What airlines fly to Spain?

United Airlines, British Airways and American Airlines 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 35% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 12 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

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

British Airways, JetBlue, and United Airlines are the most popular carriers operating from Houston to Spain

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 September 2026, there are 12 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.

$239 Cheap Flights from Houston to Spain in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 am - 9:35 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

14h 45m1 stop Montreal Pierre Elliott Trudeau Intl

1:35 pm - 9:34 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

14h 59m1 stop Montreal Pierre Elliott Trudeau Intl

$544Multiple Airlines

Wed, Dec 9 - Wed, Dec 16

10:00 am - 8:00 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

15h 00m1 stop Montreal Pierre Elliott Trudeau Intl

12:15 pm - 7:52 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

14h 37m1 stop Montreal Pierre Elliott Trudeau Intl

$547Multiple Airlines

Sun, Oct 4 - Thu, Oct 15

5:16 pm - 1:15 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

12h 59m1 stop Chicago O'Hare Intl

3:10 pm - 12:29 amBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

15h 19m1 stop Chicago O'Hare Intl

$555Lufthansa

Mon, Oct 12 - Wed, Oct 28

9:10 pm - 5:35 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

13h 25m1 stop London Heathrow

1:30 pm - 11:47 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

17h 17m1 stop Miami

$557British Airways

Mon, Oct 12 - Thu, Oct 22

8:57 am - 8:50 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

16h 53m1 stop Dallas/Fort Worth

11:00 am - 12:07 amBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

20h 07m1 stop Miami

$558British Airways

Wed, Nov 18 - Wed, Nov 25

6:15 am - 1:15 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

24h 00m1 stop Chicago O'Hare Intl

1:15 pm - 11:07 amBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

28h 52m1 stop Toronto Pearson Intl

$562United Airlines

Mon, Oct 5 - Wed, Oct 21

12:00 pm - 9:20 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

14h 20m1 stop Toronto Pearson Intl

3:10 pm - 8:26 amBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

23h 16m1 stop Chicago O'Hare Intl

$563Lufthansa

Mon, Oct 12 - Wed, Oct 28

3:30 pm - 12:05 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

13h 35m1 stop London Heathrow

10:40 am - 10:57 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

18h 17m1 stop Dallas/Fort Worth

$565American Airlines

Mon, Oct 12 - Wed, Oct 28

9:10 pm - 5:35 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

13h 25m1 stop London Heathrow

11:30 am - 8:06 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

14h 36m1 stop Chicago O'Hare Intl

$565American Airlines

Mon, Oct 12 - Wed, Oct 28

8:05 am - 9:35 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

18h 30m2 stops New York LaGuardia Montreal Pierre Elliott Trudeau Intl

1:35 pm - 9:34 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

14h 59m1 stop Montreal Pierre Elliott Trudeau Intl

$572United Airlines

Wed, Dec 9 - Wed, Dec 16

Cheap last minute flights

Enter your travel dates to find the best prices.

10:19 pm - 1:15 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

31h 56m1 stop Chicago O'Hare Intl

12:15 pm - 1:39 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

32h 24m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$612United Airlines

Fri, Sep 18 - Tue, Sep 29

8:35 pm - 1:15 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

33h 40m1 stop Chicago O'Hare Intl

1:15 pm - 11:07 amBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

28h 52m1 stop Toronto Pearson Intl

$612Multiple Airlines

Fri, Sep 18 - Tue, Sep 29

3:55 pm - 2:50 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

15h 55m1 stop Paris Charles de Gaulle

11:00 am - 9:21 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

17h 21m1 stop Atlanta Hartsfield-Jackson

$637Delta

Thu, Sep 17 - Fri, Sep 25

3:55 pm - 2:50 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

15h 55m1 stop Paris Charles de Gaulle

10:55 am - 9:14 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

17h 19m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$637Delta

Thu, Sep 17 - Wed, Sep 23

3:55 pm - 2:50 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

15h 55m1 stop Paris Charles de Gaulle

11:00 am - 7:33 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

15h 33m1 stop Atlanta Hartsfield-Jackson

$637Multiple Airlines

Thu, Sep 17 - Wed, Sep 23

3:30 pm - 6:35 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

20h 05m1 stop London Heathrow

5:25 pm - 1:25 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

27h 00m1 stop London Heathrow

$680British Airways

Wed, Sep 16 - Tue, Sep 22

3:30 pm - 6:35 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

20h 05m1 stop London Heathrow

12:00 pm - 7:15 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

14h 15m1 stop London Heathrow

$680British Airways

Wed, Sep 16 - Fri, Sep 25

9:05 pm - 8:15 pmIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

16h 10m1 stop London Heathrow

12:50 pm - 10:59 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

17h 09m1 stop Philadelphia

$733American Airlines

Fri, Sep 18 - Tue, Sep 22

9:05 pm - 8:05 pmIAH Houston George Bush Intcntl-MAD Madrid Barajas

16h 00m1 stop London Heathrow

11:30 am - 10:30 pmMAD Madrid Barajas-IAH Houston George Bush Intcntl

18h 00m2 stops Miami Dallas/Fort Worth

$820American Airlines

Fri, Sep 18 - Thu, Sep 24

12:10 pm - 8:20 amIAH Houston George Bush Intcntl-BCN Barcelona-El Prat

13h 10m1 stop Washington, D.C. Dulles Intl

6:40 am - 1:35 pmBCN Barcelona-El Prat-IAH Houston George Bush Intcntl

13h 55m1 stop Frankfurt am Main

$1,021United Airlines

Tue, Sep 15 - Thu, Sep 24

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KLM flights from Houston to Spain

