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Cheap flights from Glasgow Intl Airport to Houston from $515

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 12/16. 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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Cheap round-trip flights

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Multiple Airlines Logo
8:50 pm - 7:05 pmGLA-IAH
28h 15m3 stops
Multiple Airlines Logo
3:30 pm - 12:45 pmIAH-GLA
15h 15m1 stop
$877Multiple Airlines
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Sun, Nov 23 - Sat, Nov 29
Multiple Airlines Logo
8:50 pm - 7:05 pmGLA-IAH
28h 15m3 stops
Multiple Airlines Logo
5:30 am - 3:30 pmIAH-GLA
28h 00m3 stops
$898Multiple Airlines
Find Deal
Sun, Nov 23 - Sat, Nov 29
British Airways Logo
6:25 am - 2:05 pmGLA-IAH
13h 40m1 stop
British Airways Logo
6:28 pm - 4:55 pmIAH-GLA
16h 27m2 stops
$1,181British Airways
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Tue, Nov 11 - Tue, Nov 18
British Airways Logo
6:25 am - 2:05 pmGLA-IAH
13h 40m1 stop
British Airways Logo
1:15 pm - 10:45 amIAH-GLA
15h 30m2 stops
$1,183British Airways
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Tue, Nov 11 - Tue, Nov 18
Lufthansa Logo
6:00 am - 6:15 pmGLA-IAH
18h 15m1 stop
Lufthansa Logo
4:30 pm - 12:05 pmIAH-GLA
13h 35m1 stop
$1,194Lufthansa
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Tue, Nov 11 - Tue, Nov 18
Lufthansa Logo
6:10 am - 6:15 pmGLA-IAH
18h 05m1 stop
Lufthansa Logo
4:30 pm - 11:55 amIAH-GLA
13h 25m1 stop
$1,196Lufthansa
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Mon, Nov 10 - Mon, Nov 17
American Airlines Logo
6:35 am - 2:05 pmGLA-IAH
13h 30m1 stop
American Airlines Logo
3:50 pm - 10:45 amIAH-GLA
12h 55m1 stop
$1,200American Airlines
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Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
2:00 pm - 2:05 pmGLA-IAH
30h 05m1 stop
American Airlines Logo
4:03 pm - 1:05 pmIAH-GLA
15h 02m2 stops
$1,202American Airlines
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Fri, Feb 20 - Tue, Feb 24
Iberia Logo
7:15 pm - 2:05 pmGLA-IAH
24h 50m1 stop
Iberia Logo
2:23 pm - 6:00 pmIAH-GLA
21h 37m2 stops
$1,218Iberia
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Mon, Nov 17 - Fri, Dec 5
Iberia Logo
8:25 pm - 2:05 pmGLA-IAH
23h 40m1 stop
Iberia Logo
3:50 pm - 9:50 amIAH-GLA
12h 00m1 stop
$1,567Iberia
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Mon, Nov 10 - Mon, Nov 17

British Airways flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport

Our best British Airways deals on Glasgow Intl Airport to Houston George Bush Intcntl Airport flight tickets
British Airways
Nov 11
GLA6:25 amGlasgow Intl
13h 40m
1 stop
IAH2:05 pmHouston George Bush Intcntl
Nov 18
IAH6:28 pmHouston George Bush Intcntl
16h 27m
2 stops
GLA4:55 pmGlasgow Intl
$1,181
Find similar
British Airways
Nov 11
GLA6:25 amGlasgow Intl
13h 40m
1 stop
IAH2:05 pmHouston George Bush Intcntl
Nov 18
IAH1:15 pmHouston George Bush Intcntl
15h 30m
2 stops
GLA10:45 amGlasgow Intl
$1,183
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British Airways
Nov 11
GLA9:50 amGlasgow Intl
17h 40m
2 stops
IAH9:30 pmHouston George Bush Intcntl
Nov 18
IAH6:28 pmHouston George Bush Intcntl
16h 27m
2 stops
GLA4:55 pmGlasgow Intl
$1,191
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Lufthansa flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport

