HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

Cheap flights from Spain to Houston

MAD — HOU
Nov 19 — Nov 261
Thu 11/19
Thu 11/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Spain to Houston 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.

Find flight deals from Spain to Houston

Popular in

July

Cheapest in

April

Average price

$956
Highest demand for flights based on searches. 14% potential increase in price ($149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Insights

Everything you need to know about your flight from Spain to Houston

How far ahead should I book a flight from Spain to Houston?

To ensure you get the cheapest price possible for a flight from Spain to Houston, you should look to book at least 14 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Spain to Houston?

Currently, September is the cheapest month in which you can book a flight from Spain to Houston (average of $787). Flying from Spain to Houston in July is currently the most expensive (average of $1,190). 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.

Reviews of airlines servicing Houston

Read reviews from past customers who have flown United Airlines and Iberia from Spain to Houston. 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.
United Airlines
7.3
Good
10,390 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.7

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.3
Good
10,390 reviews
United Airlines
7.3
Good
10,390 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.7

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
Iberia
7.0
Good
3,242 reviews
United Airlines
7.3
Good
10,390 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.7

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

  • What are the cheapest airlines to fly from Spain to Houston one-way?

    $424 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on American Airlines and British Airways, with prices starting from $426 and $498, respectively.

  • What are the most popular routes from Spain to Houston?

    While some choose either Madrid Barajas - Houston George Bush Intcntl or Barcelona-El Prat - Houston Hobby, Madrid Barajas - Houston Hobby is the most popular route from Spain to Houston.

  • Can I find deals for flights from Spain to Houston that include hotel bookings?

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

  • How can I find direct flights from Spain to Houston?

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

  • Can I find deals for business class flights from Spain to Houston?

    Yes. Cheapflights offers flight deals from Spain to Houston 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?

    Currently, September is the cheapest month in which you can book a flight from Spain to Houston (average of $787). Flying from Spain to Houston in July is currently the most expensive (average of $1,190). 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

Top 2 airlines flying from Spain to Houston

AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$232Average$828FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$746Average$1,084FlexibilityNo cancel feeOn-time69%

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.