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Cheap flights from Spain to Houston from $342

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spain to Houston departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Spain to Houston

Recent round-trip flight deals from Spain to Houston

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:50 pm - 8:45 am
BCN
-
IAH
23h 55m
1 stop
Multiple Airlines Logo
7:53 pm - 1:05 pm
IAH
-
BCN
34h 12m
1 stop
$607Multiple Airlines
Wed, Sep 23 - Sun, Sep 27
JetBlue Logo
2:05 pm - 4:39 pm
MAD
-
IAH
33h 34m
1 stop
JetBlue Logo
1:14 pm - 11:30 am
IAH
-
MAD
15h 16m
1 stop
$636JetBlue
Thu, Aug 20 - Mon, Aug 24
Delta Logo
6:05 am - 1:05 pm
MAD
-
IAH
14h 00m
1 stop
Delta Logo
3:25 pm - 3:20 pm
IAH
-
MAD
16h 55m
2 stops
$719Delta
Fri, Dec 4 - Wed, Jan 13
Delta Logo
6:05 am - 11:58 pm
MAD
-
IAH
24h 53m
2 stops
Delta Logo
3:25 pm - 5:45 pm
IAH
-
MAD
19h 20m
2 stops
$725Delta
Fri, Dec 4 - Wed, Jan 13
ITA Airways Logo
4:50 pm - 3:40 pm
BCN
-
IAH
29h 50m
1 stop
ITA Airways Logo
6:10 pm - 3:55 pm
IAH
-
BCN
14h 45m
1 stop
$738ITA Airways
Fri, Sep 18 - Sat, Sep 26
ITA Airways Logo
4:50 pm - 3:40 pm
BCN
-
IAH
29h 50m
1 stop
ITA Airways Logo
6:10 pm - 3:55 pm
IAH
-
BCN
14h 45m
1 stop
$745ITA Airways
Fri, Aug 21 - Fri, Sep 4
Scandinavian Airlines Logo
8:10 pm - 9:21 pm
AGP
-
IAH
32h 11m
2 stops
Scandinavian Airlines Logo
2:37 pm - 10:15 am
IAH
-
AGP
36h 38m
2 stops
$827Scandinavian Airlines
Sat, Aug 29 - Sat, Sep 5
Scandinavian Airlines Logo
8:10 pm - 9:21 pm
AGP
-
IAH
32h 11m
2 stops
Scandinavian Airlines Logo
2:37 pm - 10:15 am
IAH
-
AGP
36h 38m
2 stops
$829Scandinavian Airlines
Sat, Aug 29 - Sat, Sep 5
United Airlines Logo
6:50 am - 5:50 pm
BIO
-
IAH
18h 00m
1 stop
United Airlines Logo
4:40 pm - 11:25 pm
IAH
-
BIO
23h 45m
1 stop
$903United Airlines
Thu, Sep 17 - Mon, Sep 21
United Airlines Logo
6:50 am - 5:50 pm
BIO
-
IAH
18h 00m
1 stop
United Airlines Logo
10:19 pm - 10:45 am
IAH
-
BIO
29h 26m
2 stops
$905United Airlines
Thu, Sep 17 - Mon, Sep 21

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SWISS flights from Spain to Houston George Bush Intcntl Airport

Our best SWISS deals on Spain to Houston George Bush Intcntl Airport flight tickets
SWISS
Oct 1
AGP6:30 amMalaga
20h 47m
2 stops
IAH8:17 pmHouston George Bush Intcntl
Oct 20
IAH8:15 pmHouston George Bush Intcntl
33h 10m
2 stops
AGP12:25 pmMalaga
$957
SWISS
Jul 18
VLC6:00 amValencia
21h 25m
2 stops
IAH8:25 pmHouston George Bush Intcntl
Aug 2
IAH4:25 pmHouston George Bush Intcntl
33h 30m
2 stops
VLC8:55 amValencia
$1,172
SWISS
Jul 20
VLC9:20 pmValencia
30h 05m
2 stops
IAH8:25 pmHouston George Bush Intcntl
Aug 2
IAH4:25 pmHouston George Bush Intcntl
33h 30m
2 stops
VLC8:55 amValencia
$1,192