Our best Lufthansa deals on Glasgow Intl Airport to Houston George Bush Intcntl Airport flight tickets
Lufthansa
Nov 11
GLA6:00 amGlasgow Intl
18h 15m
1 stop
IAH6:15 pmHouston George Bush Intcntl
Nov 18
IAH4:30 pmHouston George Bush Intcntl
13h 35m
1 stop
GLA12:05 pmGlasgow Intl
$1,194
Find similar
Lufthansa
Nov 10
GLA6:10 amGlasgow Intl
18h 05m
1 stop
IAH6:15 pmHouston George Bush Intcntl
Nov 17
IAH4:30 pmHouston George Bush Intcntl
13h 25m
1 stop
GLA11:55 amGlasgow Intl
$1,196
Find similar
Lufthansa
Nov 10
GLA6:10 amGlasgow Intl
18h 05m
1 stop
IAH6:15 pmHouston George Bush Intcntl
Nov 17
IAH12:10 pmHouston George Bush Intcntl
17h 45m
2 stops
GLA11:55 amGlasgow Intl
$1,200
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momondo Fare Finder

 
Customize your flight search to find flights from Glasgow Intl Airport 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 October 28, 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sun 11/23

8:50 pm-7:05 pm

3 stops28h 15m

Houston George Bush Intcntl

Sat 11/29

3:30 pm-12:45 pm

1 stop15h 15m

$877

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sun 11/23

8:50 pm-7:05 pm

3 stops28h 15m

Houston George Bush Intcntl

Sat 11/29

5:30 am-3:30 pm

3 stops28h 00m

$898

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 11/11

6:25 am-2:05 pm

1 stop13h 40m

Houston George Bush Intcntl

Tue 11/18

6:28 pm-4:55 pm

2 stops16h 27m

$1,181

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 11/11

6:25 am-2:05 pm

1 stop13h 40m

Houston George Bush Intcntl

Tue 11/18

1:15 pm-10:45 am

2 stops15h 30m

$1,183

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 11/11

6:00 am-6:15 pm

1 stop18h 15m

Houston George Bush Intcntl

Tue 11/18

4:30 pm-12:05 pm

1 stop13h 35m

$1,194

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/10

6:10 am-6:15 pm

1 stop18h 05m

Houston George Bush Intcntl

Mon 11/17

4:30 pm-11:55 am

1 stop13h 25m

$1,196

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 2/20

6:35 am-2:05 pm

1 stop13h 30m

Houston George Bush Intcntl

Tue 2/24

3:50 pm-10:45 am

1 stop12h 55m

$1,200

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 2/20

2:00 pm-2:05 pm

1 stop30h 05m

Houston George Bush Intcntl

Tue 2/24

4:03 pm-1:05 pm

2 stops15h 02m

$1,202

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/17

7:15 pm-2:05 pm

1 stop24h 50m

Houston George Bush Intcntl

Fri 12/5

2:23 pm-6:00 pm

2 stops21h 37m

$1,218

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/10

8:25 pm-2:05 pm

1 stop23h 40m

Houston George Bush Intcntl

Mon 11/17

3:50 pm-9:50 am

1 stop12h 00m

$1,567

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Glasgow Intl Airport 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 February is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Glasgow Intl Airport, with most prices found around $873. If you are unable to visit Houston George Bush Intcntl Airport during the month of February, then departing from Glasgow Intl Airport during the month March is also very affordable. Most momondo users find prices during this month for around $1,051.

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Glasgow Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $1,221 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Glasgow Intl Airport for as low as $909 on momondo.

When to book flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Glasgow Intl Airport to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Glasgow Intl Airport to Houston George Bush Intcntl Airport (GLA to IAH) flight deals and tips

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

Direct flights

None
There are no direct flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport. There are no popular flight routes from Glasgow Intl Airport to Houston George Bush Intcntl Airport.
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  • How far is Glasgow Intl to Houston George Bush Intcntl by plane?

    The straight-line distance from Glasgow Intl to Houston George Bush Intcntl is 4560.1 mi. Typically, this will take 13h 25m by plane in normal conditions.

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

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

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

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

  • What is the most popular airline from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Best airlines flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Glasgow Intl Airport to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $939Free CancellationRating
6.7
7,483 reviews
Search British Airways flights

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Glasgow to Houston. Millions of users trust and use momondo every year so you are in good hands.

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?

Once you have performed a search for Glasgow to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Glasgow and alert you when they change.

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