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

For one-way options, check prices for Aeromexico. According to our data, you can fly for as low as $452. Users have also found prices from $603 and $621 on Aer Lingus and TAP AIR PORTUGAL, 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 102% 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 $1,164.

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 $852 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 20% 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.

$744+ 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	$657 (Trip.com)
One-way from	$308 (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 ($143 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 22, 2025.

Mon 5/1212:30 pmMAD - IAH

1 stop17h 04mAir Canada

Tue 5/2710:00 amIAH - MAD

1 stop13h 40mAir Canada

Deal found 4/21

$657

Thu 5/11:00 pmMAD - IAH

1 stop14h 40mIberia

Mon 5/56:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/21

$698

Wed 5/712:30 pmBCN - IAH

2 stops18h 12mIberia

Sun 5/1112:18 pmIAH - BCN

1 stop14h 52mIberia

Deal found 4/21

$700

Mon 5/124:15 pmMAD - IAH

1 stop14h 40mAmerican Airlines

Tue 5/2710:04 amIAH - MAD

1 stop12h 26mAmerican Airlines

Deal found 4/21

$702

Wed 5/287:35 amMAD - IAH

3 stops28h 56mMultiple Airlines

Thu 8/77:00 amIAH - MAD

2 stops29h 20mMultiple Airlines

Deal found 4/22

$704

Sun 5/42:25 pmBCN - IAH

1 stop39h 17mMultiple Airlines

Mon 5/191:11 pmIAH - BCN

2 stops29h 04mMultiple Airlines

Deal found 4/21

$714

Wed 5/712:20 pmBCN - IAH

1 stop17h 24mFinnair

Sun 5/1112:18 pmIAH - BCN

1 stop14h 52mFinnair

Deal found 4/21

$715

Thu 5/86:05 pmALC - IAH

1 stop29h 30mLufthansa

Mon 5/126:05 pmIAH - ALC

1 stop15h 50mLufthansa

Deal found 4/21

$735

Thu 5/812:50 pmALC - IAH

2 stops47h 05mMultiple Airlines

Mon 5/125:10 amIAH - ALC

3 stops31h 00mMultiple Airlines

Deal found 4/21

$750

Tue 9/307:25 amVLC - IAH

2 stops19h 39mIberia

Wed 10/229:00 pmIAH - VLC

2 stops19h 10mIberia

Deal found 4/21

$758

Wed 5/712:15 pmBCN - IAH

2 stops27h 42mAir Canada

Sun 5/117:20 amIAH - BCN

2 stops17h 30mAir Canada

Deal found 4/21

$760

Fri 9/56:45 amBIO - IAH

2 stops23h 54mMultiple Airlines

Mon 9/152:35 pmIAH - BIO

2 stops25h 40mMultiple Airlines

Deal found 4/21

$764

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 22, 2025.

