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George Bush Intcntl

$612+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
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 June 30, 2025.

Round-trip from

$872
(Expedia)

One-way from

$612
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,212
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. 9% potential increase in price ($117 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 30, 2025.

This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:35 amGLA - IAH
1 stop13h 35mBritish Airways
Sun 11/309:45 pmIAH - GLA
1 stop13h 50mBritish Airways
Deal found 6/29$872
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:35 amGLA - IAH
2 stops18h 51mMultiple Airlines
Sun 11/3010:14 amIAH - GLA
2 stops22h 21mMultiple Airlines
Deal found 6/29$1,006
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amGLA - IAH
1 stop13h 15mDelta
Sun 9/2812:39 pmIAH - GLA
2 stops21h 31mDelta
Deal found 6/30$1,021
This ChecknFly deal was found by Cheapflights users on 6/29. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:10 amGLA - IAH
1 stop17h 40mLufthansa
Sun 9/283:35 pmIAH - GLA
1 stop14h 50mLufthansa
Deal found 6/29$1,037
This ChecknFly deal was found by Cheapflights users on 6/30. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:05 pmGLA - IAH
1 stop28h 05mFinnair
Sun 11/302:29 pmIAH - GLA
2 stops18h 06mFinnair
Deal found 6/30$1,073
This KLM deal was found by Cheapflights users on 6/30. 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.
Wed 7/236:00 amGLA - IAH
1 stop13h 15mKLM
Tue 8/53:55 pmIAH - GLA
2 stops15h 05mKLM
Deal found 6/30$1,454

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 June 30, 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-2:10 pm

1 stop13h 35m

Houston George Bush Intcntl

Sun 11/30

9:45 pm-5:35 pm

1 stop13h 50m

$872

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/14

6:35 am-7:26 pm

2 stops18h 51m

Houston George Bush Intcntl

Sun 11/30

10:14 am-2:35 pm

2 stops22h 21m

$1,006

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 9/17

6:00 am-1:15 pm

1 stop13h 15m

Houston George Bush Intcntl

Sun 9/28

12:39 pm-4:10 pm

2 stops21h 31m

$1,021

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 9/17

6:10 am-5:50 pm

1 stop17h 40m

Houston George Bush Intcntl

Sun 9/28

3:35 pm-12:25 pm

1 stop14h 50m

$1,037

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/14

4:05 pm-2:10 pm

1 stop28h 05m

Houston George Bush Intcntl

Sun 11/30

2:29 pm-2:35 pm

2 stops18h 06m

$1,073

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/23

6:00 am-1:15 pm

1 stop13h 15m

Houston George Bush Intcntl

Tue 8/5

3:55 pm-1:00 pm

2 stops15h 05m

$1,454

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/30

6:55 pm-8:31 pm

3 stops55h 36m

$612

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/30

8:35 am-11:24 pm

2 stops20h 49m

$1,406

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/30

6:10 am-4:25 pm

2 stops16h 15m

$1,595

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 7/30

5:50 am-1:40 pm

1 stop13h 50m

$1,603

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 June 27, 2025.

Booking 45 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.

How much does it cost to fly round-trip from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

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 June 30, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Finnair 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.
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,969 reviews
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,299 reviews
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,140 reviews
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,201 reviews
Delta
8.0
Very good
7,969 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport round-trip?

    According to our current data, British Airways ($872), Delta ($1,021), and Lufthansa ($1,037) offers the cheapest pricing from Glasgow Intl Airport to Houston George Bush Intcntl Airport. British Airways is currently priced 26% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Glasgow Intl Airport to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $1,406 on Aer Lingus. Other airlines that offer cheap prices include Lufthansa from $1,595 and British Airways from $1,603 one-way.

  • 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 Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Montgomery
Humble
Conroe
Spring
Tomball
The Woodlands
Katy
Jersey Village

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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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$844Average$1,165FlexibilityNo cancel feeOn-time70%

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