What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

How often are flights from Houston to Spain delayed?

Historically, on average around 50% of flights between Houston and Spain have experienced a delay on any given week. The average delay length over the past 12 months has been 219 minutes.

What is the cheapest airline that flies from Houston to Spain?

Virgin Atlantic, ITA Airways, and Aer Lingus are the most popular carriers operating from Houston to Spain

What airlines fly to Spain?

United Airlines, British Airways and Iberia are the top three most popular airlines that fly to Spain from Houston according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 13 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Houston to Spain flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from Houston to Spain?

Prices for flights from Houston to Spain refresh daily.

How many operators does momondo search for flights from Houston to Spain?

As of March 2026, there are 13 operators available to choose from for flights from Houston to Spain.

How old do you have to be to fly from Houston to Spain?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents required for your trip to Spain can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$241 Cheap Flights from Houston to Spain in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:47 am - 5:30 am

IAH

MAD

12h 43m

1 stop

12:00 pm - 9:57 pm

MAD

IAH

16h 57m

2 stops

$519Iberia

Tue, Aug 18 - Wed, Nov 18

9:47 am - 5:30 am

IAH

MAD

12h 43m

1 stop

12:00 pm - 9:57 pm

MAD

IAH

16h 57m

2 stops

$520Iberia

Tue, Aug 18 - Wed, Nov 18

9:05 pm - 5:30 pm

IAH

MAD

13h 25m

1 stop

10:35 am - 7:15 pm

MAD

IAH

15h 40m

1 stop

$536Multiple Airlines

Mon, Apr 13 - Wed, Apr 29

9:05 pm - 8:05 pm

IAH

MAD

16h 00m

1 stop

4:40 pm - 11:32 pm

MAD

IAH

13h 52m

1 stop

$541British Airways

Tue, Aug 18 - Wed, Nov 18

9:05 pm - 8:05 pm

IAH

MAD

16h 00m

1 stop

4:40 pm - 11:32 pm

MAD

IAH

13h 52m

1 stop

$542British Airways

Tue, Aug 18 - Wed, Nov 18

6:32 pm - 8:05 am

IAH

MAD

30h 33m

1 stop

1:30 pm - 11:07 am

MAD

IAH

28h 37m

1 stop

$546United Airlines

Sat, Aug 15 - Thu, Sep 10

3:40 pm - 4:45 pm

IAH

MAD

18h 05m

2 stops

6:00 am - 1:30 pm

MAD

IAH

14h 30m

1 stop

$557Delta

Tue, Aug 18 - Wed, Nov 18

12:42 pm - 9:05 am

HOU

MAD

13h 23m

1 stop

3:55 pm - 11:47 pm

MAD

HOU

14h 52m

1 stop

$591American Airlines

Mon, Apr 13 - Wed, Apr 29

1:00 pm - 3:35 pm

HOU

MAD

19h 35m

2 stops

9:50 am - 4:23 pm

MAD

HOU

13h 33m

1 stop

$598Delta

Tue, Aug 18 - Tue, Sep 1

4:18 pm - 4:55 pm

HOU

AGP

17h 37m

2 stops

1:25 pm - 11:47 pm

AGP

HOU

17h 22m

2 stops

$1,035American Airlines

Fri, Apr 24 - Mon, Apr 27

United Airlines flights from Houston to Spain

Our best United Airlines deals on Houston to Spain flight tickets

United Airlines

Aug 15

IAH6:32 pmHouston George Bush Intcntl

30h 33m

1 stop

MAD8:05 amMadrid Barajas

Sep 10

MAD1:30 pmMadrid Barajas

28h 37m

1 stop

IAH11:07 amHouston George Bush Intcntl

$546

United Airlines

Sep 2

IAH10:00 amHouston George Bush Intcntl

13h 50m

1 stop

MAD6:50 amMadrid Barajas

Sep 15

MAD1:30 pmMadrid Barajas

29h 17m

2 stops

IAH11:47 amHouston George Bush Intcntl

$578

United Airlines

Apr 13

IAH7:30 amHouston George Bush Intcntl

18h 30m

2 stops

MAD9:00 amMadrid Barajas

Apr 29

MAD12:45 pmMadrid Barajas

14h 44m

1 stop

IAH8:29 pmHouston George Bush Intcntl

$589

Delta flights from Houston to Spain

Our best Delta deals on Houston to Spain flight tickets

Delta

Aug 18

IAH3:40 pmHouston George Bush Intcntl

18h 05m

2 stops

MAD4:45 pmMadrid Barajas

Nov 18

MAD6:00 amMadrid Barajas

14h 30m

1 stop

IAH1:30 pmHouston George Bush Intcntl

$557

Delta

Aug 18

HOU1:00 pmHouston Hobby

19h 35m

2 stops

MAD3:35 pmMadrid Barajas

Sep 1

MAD9:50 amMadrid Barajas

13h 33m

1 stop

HOU4:23 pmHouston Hobby

$598

Delta

Aug 18

IAH2:35 pmHouston George Bush Intcntl

18h 00m

2 stops

MAD3:35 pmMadrid Barajas

Sep 1

MAD1:05 pmMadrid Barajas

17h 46m

2 stops

IAH11:51 pmHouston George Bush Intcntl

$600

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 8/18

9:47 am-5:30 am

1 stop12h 43m

Madrid Barajas

Wed 11/18

12:00 pm-9:57 pm

2 stops16h 57m

$519

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 8/18

9:47 am-5:30 am

1 stop12h 43m