Our best KLM deals on Houston to Spain flight tickets

KLM

Nov 17

HOU10:27 amHouston Hobby

15h 13m

1 stop

BCN8:40 amBarcelona-El Prat

Dec 3

BCN10:50 amBarcelona-El Prat

19h 42m

1 stop

HOU11:32 pmHouston Hobby

$575

KLM

Sep 28

IAH4:58 pmHouston George Bush Intcntl

12h 52m

1 stop

BCN12:50 pmBarcelona-El Prat

Oct 5

BCN7:45 pmBarcelona-El Prat

24h 35m

1 stop

IAH1:20 pmHouston George Bush Intcntl

$593

KLM

Nov 9

HOU6:00 amHouston Hobby

19h 40m

1 stop

BCN8:40 amBarcelona-El Prat

Nov 22

BCN1:10 pmBarcelona-El Prat

17h 11m

2 stops

HOU11:21 pmHouston Hobby

$653

British Airways flights from Houston to Spain

Our best British Airways deals on Houston to Spain flight tickets

British Airways

Oct 12

IAH9:10 pmHouston George Bush Intcntl

13h 25m

1 stop

BCN5:35 pmBarcelona-El Prat

Oct 22

BCN1:30 pmBarcelona-El Prat

17h 17m

1 stop

IAH11:47 pmHouston George Bush Intcntl

$557

British Airways

Nov 18

IAH8:57 amHouston George Bush Intcntl

16h 53m

1 stop

BCN8:50 amBarcelona-El Prat

Nov 25

BCN11:00 amBarcelona-El Prat

20h 07m

1 stop

IAH12:07 amHouston George Bush Intcntl

$558

British Airways

Nov 16

IAH9:40 pmHouston George Bush Intcntl

15h 15m

1 stop

BCN7:55 pmBarcelona-El Prat

Nov 24

BCN12:00 pmBarcelona-El Prat

17h 38m

1 stop

IAH10:38 pmHouston George Bush Intcntl

$568

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Wed 12/9

11:50 am-9:35 am

1 stop14h 45m

Barcelona-El Prat

Wed 12/16

1:35 pm-9:34 pm

1 stop14h 59m

$544

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Sun 10/4

10:00 am-8:00 am

1 stop15h 00m

Barcelona-El Prat

Thu 10/15

12:15 pm-7:52 pm

1 stop14h 37m

$547

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/12

5:16 pm-1:15 pm

1 stop12h 59m

Barcelona-El Prat

Wed 10/28

3:10 pm-12:29 am

1 stop15h 19m

$555

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/12

9:10 pm-5:35 pm

1 stop13h 25m

Barcelona-El Prat

Thu 10/22

1:30 pm-11:47 pm

1 stop17h 17m

$557

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Wed 11/18

8:57 am-8:50 am

1 stop16h 53m

Barcelona-El Prat

Wed 11/25

11:00 am-12:07 am

1 stop20h 07m

$558

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/5

6:15 am-1:15 pm

1 stop24h 00m

Barcelona-El Prat

Wed 10/21

1:15 pm-11:07 am

1 stop28h 52m

$562

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/12

12:00 pm-9:20 am

1 stop14h 20m

Barcelona-El Prat

Wed 10/28

3:10 pm-8:26 am

1 stop23h 16m

$563

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/12

3:30 pm-12:05 pm

1 stop13h 35m

Barcelona-El Prat

Wed 10/28

10:40 am-10:57 pm

1 stop18h 17m

$565

Quickest round-trip

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Mon 10/12

9:10 pm-5:35 pm

1 stop13h 25m

Barcelona-El Prat

Wed 10/28

11:30 am-8:06 pm

1 stop14h 36m

$565

HoustonBarcelona

IAH Houston George Bush Intcntl - BCN Barcelona-El Prat

IAHBCN

Houston George Bush Intcntl

Wed 12/9

8:05 am-9:35 am

2 stops18h 30m

Barcelona-El Prat

Wed 12/16

1:35 pm-9:34 pm

1 stop14h 59m

$572

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

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until February to fly from Houston, when ticket prices are also cheap, with an average price of $696.

How far in advance should I book a flight from Houston 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 $911 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 $826 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

Best Price Found	$239
Fastest flight time	12h 25m
Direct flights	None

The best one-way flight to Spain from Houston in the past 72 hours is $239. The best round-trip flight deal from Houston to Spain found on momondo in the last 72 hours is $544.

The fastest flight from Houston to Spain takes 12h 25m

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

Search flight deals

Frequently asked questions about flying from Houston to Spain

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 September 2026, there are 12 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
Virgin Atlantic	PriceFrom $258	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $479	Free Cancellation	Rating 7.8 8,565 reviews	Search Delta flights
Air Canada	PriceFrom $481	Free Cancellation	Rating 7.1 11,619 reviews	Search Air Canada flights
United Airlines	PriceFrom $483	Free Cancellation	Rating 7.4 10,212 reviews	Search United Airlines flights
Lufthansa	PriceFrom $485	Free Cancellation	Rating 6.8 8,222 reviews	Search Lufthansa flights
Air France	PriceFrom $487	Free Cancellation	Rating 7.5 1,650 reviews	Search Air France flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 12,052 reviews	Search American Airlines flights
British Airways	PriceFrom $497	Free Cancellation	Rating 6.7 8,215 reviews	Search British Airways flights
Turkish Airlines	PriceFrom $515	Free Cancellation	Rating 7.4 4,474 reviews	Search Turkish Airlines flights
Iberia	PriceFrom $518	Free Cancellation	Rating 7.0 3,247 reviews	Search Iberia 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.