Mon 5/1212:30 pmMAD - IAH

1 stop17h 04mAir Canada

Tue 5/2710:00 amIAH - MAD

1 stop13h 40mAir Canada

Deal found 4/21

$657

Thu 5/14:40 pmMAD - IAH

1 stop13h 45mIberia

Tue 5/66:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/21

$698

Mon 5/124:15 pmMAD - IAH

1 stop14h 40mAmerican Airlines

Tue 5/2710:04 amIAH - MAD

1 stop12h 26mAmerican Airlines

Deal found 4/21

$702

Wed 5/287:35 amMAD - IAH

3 stops28h 56mMultiple Airlines

Thu 8/77:00 amIAH - MAD

2 stops29h 20mMultiple Airlines

Deal found 4/22

$704

Wed 5/712:20 pmBCN - IAH

1 stop17h 24mFinnair

Sun 5/1112:18 pmIAH - BCN

1 stop14h 52mFinnair

Deal found 4/21

$715

Thu 5/86:05 pmALC - IAH

1 stop29h 30mLufthansa

Mon 5/126:05 pmIAH - ALC

1 stop15h 50mLufthansa

Deal found 4/21

$735

Wed 5/76:00 amMAD - IAH

2 stops20h 56mUnited Airlines

Mon 5/268:35 pmIAH - MAD

2 stops27h 05mUnited Airlines

Deal found 4/21

$770

Fri 5/166:50 amBIO - IAH

1 stop13h 25mKLM

Fri 7/183:50 pmIAH - BIO

1 stop12h 05mKLM

Deal found 4/21

$797

Mon 9/15:20 pmAGP - IAH

2 stops29h 23mDelta

Mon 9/223:25 pmIAH - AGP

2 stops20h 35mDelta

Deal found 4/21

$804

Sat 10/46:20 amVLC - IAH

2 stops17h 14mAir France

Thu 10/233:50 pmIAH - VLC

1 stop24h 20mAir France

Deal found 4/21

$805

Wed 5/76:00 amBCN - IAH

2 stops21h 11mSWISS

Sun 5/114:15 pmIAH - BCN

2 stops14h 50mSWISS

Deal found 4/21

$821

Sat 5/1010:10 amBCN - IAH

2 stops17h 53mBritish Airways

Mon 5/261:29 pmIAH - BCN

1 stop14h 01mBritish Airways

Deal found 4/22

$822

Last-minute flights from Spain to George Bush Intcntl
Discover last-minute flight deals from Spain to George Bush Intcntl. Data last updated April 22, 2025 and is based on user searches.

Mon 4/286:50 amBIO - IAH

1 stop13h 25mDelta

Fri 5/95:36 pmIAH - BIO

2 stops15h 54mDelta

Deal found 4/21

$849

Mon 4/287:00 amBCN - IAH

2 stops33h 11mMultiple Airlines

Mon 5/55:45 amIAH - BCN

3 stops33h 35mMultiple Airlines

Deal found 4/22

$850

Tue 4/295:15 pmBIO - IAH

1 stop27h 00mKLM

Fri 5/93:50 pmIAH - BIO

1 stop23h 10mKLM

Deal found 4/21

$842

Wed 4/3012:20 pmBCN - IAH

1 stop16h 41mIberia

Mon 5/196:22 amIAH - BCN

1 stop21h 08mIberia

Deal found 4/21

$724

Wed 4/304:40 pmMAD - IAH

1 stop13h 45mMultiple Airlines

Thu 5/810:40 amIAH - MAD

1 stop14h 15mMultiple Airlines

Deal found 4/21

$728

Wed 4/306:15 amVLC - IAH

2 stops20h 26mMultiple Airlines

Tue 5/612:18 pmIAH - VLC

2 stops24h 17mMultiple Airlines

Deal found 4/21

$772

Wed 4/306:15 amVLC - IAH

2 stops24h 28mIberia

Sun 5/412:07 pmIAH - VLC

2 stops24h 53mIberia

Deal found 4/21

$798

Wed 4/306:20 amVLC - IAH

2 stops19h 11mKLM

Wed 5/75:36 pmIAH - VLC

2 stops15h 59mKLM

Deal found 4/21

$855

Wed 4/306:00 amMAD - IAH

1 stop14h 15mDelta

Thu 5/87:05 amIAH - MAD

2 stops19h 30mDelta

Deal found 4/21

$859

Wed 4/306:15 amVLC - IAH

2 stops24h 10mMultiple Airlines

Tue 5/69:00 pmIAH - VLC

1 stop15h 35mMultiple Airlines

Deal found 4/21

$772

Thu 5/14:40 pmMAD - IAH

1 stop13h 45mIberia

Tue 5/66:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/21

$698

Thu 5/11:00 pmMAD - IAH

1 stop14h 40mIberia

Mon 5/56:31 pmIAH - MAD

1 stop11h 54mIberia

Deal found 4/21

$698

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 22, 2025.