Madrid Barajas

Wed 11/18

12:00 pm-9:57 pm

2 stops16h 57m

$520

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Mon 4/13

9:05 pm-5:30 pm

1 stop13h 25m

Madrid Barajas

Wed 4/29

10:35 am-7:15 pm

1 stop15h 40m

$536

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 8/18

9:05 pm-8:05 pm

1 stop16h 00m

Madrid Barajas

Wed 11/18

4:40 pm-11:32 pm

1 stop13h 52m

$541

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 8/18

9:05 pm-8:05 pm

1 stop16h 00m

Madrid Barajas

Wed 11/18

4:40 pm-11:32 pm

1 stop13h 52m

$542

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Sat 8/15

6:32 pm-8:05 am

1 stop30h 33m

Madrid Barajas

Thu 9/10

1:30 pm-11:07 am

1 stop28h 37m

$546

HoustonMadrid

IAH - MAD

IAHMAD

Houston George Bush Intcntl

Tue 8/18

3:40 pm-4:45 pm

2 stops18h 05m

Madrid Barajas

Wed 11/18

6:00 am-1:30 pm

1 stop14h 30m

$557

Quickest round-trip

HoustonMadrid

HOU - MAD

HOUMAD

Houston Hobby

Mon 4/13

12:42 pm-9:05 am

1 stop13h 23m

Madrid Barajas

Wed 4/29

3:55 pm-11:47 pm

1 stop14h 52m

$591

HoustonMadrid

HOU - MAD

HOUMAD

Houston Hobby

Tue 8/18

1:00 pm-3:35 pm

2 stops19h 35m

Madrid Barajas

Tue 9/1

9:50 am-4:23 pm

1 stop13h 33m

$598

HoustonMálaga

HOU - AGP

HOUAGP

Houston Hobby

Fri 4/24

4:18 pm-4:55 pm

2 stops17h 37m

Malaga

Mon 4/27

1:25 pm-11:47 pm

2 stops17h 22m

$1,035

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Spain

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in October, then you should wait until January to fly from Houston, when ticket prices are also cheap, with an average price of $660.

How far in advance should I book a flight to Spain?

You are more likely to see cheaper flights to Spain from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $838 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from Houston for as low as $649 on momondo.

Cheap Houston to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Spain

Fastest flight time	12h 30m
Direct flights	None

The fastest flight from Houston to Spain takes 12h 30m

There are no direct flights from Houston to Spain. There are no popular flight routes from Houston to Spain.

Search flight deals

When did momondo last update prices for flights from Houston to Spain?
Prices for flights from Houston to Spain refresh daily.
How many operators does momondo search for flights from Houston to Spain?
As of March 2026, there are 13 operators available to choose from for flights from Houston to Spain.
How old do you have to be to fly from Houston to Spain?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents required for your trip to Spain can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Spain

Compare and see reviews for airlines that fly from Houston to Spain with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $210	Free Cancellation	Rating 7.2 2,900 reviews	Search JetBlue flights
Delta	PriceFrom $469	Free Cancellation	Rating 7.9 8,277 reviews	Search Delta flights
Iberia	PriceFrom $476	Free Cancellation	Rating 7.0 3,133 reviews	Search Iberia flights
British Airways	PriceFrom $476	Free Cancellation	Rating 6.7 7,781 reviews	Search British Airways flights
United Airlines	PriceFrom $483	Free Cancellation	Rating 7.4 9,412 reviews	Search United Airlines flights
Air France	PriceFrom $487	Free Cancellation	Rating 7.4 1,543 reviews	Search Air France flights
American Airlines	PriceFrom $488	Free Cancellation	Rating 7.1 11,416 reviews	Search American Airlines flights
Lufthansa	PriceFrom $494	Free Cancellation	Rating 6.8 7,841 reviews	Search Lufthansa flights
Air Canada	PriceFrom $503	Free Cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
KLM	PriceFrom $522	Free Cancellation	Rating 7.8 1,468 reviews	Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Spain?

Finding the right flight to Spain from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Spain quick and easy, saving you time and money.

Can I find flights from Houston to Spain with flexible booking policies on momondo?

All flight searches from Houston to Spain on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Spain?

momondo provides multiple filters to help you find the best flight to Spain from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Spain right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Spain flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.