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George Bush Intcntl

$313+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — IAH
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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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 November 20, 2025.

Round-trip from

$487
(Kiwi.com)

One-way from

$313
(Kiwi.com)

Popular in

October

Cheapest in

March

Average price

$804
From Spain to Houston George Bush Intcntl
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One-way flight from Spain to Houston George Bush Intcntl
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Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Wed 12/176:45 amBCN - IAH
2 stops24h 14mMultiple Airlines
Sat 1/107:30 pmIAH - BCN
1 stop34h 50mMultiple Airlines
Deal found 11/19$674
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Fri 12/123:05 pmBCN - IAH
1 stop22h 59mMultiple Airlines
Mon 1/128:13 pmIAH - BCN
2 stops34h 07mMultiple Airlines
Deal found 11/18$685
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Fri 12/123:05 pmBCN - IAH
1 stop22h 59mMultiple Airlines
Sat 1/108:13 pmIAH - BCN
2 stops34h 07mMultiple Airlines
Deal found 11/18$694
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Sat 12/133:05 pmBCN - IAH
1 stop15h 54mMultiple Airlines
Fri 1/165:18 pmIAH - BCN
2 stops37h 02mMultiple Airlines
Deal found 11/19$714
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Sun 12/143:05 pmBCN - IAH
1 stop22h 59mMultiple Airlines
Sat 1/178:55 pmIAH - BCN
2 stops33h 25mMultiple Airlines
Deal found 11/19$724
This Mytrip deal was found by Cheapflights users on 11/18. 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 pmBCN - IAH
2 stops33h 49mMultiple Airlines
Mon 1/1212:16 pmIAH - BCN
2 stops22h 24mMultiple Airlines
Deal found 11/18$730
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Fri 12/123:05 pmBCN - IAH
1 stop22h 59mMultiple Airlines
Wed 1/148:30 amIAH - BCN
1 stop21h 35mMultiple Airlines
Deal found 11/18$732
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Fri 12/123:05 pmBCN - IAH
1 stop22h 59mMultiple Airlines
Tue 1/138:30 amIAH - BCN
2 stops27h 05mMultiple Airlines
Deal found 11/18$737
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Sat 12/133:05 pmBCN - IAH
1 stop15h 54mMultiple Airlines
Mon 1/128:13 pmIAH - BCN
2 stops34h 07mMultiple Airlines
Deal found 11/18$741
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Tue 12/167:20 pmBCN - IAH
2 stops44h 40mMultiple Airlines
Sun 1/1812:13 pmIAH - BCN
1 stop17h 52mMultiple Airlines
Deal found 11/19$743
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Sat 12/133:05 pmBCN - IAH
1 stop15h 54mMultiple Airlines
Sat 1/108:13 pmIAH - BCN
2 stops34h 07mMultiple Airlines
Deal found 11/18$751
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Sat 12/61:10 pmVLC - IAH
2 stops26h 17mUnited Airlines
Tue 1/136:30 pmIAH - VLC
2 stops34h 40mUnited Airlines
Deal found 11/19$795

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 November 20, 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

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Sat 1/24

6:00 am-10:40 am

2 stops35h 40m

Houston George Bush Intcntl

Mon 1/26

10:24 am-12:10 pm

2 stops18h 46m

$556

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Wed 1/21

2:35 pm-10:33 am

3 stops26h 58m

Houston George Bush Intcntl

Mon 1/26

12:16 pm-4:15 pm

2 stops20h 59m

$643

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Mon 1/12

6:50 am-10:41 pm

2 stops22h 51m

Houston George Bush Intcntl

Mon 1/19

1:35 pm-8:40 am

3 stops36h 05m

$690

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 2/19

6:45 am-6:15 pm

1 stop18h 30m

Houston George Bush Intcntl

Mon 2/23

9:41 am-10:50 am

2 stops18h 09m

$748

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Wed 1/21

10:40 am-10:49 pm

1 stop19h 09m

Houston George Bush Intcntl

Mon 1/26

11:18 am-11:20 am

2 stops17h 02m

$758

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Mon 1/12

10:40 am-9:10 pm

1 stop17h 30m

Houston George Bush Intcntl

Mon 1/26

9:45 pm-7:45 pm

1 stop15h 00m

$760

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Mon 1/12

7:30 am-10:49 pm

2 stops22h 19m

Houston George Bush Intcntl

Mon 1/19

2:41 pm-4:10 pm

2 stops18h 29m

$764

ValenciaHouston

VLC - IAH

VLCIAH

Valencia

Fri 1/30

9:05 pm-2:05 pm

1 stop24h 00m

Houston George Bush Intcntl

Thu 2/12

3:50 pm-8:15 pm

1 stop21h 25m

$769

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Sat 1/24

9:55 am-6:15 pm

1 stop15h 20m

Houston George Bush Intcntl

Mon 1/26

10:06 am-9:00 am

2 stops15h 54m

$769

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Sat 1/31

9:55 am-6:15 pm

1 stop15h 20m

Houston George Bush Intcntl

Mon 2/9

12:10 pm-9:35 am

1 stop14h 25m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

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 November 20, 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 November 20, 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
8,001 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Food

7.3

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Food

7.3

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
9,027 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Food

7.3

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
3,027 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.1

Food

7.3

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 19h 09m. Fly via United Airlines, British Airways, or Lufthansa to get the fastest option. Spain and Houston George Bush Intcntl Airport are separated by a distance of 5232 mi. This flight may include one or multiple stops.

  • 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
Katy
The Woodlands
Spring
Jersey Village
Humble
Conroe
Tomball
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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$592Average$754FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$659Average$1,089FlexibilityNo cancel feeOn-time69%
DeltaCheapest$684Average$913FlexibilityNo cancel feeOn-timeN/A

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