Spain

$234+ Cheap flights from George Bush Intcntl (IAH) to Spain

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — MAD
Aug 19 — Aug 261
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Spain with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from George Bush Intcntl to Spain

Keep the following information in mind while searching for George Bush Intcntl to Spain flight deals. Data was last updated August 14, 2025.

Round-trip from

$512
(American Airlines)

One-way from

$234
(Mytrip)

Popular in

May

Cheapest in

February

Average price

$966
From Houston George Bush Intcntl to Spain
One-way flight from Houston George Bush Intcntl to Spain
Highest demand for flights based on searches. 18% potential increase in price ($201 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in August 2025

Find flight deals from George Bush Intcntl to Spain

Cheapest flights from George Bush Intcntl to Spain
Explore the most affordable flight options available from George Bush Intcntl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 10/67:22 pmIAH - MAD
1 stop12h 03mAmerican Airlines
Wed 10/224:40 pmMAD - IAH
1 stop14h 03mAmerican Airlines
Deal found 8/14$512
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2310:41 amIAH - MAD
1 stop12h 34mIberia
Wed 12/1012:55 amMAD - IAH
1 stop15h 30mIberia
Deal found 8/14$513
This Air Canada deal was found by Cheapflights users on 8/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:00 amIAH - MAD
2 stops13h 40mMultiple Airlines
Tue 10/2112:45 pmMAD - IAH
2 stops16h 29mMultiple Airlines
Deal found 8/14$514
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/112:05 pmIAH - MAD
1 stop13h 15mMultiple Airlines
Fri 10/106:00 amMAD - IAH
1 stop14h 35mMultiple Airlines
Deal found 8/14$515
This Air Canada deal was found by Cheapflights users on 8/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:05 pmIAH - MAD
1 stop13h 15mAir Canada
Tue 10/1412:45 pmMAD - IAH
2 stops40h 29mAir Canada
Deal found 8/14$516
This Ticket deal was found by Cheapflights users on 8/12. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:35 pmIAH - BIO
1 stop14h 45mLufthansa
Wed 10/156:45 amBIO - IAH
1 stop13h 50mLufthansa
Deal found 8/12$516
This Air Canada deal was found by Cheapflights users on 8/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:20 amIAH - MAD
2 stops16h 20mAir Canada
Wed 10/2212:45 pmMAD - IAH
2 stops16h 29mAir Canada
Deal found 8/14$517
This Finnair deal was found by Cheapflights users on 8/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:17 pmIAH - MAD
1 stop11h 38mMultiple Airlines
Wed 12/31:15 pmMAD - IAH
1 stop15h 15mMultiple Airlines
Deal found 8/14$518
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 10/2110:00 amIAH - MAD
1 stop13h 40mUnited Airlines
Wed 10/295:55 amMAD - IAH
2 stops22h 39mUnited Airlines
Deal found 8/13$519
This United Airlines deal was found by Cheapflights users on 8/14. 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 10/17:45 amIAH - MAD
2 stops17h 35mUnited Airlines
Thu 10/96:00 amMAD - IAH
1 stop14h 35mUnited Airlines
Deal found 8/14$520
This United Airlines deal was found by Cheapflights users on 8/14. 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 11/264:50 pmIAH - MAD
2 stops16h 10mUnited Airlines
Wed 12/31:35 pmMAD - IAH
2 stops34h 50mUnited Airlines
Deal found 8/14$521
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 9/237:40 amIAH - MAD
2 stops16h 00mUnited Airlines
Thu 10/2310:50 amMAD - IAH
2 stops18h 23mUnited Airlines
Deal found 8/13$522

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Spain 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 August 14, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Spain that are best for you.

Fly from

George Bush Intcntl

Fly to

Spain

Route

Depart

Return

Price

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 10/7

8:05 am-6:40 am

2 stops15h 35m

Madrid Barajas

Tue 10/21

12:45 pm-10:14 pm

2 stops16h 29m

$514

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 9/23

7:25 am-6:40 am

2 stops16h 15m

Madrid Barajas

Thu 10/23

12:30 pm-11:04 am

1 stop29h 34m

$514

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Mon 12/8

4:30 pm-3:50 pm

1 stop16h 20m

Madrid Barajas

Tue 12/16

6:00 am-2:35 pm

1 stop15h 35m

$514

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 11/4

9:49 am-8:00 am

2 stops15h 11m

Madrid Barajas

Tue 11/11

6:00 am-2:35 pm

1 stop15h 35m

$514

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Mon 11/17

6:25 pm-8:00 am

2 stops30h 35m

Madrid Barajas

Fri 12/5

1:35 pm-9:11 am

2 stops26h 36m

$516

HoustonBilbao

IAH - BIO

IAHBIO

Houston George Bush Intcntl

Mon 10/6

3:35 pm-1:20 pm

1 stop14h 45m

Bilbao

Wed 10/15

6:45 am-1:35 pm

1 stop13h 50m

$516

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Wed 10/1

7:20 am-8:20 am

1 stop18h 00m

Madrid Barajas

Wed 10/8

12:30 pm-10:14 pm

1 stop16h 44m

$516

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Sun 11/16

9:50 pm-6:30 pm

1 stop13h 40m

Madrid Barajas

Mon 12/15

12:55 am-1:31 pm

1 stop19h 36m

$517

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Wed 11/26

6:55 pm-8:15 pm

1 stop18h 20m

Madrid Barajas

Wed 12/3

1:35 pm-5:25 pm

2 stops34h 50m

$517

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 2/3

12:26 pm-9:25 am

1 stop13h 59m

Madrid Barajas

Mon 2/9

12:55 am-9:21 am

1 stop15h 26m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 60 results
1
2
3
...
6

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

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

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

Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Spain (average of $543). Flying from Houston George Bush Intcntl Airport to Spain in June is currently the most expensive (average of $1,053). 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 IAH to ES?

Find hourly flight availability from George Bush Intcntl to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Houston George Bush Intcntl Airport to Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated August 14, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Houston George Bush Intcntl Airport to Spain by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the most popular routes from Houston George Bush Intcntl Airport to Spain?

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Spain.

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Spain 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 Houston George Bush Intcntl Airport to Spain?

    Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Spain (average of $543). Flying from Houston George Bush Intcntl Airport to Spain in June is currently the most expensive (average of $1,053). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Spain

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

Top 10 airlines flying from George Bush Intcntl to Spain

Discover the top 10 airlines that operate flights from George Bush Intcntl to Spain. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$210Average$211FlexibilityNo cancel feeOn-time62%
IberiaCheapest$481Average$854FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$485Average$858FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$503Average$1,130FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$503Average$838FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$505Average$961FlexibilityNo cancel feeOn-time71%
DeltaCheapest$507Average$856FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$531Average$914FlexibilityNo cancel feeOn-time77%
KLMCheapest$542Average$837FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$642Average$1,063FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.