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George Bush Intcntl

$321+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — IAH
Jan 10 — Jan 171
Sat 1/10
Sat 1/17
1 adult, Economy
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Cheap 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 December 11, 2025.

This Mytrip deal was found by Cheapflights users on 12/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:10 pmMAD - IAH
2 stops33h 49mMultiple Airlines
Sat 1/1011:38 amIAH - MAD
3 stops24h 52mMultiple Airlines
Deal found 12/9$721
This Mytrip deal was found by Cheapflights users on 12/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:45 amBCN - IAH
3 stops32h 40mMultiple Airlines
Wed 1/288:30 amIAH - BCN
3 stops29h 50mMultiple Airlines
Deal found 12/10$795
This lol.travel deal was found by Cheapflights users on 12/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:55 amBCN - IAH
1 stop15h 20mLufthansa
Thu 1/86:55 pmIAH - BCN
1 stop14h 25mLufthansa
Deal found 12/9$803
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:40 pmMAD - IAH
1 stop14h 46mIberia
Tue 1/1311:27 amIAH - MAD
1 stop11h 48mIberia
Deal found 12/9$806
This Air France deal was found by Cheapflights users on 12/10. 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.
Thu 12/256:50 amBIO - IAH
1 stop13h 40mMultiple Airlines
Mon 1/266:37 pmIAH - BIO
2 stops15h 43mMultiple Airlines
Deal found 12/10$807
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:00 pmMAD - IAH
1 stop14h 34mAmerican Airlines
Tue 1/1311:11 amIAH - MAD
1 stop11h 34mAmerican Airlines
Deal found 12/10$808
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/248:30 amMAD - IAH
2 stops36h 10mUnited Airlines
Thu 1/86:55 pmIAH - MAD
1 stop13h 45mUnited Airlines
Deal found 12/10$809
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/246:50 amBCN - IAH
1 stop18h 25mUnited Airlines
Thu 1/87:30 amIAH - BCN
2 stops18h 30mUnited Airlines
Deal found 12/9$809
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/245:55 amMAD - IAH
1 stop19h 20mUnited Airlines
Mon 1/129:42 amIAH - MAD
2 stops16h 33mUnited Airlines
Deal found 12/9$810
This British Airways deal was found by Cheapflights users on 12/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:15 pmMAD - IAH
1 stop16h 41mBritish Airways
Tue 1/133:50 pmIAH - MAD
1 stop13h 05mBritish Airways
Deal found 12/9$812
This Delta deal was found by Cheapflights users on 12/10. 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.
Thu 12/2511:55 amBIO - IAH
2 stops18h 56mDelta
Mon 1/2612:40 pmIAH - BIO
2 stops21h 40mDelta
Deal found 12/10$813
This KLM deal was found by Cheapflights users on 12/9. 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.
Thu 12/257:10 pmSVQ - IAH
1 stop25h 20mKLM
Tue 1/133:30 pmIAH - SVQ
1 stop35h 30mKLM
Deal found 12/9$813

Find 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 December 11, 2025.

Round-trip from

$608
(United Airlines)

One-way from

$321
(Kiwi.com)

Popular in

October

Cheapest in

March

Average price

$931
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. 3% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain to George Bush Intcntl 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 December 11, 2025.
Use the filters below to find and compare flights from Spain to Houston George Bush Intcntl Airport that are best for you.

Fly from

Spain

Fly to

George Bush Intcntl

Route

Depart

Return

Price

AlicanteHouston

ALC - IAH

ALCIAH

Alicante

Fri 1/23

7:00 am-10:56 pm

3 stops22h 56m

Houston George Bush Intcntl

Fri 1/30

12:16 pm-11:35 pm

2 stops28h 19m

$717

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Mon 2/2

6:50 am-11:34 pm

2 stops23h 44m

Houston George Bush Intcntl

Fri 2/6

12:16 pm-11:25 pm

2 stops28h 09m

$719

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Thu 1/22

6:30 pm-11:37 pm

2 stops36h 07m

Houston George Bush Intcntl

Thu 1/29

9:54 am-9:55 am

2 stops41h 01m

$745

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Thu 1/15

12:00 pm-8:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Mon 1/19

11:18 am-4:10 pm

2 stops21h 52m

$755

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Mon 1/19

11:00 am-9:22 pm

1 stop17h 22m

Houston George Bush Intcntl

Wed 2/4

3:50 pm-11:10 am

1 stop12h 20m

$763

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Tue 2/3

6:15 am-12:19 am

3 stops25h 04m

Houston George Bush Intcntl

Sat 2/7

11:38 am-7:10 pm

3 stops24h 32m

$765

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Mon 1/19

11:00 am-9:22 pm

1 stop17h 22m

Houston George Bush Intcntl

Wed 2/4

11:18 am-7:05 am

1 stop12h 47m

$770

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Fri 1/23

9:05 pm-2:05 pm

1 stop24h 00m

Houston George Bush Intcntl

Thu 2/5

6:10 pm-8:15 pm

2 stops19h 05m

$773

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Thu 1/15

6:00 am-1:30 pm

1 stop14h 30m

Houston George Bush Intcntl

Mon 1/19

4:05 pm-12:00 pm

1 stop12h 55m

$778

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Thu 1/15

12:40 pm-8:15 pm

1 stop14h 35m

Houston George Bush Intcntl

Thu 1/29

11:11 am-5:45 am

1 stop11h 34m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 60 results
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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, October is the cheapest month in which you can book a flight from Spain to Houston George Bush Intcntl Airport (average of $108). Flying from Spain to Houston George Bush Intcntl Airport in November is currently the most expensive (average of $719). 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?

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 December 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Spain to Houston George Bush Intcntl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated December 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and Iberia from Spain to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,045 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Spain to Houston George Bush Intcntl Airport?

    There are many flights that can get you from Spain to Houston George Bush Intcntl Airport in 15h. Fly via United Airlines, Scandinavian Airlines, or British Airways to get the fastest option. Spain and Houston George Bush Intcntl Airport are separated by a distance of 5169 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $484. Users have also found prices from $525 and $566 on American Airlines and British Airways, respectively.

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

    Most travelers choose Madrid Barajas - Houston George Bush Intcntl, Barcelona-El Prat - Houston George Bush Intcntl or Valencia - 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, October is the cheapest month in which you can book a flight from Spain to Houston George Bush Intcntl Airport (average of $108). Flying from Spain to Houston George Bush Intcntl Airport in November is currently the most expensive (average of $719). 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

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Katy
The Woodlands
Tomball
Jersey Village
Humble
Conroe
Cypress

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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.
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Top 3 airlines flying from Spain to George Bush Intcntl

Discover the top 3 airlines that operate flights from Spain to George Bush Intcntl. 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 December 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$592Average$754FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$659Average$993FlexibilityNo cancel feeOn-time69%
DeltaCheapest$684Average$913FlexibilityNo cancel feeOn-timeN/A

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