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Cheap flights from Glasgow Intl Airport to Houston from $533

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow Intl Airport to Houston departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Glasgow Intl Airport to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:20 pm - 4:09 pm
GLA
-
IAH
31h 49m
2 stops
Multiple Airlines Logo
11:50 am - 1:25 pm
IAH
-
GLA
19h 35m
2 stops
$1,220Multiple Airlines
Wed, Jul 8 - Wed, Jul 22
Icelandair Logo
2:20 pm - 10:59 am
GLA
-
IAH
26h 39m
2 stops
Icelandair Logo
11:50 am - 1:25 pm
IAH
-
GLA
19h 35m
2 stops
$1,272Icelandair
Thu, Jul 9 - Wed, Jul 22
United Airlines Logo
2:00 pm - 11:30 pm
GLA
-
IAH
15h 30m
1 stop
United Airlines Logo
6:17 pm - 10:10 am
IAH
-
GLA
33h 53m
1 stop
$1,340United Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
2:00 pm - 8:18 am
GLA
-
IAH
24h 18m
2 stops
United Airlines Logo
8:15 pm - 10:10 am
IAH
-
GLA
31h 55m
1 stop
$1,341United Airlines
Wed, Sep 16 - Sun, Sep 20
United Airlines Logo
2:00 pm - 12:35 am
GLA
-
IAH
16h 35m
2 stops
United Airlines Logo
6:17 pm - 10:10 am
IAH
-
GLA
33h 53m
1 stop
$1,344United Airlines
Wed, Sep 16 - Sun, Sep 20
Multiple Airlines Logo
11:00 am - 10:50 am
GLA
-
IAH
29h 50m
2 stops
Multiple Airlines Logo
6:30 am - 9:40 am
IAH
-
GLA
21h 10m
3 stops
$1,368Multiple Airlines
Wed, Jul 8 - Wed, Jul 22
British Airways Logo
9:30 am - 7:51 pm
GLA
-
HOU
16h 21m
2 stops
British Airways Logo
8:22 pm - 6:45 pm
HOU
-
GLA
16h 23m
2 stops
$1,393British Airways
Wed, Sep 16 - Sun, Sep 20
British Airways Logo
9:30 am - 7:51 pm
GLA
-
HOU
16h 21m
2 stops
British Airways Logo
12:01 pm - 9:50 am
HOU
-
GLA
15h 49m
2 stops
$1,394British Airways
Wed, Sep 16 - Sun, Sep 20
Iberia Logo
7:40 pm - 7:57 pm
GLA
-
HOU
30h 17m
2 stops
Iberia Logo
12:46 pm - 9:40 am
HOU
-
GLA
14h 54m
2 stops
$1,595Iberia
Fri, Jul 10 - Tue, Jul 28
Iberia Logo
7:40 pm - 7:53 pm
GLA
-
HOU
30h 13m
2 stops
Iberia Logo
6:49 pm - 5:00 pm
HOU
-
GLA
16h 11m
2 stops
$1,827Iberia
Wed, Jul 8 - Sat, Jul 25

Iberia flights from Glasgow Intl Airport to Houston

Our best Iberia deals on Glasgow Intl Airport to Houston flight tickets
Iberia
Jul 10
GLA7:40 pmGlasgow Intl
30h 17m
2 stops
HOU7:57 pmHouston Hobby
Jul 28
HOU12:46 pmHouston Hobby
14h 54m
2 stops
GLA9:40 amGlasgow Intl
$1,595
Iberia
Jul 8
GLA7:40 pmGlasgow Intl
30h 13m
2 stops
HOU7:53 pmHouston Hobby
Jul 25
HOU6:49 pmHouston Hobby
16h 11m
2 stops
GLA5:00 pmGlasgow Intl
$1,827
Iberia
Jul 9
GLA9:40 amGlasgow Intl
16h 13m
2 stops
HOU7:53 pmHouston Hobby
Jul 22
HOU6:49 pmHouston Hobby
17h 01m
2 stops
GLA5:50 pmGlasgow Intl
$1,854