Mon 6/99:30 amBCN - IAH

3 stops54h 15mMultiple Airlines

Deal found 4/21

$308

Wed 5/217:55 amBIO - IAH

3 stops28h 36mMultiple Airlines

Deal found 4/21

$359

Sat 6/78:20 pmMAD - IAH

2 stops39h 35mMultiple Airlines

Deal found 4/22

$386

Tue 6/109:00 amMAD - IAH

1 stop16h 07mAeromexico

Deal found 4/21

$452

Sat 7/59:05 amSVQ - IAH

3 stops35h 39mMultiple Airlines

Deal found 4/22

$566

Mon 5/511:05 pmBCN - IAH

2 stops28h 58mAer Lingus

Deal found 4/22

$603

Thu 6/121:35 pmMAD - IAH

3 stops28h 17mTAP AIR PORTUGAL

Deal found 4/21

$621

Mon 7/711:20 amBCN - IAH

2 stops33h 51mWestJet

Deal found 4/22

$626

Sun 5/186:30 pmBIO - IAH

1 stop25h 10mTurkish Airlines

Deal found 4/21

$661

Mon 6/211:35 amVLC - IAH

1 stop38h 30mTurkish Airlines

Deal found 4/21

$661

Fri 5/306:00 pmAGP - IAH

1 stop32h 05mTurkish Airlines

Deal found 4/21

$663

Mon 5/56:30 pmBCN - IAH

1 stop31h 35mTurkish Airlines

Deal found 4/21

$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

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Mon 5/12

12:30 pm-10:34 pm

1 stop17h 04m

Houston George Bush Intcntl

Tue 5/27

10:00 am-6:40 am

1 stop13h 40m

$657

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Wed 5/28

12:40 pm-6:47 pm

1 stop13h 07m

Houston George Bush Intcntl

Tue 8/12

10:07 am-5:30 am

1 stop12h 23m

$700

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Wed 5/7

12:30 pm-11:42 pm

2 stops18h 12m

Houston George Bush Intcntl

Sun 5/11

12:18 pm-10:10 am

1 stop14h 52m

$700

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Mon 5/12

4:15 pm-11:55 pm

1 stop14h 40m

Houston George Bush Intcntl

Tue 5/27

10:04 am-5:30 am

1 stop12h 26m

$702

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Wed 5/28

7:35 am-5:31 am

3 stops28h 56m

Houston George Bush Intcntl

Thu 8/7

7:00 am-7:20 pm

2 stops29h 20m

$704

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Sun 5/4

2:25 pm-10:42 pm

1 stop39h 17m

Houston George Bush Intcntl

Mon 5/19

1:11 pm-1:15 am

2 stops29h 04m

$714

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Wed 5/7

12:20 pm-10:44 pm

1 stop17h 24m

Houston George Bush Intcntl

Sun 5/11

12:18 pm-10:10 am

1 stop14h 52m

$715

AlicanteHouston

ALC - IAH

ALCIAH

Alicante

Thu 5/8

6:05 pm-4:35 pm

1 stop29h 30m

Houston George Bush Intcntl

Mon 5/12

6:05 pm-4:55 pm

1 stop15h 50m

$735

AlicanteHouston

ALC - IAH

ALCIAH

Alicante

Thu 5/8

12:50 pm-4:55 am

2 stops47h 05m

Houston George Bush Intcntl

Mon 5/12

5:10 am-7:10 pm

3 stops31h 00m

$750

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Tue 9/30

7:25 am-11:39 pm

2 stops23h 14m

Houston George Bush Intcntl

Tue 10/21

3:30 pm-11:10 pm

2 stops24h 40m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

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

7,920 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

7,920 reviews

Delta

8.0

Very good

7,920 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

1,331 reviews

Delta

8.0

Very good

7,920 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

1,272 reviews

Delta

8.0

Very good

7,920 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

1,582 reviews

Delta

8.0

Very good

7,920 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

Aeromexico

7.5

Good

1,700 reviews

Delta

8.0

Very good

7,920 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 Aeromexico. According to our data, you can fly for as low as $452. Users have also found prices from $603 and $621 on Aer Lingus and TAP AIR PORTUGAL, 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

The Woodlands

Spring

Humble

Tomball

Jersey Village

Katy

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$976	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$718	Average$941	FlexibilityNo cancel fee	On-time71%

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$308+ 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 6/9. 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 22, 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 22, 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 22, 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 22, 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?

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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 22, 2025.