JetBlue flights from Spain to Houston George Bush Intcntl Airport

Our best JetBlue deals on Spain to Houston George Bush Intcntl Airport flight tickets
JetBlue
Aug 20
MAD2:05 pmMadrid Barajas
33h 34m
1 stop
IAH4:39 pmHouston George Bush Intcntl
Aug 24
IAH1:14 pmHouston George Bush Intcntl
15h 16m
1 stop
MAD11:30 amMadrid Barajas
$636
JetBlue
Aug 21
MAD2:05 pmMadrid Barajas
29h 18m
1 stop
IAH12:23 pmHouston George Bush Intcntl
Aug 24
IAH1:14 pmHouston George Bush Intcntl
15h 16m
1 stop
MAD11:30 amMadrid Barajas
$688
JetBlue
Aug 28
MAD2:05 pmMadrid Barajas
33h 44m
1 stop
IAH4:49 pmHouston George Bush Intcntl
Sep 6
IAH1:21 pmHouston George Bush Intcntl
15h 09m
1 stop
MAD11:30 amMadrid Barajas
$704

momondo Fare Finder

 
Customize your flight search to find flights from Spain to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated July 10, 2026.
Use the filters below to find and compare flights from Spain to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Wed 9/23

3:50 pm-8:45 am

1 stop23h 55m

Houston George Bush Intcntl

Sun 9/27

7:53 pm-1:05 pm

1 stop34h 12m

$607

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Thu 8/20

2:05 pm-4:39 pm

1 stop33h 34m

Houston George Bush Intcntl

Mon 8/24

1:14 pm-11:30 am

1 stop15h 16m

$636
Quickest round-trip

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Fri 12/4

6:05 am-1:05 pm

1 stop14h 00m

Houston George Bush Intcntl

Wed 1/13

3:25 pm-3:20 pm

2 stops16h 55m

$719

MadridHouston

MAD - IAH

MADIAH

Madrid Barajas

Fri 12/4

6:05 am-11:58 pm

2 stops24h 53m

Houston George Bush Intcntl

Wed 1/13

3:25 pm-5:45 pm

2 stops19h 20m

$725

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Fri 9/18

4:50 pm-3:40 pm

1 stop29h 50m

Houston George Bush Intcntl

Sat 9/26

6:10 pm-3:55 pm

1 stop14h 45m

$738

BarcelonaHouston

BCN - IAH

BCNIAH

Barcelona-El Prat

Fri 8/21

4:50 pm-3:40 pm

1 stop29h 50m

Houston George Bush Intcntl

Fri 9/4

6:10 pm-3:55 pm

1 stop14h 45m

$745

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Sat 8/29

8:10 pm-9:21 pm

2 stops32h 11m

Houston George Bush Intcntl

Sat 9/5

2:37 pm-10:15 am

2 stops36h 38m

$827

MálagaHouston

AGP - IAH

AGPIAH

Malaga

Sat 8/29

8:10 pm-9:21 pm

2 stops32h 11m

Houston George Bush Intcntl

Sat 9/5

2:37 pm-10:15 am

2 stops36h 38m

$829

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 9/17

6:50 am-5:50 pm

1 stop18h 00m

Houston George Bush Intcntl

Mon 9/21

4:40 pm-11:25 pm

1 stop23h 45m

$903

BilbaoHouston

BIO - IAH

BIOIAH

Bilbao

Thu 9/17

6:50 am-5:50 pm

1 stop18h 00m

Houston George Bush Intcntl

Mon 9/21

10:19 pm-10:45 am

2 stops29h 26m

$905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Spain to Houston George Bush Intcntl Airport

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

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of October is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Spain, with most prices found around $108. If you are unable to visit Houston George Bush Intcntl Airport during the month of October, then departing from Spain during the month September is also very affordable. Most momondo users find prices during this month for around $295.

Can stopping save me money on Spain to Houston George Bush Intcntl Airport flights?

You could potentially save up to 20% on your flight if you consider stops on a Spain to Houston George Bush Intcntl Airport flight.

Cheap Spain to Houston George Bush Intcntl Airport flight deals and tips

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

Fastest flight time

13h 35m

Direct flights

None
The fastest flight from Spain to Houston George Bush Intcntl Airport takes 13h 35m
There are no direct flights from Spain to Houston George Bush Intcntl Airport. There are no popular flight routes from Spain to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Spain to Houston George Bush Intcntl Airport

  • When did momondo last update prices for flights from Spain to Houston George Bush Intcntl Airport?

    Prices for flights from Spain to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Spain to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Spain to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spain to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The required travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston George Bush Intcntl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Spain to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Spain to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $746Free CancellationRating
7.4
9,966 reviews
Search United Airlines flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Humble
Conroe
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Spain to Houston. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Houston from Spain which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Spain to Houston.

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

Price alerts on flights to Houston from Spain are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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