH

1 stop13h 55mDelta

Mon 5/122:30 pmIAH - VLC

2 stops18h 50mDelta

Deal found 4/30

$843

Thu 5/86:00 amMAD - IAH

2 stops21h 20mDelta

Mon 5/2612:39 pmIAH - MAD

2 stops16h 26mDelta

Deal found 4/30

$864

One-way flights from Spain to George Bush Intcntl
Search for one-way flight options from Spain to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated April 30, 2025.

Mon 5/2612:20 pmMAD - IAH

3 stops51h 25mMultiple Airlines

Deal found 4/30

$297

Sun 5/182:45 pmAGP - IAH

2 stops57h 08mMultiple Airlines

Deal found 4/30

$337

Mon 6/911:25 amBCN - IAH

2 stops28h 20mMultiple Airlines

Deal found 4/29

$359

Mon 5/54:50 pmBIO - IAH

2 stops50h 26mMultiple Airlines

Deal found 4/29

$438

Fri 10/177:30 amSVQ - IAH

2 stops37h 14mMultiple Airlines

Deal found 4/29

$507

Mon 7/711:20 amBCN - IAH

2 stops42h 22mWestJet

Deal found 4/29

$586

Mon 5/511:05 pmBCN - IAH

2 stops28h 58mAer Lingus

Deal found 4/29

$603

Mon 6/211:35 amVLC - IAH

1 stop38h 30mTurkish Airlines

Deal found 4/29

$661

Fri 5/3012:00 pmAGP - IAH

1 stop38h 05mTurkish Airlines

Deal found 4/29

$663

Mon 5/512:05 pmBIO - IAH

1 stop38h 00mTurkish Airlines

Deal found 4/29

$683

Tue 9/21:10 pmBCN - IAH

1 stop18h 06mIberia

Deal found 4/28

$694

Mon 5/56:30 pmBCN - IAH

1 stop31h 35mTurkish Airlines

Deal found 4/29

$697

Cheapflights Fare Finder

Use the filters below to find and compare flights from Spain to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Fri 9/5

6:45 am-8:04 pm

2 stops20h 19m

Houston George Bush Intcntl

Mon 9/15

12:14 pm-12:45 pm

2 stops17h 31m

$696

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Tue 5/13

7:40 am-12:07 am

3 stops23h 27m

Houston George Bush Intcntl

Tue 5/20

8:44 pm-3:20 pm

3 stops35h 36m

$706

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Thu 5/15

1:35 pm-11:55 pm

2 stops17h 20m

Houston George Bush Intcntl

Wed 5/28

7:30 am-7:35 am

1 stop17h 05m

$709

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Fri 5/30

4:40 pm-11:22 pm

1 stop13h 42m

Houston George Bush Intcntl

Sun 6/8

6:00 am-7:55 am

1 stop18h 55m

$718

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Thu 5/29

1:30 pm-10:59 am

1 stop28h 29m

Houston George Bush Intcntl

Wed 6/11

11:49 am-11:30 am

1 stop16h 41m

$722

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Sun 5/25

9:20 pm-1:40 pm

1 stop23h 20m

Houston George Bush Intcntl

Wed 8/6

2:32 pm-10:10 am

1 stop12h 38m

$726

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Tue 8/26

1:30 pm-11:31 pm

2 stops17h 01m

Houston George Bush Intcntl

Thu 9/25

10:09 am-8:30 am

2 stops15h 21m

$745

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-12:45 pm

2 stops15h 10m

$759

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Fri 9/5

12:10 pm-7:42 pm

1 stop14h 32m

Houston George Bush Intcntl

Sat 9/20

10:00 am-8:50 am

2 stops15h 50m

$761

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Fri 10/24

6:00 am-10:09 pm

2 stops23h 09m

Houston George Bush Intcntl

Fri 10/31

12:05 pm-7:00 pm

2 stops24h 55m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results

...

Best time to book a flight from Spain to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Spain 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 Spain to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Spain to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Spain to Houston George Bush Intcntl Airport (average of $241). Flying from Spain 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.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spain to Houston George Bush Intcntl Airport as you normally would.

Rainfall in George Bush Intcntl 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

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

To help decide which airline to fly from Spain to Houston, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,936 reviews

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

7,936 reviews

Delta

8.0

Very good

7,936 reviews

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

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very good

7,936 reviews

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

1,275 reviews

Delta

8.0

Very good

7,936 reviews

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

1,588 reviews

Delta

8.0

Very good

7,936 reviews

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

Air France

7.4

Good

1,446 reviews

Delta

8.0

Very good

7,936 reviews

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

What are the cheapest airlines to fly from Spain to Houston George Bush Intcntl Airport one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as $586. Users have also found prices from $603 and $661 on Aer Lingus and Turkish Airlines, respectively.
What are the most popular routes from Spain to Houston George Bush Intcntl Airport?
Most travelers choose Barcelona-El Prat - Houston George Bush Intcntl, Madrid Barajas - Houston George Bush Intcntl or Sevilla - Houston George Bush Intcntl when deciding on the best route from Spain to Houston George Bush Intcntl Airport.
Can I find deals for flights from Spain to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Spain to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Spain 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 Spain to George Bush Intcntl.
Can I find deals for business class flights from Spain to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Spain 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 Spain to Houston George Bush Intcntl Airport?
Currently, August is the cheapest month in which you can book a flight from Spain to Houston George Bush Intcntl Airport (average of $241). Flying from Spain 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

Montgomery

Conroe

Spring

Humble

Tomball

The Woodlands

Katy

Jersey Village

Cypress

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Top 4 airlines flying from Spain to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest$592	Average$852	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$652	Average$889	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$659	Average$1,048	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$718	Average$941	FlexibilityNo cancel fee	On-time71%

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$297+ Cheap flights from Spain 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Spain to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Spain to George Bush Intcntl

Keep the following information in mind while searching for Spain to George Bush Intcntl flight deals. Data was last updated April 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Spain to George Bush Intcntl

Cheapest flights from Spain to George Bush IntcntlExplore the most affordable flight options available from Spain to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Explore the most affordable flight options available from Spain to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Spain to Houston George Bush Intcntl Airport that are best for you.

Best time to book a flight from Spain to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Spain with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Spain to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Spain to Houston George Bush Intcntl Airport?

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

Find hourly flight availability from Spain to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

Rainfall in George Bush Intcntl by month

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

Temperature in George Bush Intcntl by month

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

Reviews of airlines servicing George Bush Intcntl

To help decide which airline to fly from Spain to Houston, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Spain 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 are the cheapest airlines to fly from Spain to Houston George Bush Intcntl Airport one-way?

What are the most popular routes from Spain to Houston George Bush Intcntl Airport?

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

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

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

What is the cheapest month to book a flight from Spain to Houston George Bush Intcntl Airport?

Traveling to a place near Spain?

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Alternative routes for Spain to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Spain to George Bush Intcntl

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Cheapest flights from Spain to George Bush Intcntl
Explore the most affordable flight options available from Spain to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.