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George Bush Intcntl

$628+ Cheap flights from Glasgow Intl (GLA) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Glasgow Intl to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$925
(Netflights)

One-way from

$628
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,088
From Glasgow Intl to Houston George Bush Intcntl
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One-way flight from Glasgow Intl to Houston George Bush Intcntl
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Highest demand for flights based on searches. 11% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Glasgow Intl to George Bush Intcntl

Cheapest flights from Glasgow Intl to George Bush Intcntl
Explore the most affordable flight options available from Glasgow Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Netflights deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:35 amGLA - IAH
1 stop13h 30mBritish Airways
Sun 11/309:50 pmIAH - GLA
1 stop12h 50mBritish Airways
Deal found 9/15$925
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:45 pmGLA - IAH
1 stop13h 15mBritish Airways
Mon 11/179:45 pmIAH - GLA
1 stop12h 50mBritish Airways
Deal found 9/15$933
This KLM deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amGLA - IAH
1 stop13h 15mKLM
Mon 10/63:30 pmIAH - GLA
1 stop34h 40mKLM
Deal found 9/15$939
This KLM deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:55 amGLA - IAH
1 stop34h 20mKLM
Sun 10/1210:50 amIAH - GLA
2 stops15h 20mKLM
Deal found 9/15$940

Cheapflights Fare Finder

 
Customize your flight search to find flights from Glasgow Intl to George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 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

Glasgow Intl

Fly to

George Bush Intcntl

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/14

6:35 am-2:05 pm

1 stop13h 30m

Houston George Bush Intcntl

Sun 11/30

9:50 pm-4:40 pm

1 stop12h 50m

$925

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/17

12:45 pm-8:00 pm

1 stop13h 15m

Houston George Bush Intcntl

Fri 12/5

3:50 pm-9:35 am

1 stop11h 45m

$933

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/10

11:35 am-8:00 pm

1 stop14h 25m

Houston George Bush Intcntl

Mon 11/17

3:50 pm-1:05 pm

1 stop15h 15m

$936

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 9/26

6:00 am-1:15 pm

1 stop13h 15m

Houston George Bush Intcntl

Mon 10/6

3:30 pm-8:10 am

1 stop34h 40m

$939

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 9/26

6:00 am-1:15 pm

1 stop13h 15m

Houston George Bush Intcntl

Mon 10/6

4:21 pm-4:10 pm

2 stops17h 49m

$940

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 10/7

8:55 am-1:15 pm

1 stop34h 20m

Houston George Bush Intcntl

Sun 10/12

3:30 pm-11:10 pm

1 stop25h 40m

$940

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/17

6:05 am-1:30 pm

1 stop13h 25m

Houston George Bush Intcntl

Fri 12/5

9:44 am-9:55 am

2 stops18h 11m

$940

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 11/10

6:05 am-1:30 pm

1 stop13h 25m

Houston George Bush Intcntl

Mon 11/17

12:59 pm-4:35 pm

2 stops21h 36m

$940

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/28

7:00 am-5:29 pm

2 stops40h 29m

$628

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/28

6:35 am-2:05 pm

1 stop13h 30m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 11 results
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Best time to book a flight from Glasgow Intl to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Glasgow Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Glasgow Intl to George Bush Intcntl. Price data was last updated on September 12, 2025.

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of $241). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with British Airways from Glasgow Intl Airport to Houston George Bush Intcntl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,367 reviews

Overall

6.7

Boarding

6.9

Crew

7.6

Comfort

6.7

Food

6.3

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,367 reviews
British Airways
6.7
Okay
7,367 reviews

Overall

6.7

Boarding

6.9

Crew

7.6

Comfort

6.7

Food

6.3

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

    A quick flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport can take about 13h 30m. British Airways provides one of the quickest options available for as low as $925. Airlines will cover a distance of 4560 mi.

  • What is the cheapest airline to fly from Glasgow Intl Airport to Houston George Bush Intcntl Airport round-trip?

    According to our current data, British Airways ($844), offers the cheapest pricing from Glasgow Intl Airport to Houston George Bush Intcntl Airport. British Airways is currently priced 30% below the average price you’ll pay for this route.

  • Can I find deals for flights from Glasgow Intl to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to George Bush Intcntl.

  • Can I find deals for business class flights from Glasgow Intl to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Glasgow Intl to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of $241). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

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

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Alternative routes for Glasgow Intl to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Glasgow Intl to Hobby flights

Top airline flying from Glasgow Intl to George Bush Intcntl

Discover the top airline that operate flights from Glasgow Intl to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$844Average$1,165FlexibilityNo cancel feeOn-time70%

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