British Airways flights from Glasgow Intl Airport to Houston

Our best British Airways deals on Glasgow Intl Airport to Houston flight tickets
British Airways
Sep 16
GLA9:30 amGlasgow Intl
16h 21m
2 stops
HOU7:51 pmHouston Hobby
Sep 20
HOU8:22 pmHouston Hobby
16h 23m
2 stops
GLA6:45 pmGlasgow Intl
$1,393
British Airways
Sep 16
GLA9:30 amGlasgow Intl
16h 21m
2 stops
HOU7:51 pmHouston Hobby
Sep 20
HOU12:01 pmHouston Hobby
15h 49m
2 stops
GLA9:50 amGlasgow Intl
$1,394
British Airways
Sep 16
GLA9:30 amGlasgow Intl
16h 21m
2 stops
HOU7:51 pmHouston Hobby
Sep 20
HOU12:01 pmHouston Hobby
15h 49m
2 stops
GLA9:50 amGlasgow Intl
$1,397

momondo Fare Finder

 
Customize your flight search to find flights from Glasgow Intl Airport to Houston 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 May 9, 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/8

2:20 pm-4:09 pm

2 stops31h 49m

Houston George Bush Intcntl

Wed 7/22

11:50 am-1:25 pm

2 stops19h 35m

$1,220

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 7/9

2:20 pm-10:59 am

2 stops26h 39m

Houston George Bush Intcntl

Wed 7/22

11:50 am-1:25 pm

2 stops19h 35m

$1,272

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 9/16

2:00 pm-11:30 pm

1 stop15h 30m

Houston George Bush Intcntl

Sun 9/20

6:17 pm-10:10 am

1 stop33h 53m

$1,340

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 9/16

2:00 pm-8:18 am

2 stops24h 18m

Houston George Bush Intcntl

Sun 9/20

8:15 pm-10:10 am

1 stop31h 55m

$1,341

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 9/16

2:00 pm-12:35 am

2 stops16h 35m

Houston George Bush Intcntl

Sun 9/20

6:17 pm-10:10 am

1 stop33h 53m

$1,344

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/8

11:00 am-10:50 am

2 stops29h 50m

Houston George Bush Intcntl

Wed 7/22

6:30 am-9:40 am

3 stops21h 10m

$1,368

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 9/16

9:30 am-7:51 pm

2 stops16h 21m

Houston Hobby

Sun 9/20

8:22 pm-6:45 pm

2 stops16h 23m

$1,393
Quickest round-trip

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 9/16

9:30 am-7:51 pm

2 stops16h 21m

Houston Hobby

Sun 9/20

12:01 pm-9:50 am

2 stops15h 49m

$1,394

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 7/10

7:40 pm-7:57 pm

2 stops30h 17m

Houston Hobby

Tue 7/28

12:46 pm-9:40 am

2 stops14h 54m

$1,595

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 7/8

7:40 pm-7:53 pm

2 stops30h 13m

Houston Hobby

Sat 7/25

6:49 pm-5:00 pm

2 stops16h 11m

$1,827

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 Glasgow Intl Airport to Houston

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 typical price of a round-trip flight between Glasgow Intl Airport and Houston?

What is the cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Glasgow Intl Airport, with most prices found around $665. The month of June is another great option to travel to Houston, with average flight prices from Glasgow Intl Airport averaging around $729.

Cheap Glasgow Intl Airport to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to Houston

Fastest flight time

14h 20m

Direct flights

None
The fastest flight from Glasgow Intl Airport to Houston takes 14h 20m
There are no direct flights from Glasgow Intl Airport to Houston. There are no popular flight routes from Glasgow Intl Airport to Houston.
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Frequently asked questions about flying from Glasgow Intl Airport to Houston

  • How far is Glasgow Intl to Houston by plane?

    The distance between Glasgow Intl and Houston is about 4573.5 mi. In terms of flight time, this usually takes a little over 14h 20m.

  • When did momondo last update prices for flights from Glasgow Intl Airport to Houston?

    Prices for flights from Glasgow Intl Airport to Houston were last updated today.

  • How old do you have to be to fly from Glasgow Intl Airport to Houston?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Glasgow Intl Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Glasgow.

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

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

How can momondo help me find flights from Glasgow 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 Glasgow to Houston.

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

Price alerts on flights to Houston from Glasgow 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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