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Cheap flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport from £345

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to George Bush Intcntl

Enter your travel dates to find the best prices.

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 31 July 2026.

Tue 25/821:45
GLA
-
IAH
2 stops40h 17m
Multiple Airlines
Tue 1/915:55
IAH
-
GLA
1 stop21h 45m
Multiple Airlines
Deal found 26/7£718
Wed 23/908:35
GLA
-
IAH
1 stop19h 17m
Multiple Airlines
Fri 6/1115:05
IAH
-
GLA
1 stop12h 55m
Multiple Airlines
Deal found 28/7£750
Tue 27/1020:50
GLA
-
IAH
2 stops42h 50m
Multiple Airlines
Mon 9/1119:10
IAH
-
GLA
1 stop17h 20m
Multiple Airlines
Deal found 27/7£751
Fri 30/1007:05
GLA
-
IAH
2 stops40h 48m
Multiple Airlines
Mon 9/1119:10
IAH
-
GLA
1 stop17h 20m
Multiple Airlines
Deal found 26/7£763
Wed 28/1009:20
GLA
-
IAH
2 stops40h 00m
Multiple Airlines
Mon 9/1119:10
IAH
-
GLA
1 stop17h 20m
Multiple Airlines
Deal found 27/7£789
Tue 27/1020:50
GLA
-
IAH
2 stops42h 50m
Multiple Airlines
Sun 8/1119:10
IAH
-
GLA
1 stop18h 05m
Multiple Airlines
Deal found 27/7£790
Sat 31/1020:40
GLA
-
IAH
2 stops44h 00m
Multiple Airlines
Mon 9/1119:10
IAH
-
GLA
1 stop17h 20m
Multiple Airlines
Deal found 26/7£800
Fri 30/1007:05
GLA
-
IAH
2 stops40h 48m
Multiple Airlines
Sun 8/1119:10
IAH
-
GLA
1 stop18h 05m
Multiple Airlines
Deal found 26/7£802
Thu 20/808:35
GLA
-
IAH
1 stop19h 36m
Multiple Airlines
Mon 31/806:45
IAH
-
GLA
1 stop18h 05m
Multiple Airlines
Deal found 29/7£803

Find 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 31 July 2026.

Round-trip from

£718

One-way from

£345

Popular in

January

Cheapest in

August

Average price

£1,223
25/8-1/9
  • 25/8-1/9
  • 3 total stops
  • 62h 02m total
  • Glasgow to Houston
Search Deals
13/10
  • 13/10
  • 2 total stops
  • 42h 39m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£248 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 31 July 2026.
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

Cheapest return flight

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 20/8

08:35-22:11

1 stop19h 36m

Houston George Bush Intcntl

Mon 31/8

06:45-06:50

1 stop18h 05m

£803

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 23/9

08:35-19:52

2 stops17h 17m

Houston George Bush Intcntl

Fri 6/11

15:50-10:45

1 stop12h 55m

£819

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 30/10

07:05-18:53

2 stops40h 48m

Houston George Bush Intcntl

Thu 12/11

15:25-14:55

1 stop17h 30m

£837

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 29/10

11:30-20:55

1 stop14h 25m

Houston George Bush Intcntl

Sat 7/11

17:28-18:25

2 stops18h 57m

£969
Fastest return journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 2/11

11:35-19:55

1 stop14h 20m

Houston George Bush Intcntl

Thu 12/11

15:50-09:30

1 stop11h 40m

£984

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 3/11

07:25-19:55

1 stop18h 30m

Houston George Bush Intcntl

Wed 18/11

15:50-14:15

1 stop16h 25m

£984

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 28/10

05:40-14:10

1 stop13h 30m

Houston George Bush Intcntl

Fri 6/11

15:05-10:00

1 stop12h 55m

£995
Cheapest one-way

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 13/10

14:00-09:50

1 stop25h 50m

£718

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 7/8

21:25-22:40

3 stops31h 15m

£1,879
Fastest single journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 7/8

06:00-13:20

1 stop13h 20m

£4,563

Flights are sorted by cheapest return flights first.

Deals found on 29/7

Sorted by cheapest first

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 return 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

What’s the top stopover airport for flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Share of one-stop return flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

London (LHR) – chosen by Cheapflights users on 67% of one-stop itineraries from Glasgow Intl Airport to Houston George Bush Intcntl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Average return fare for one-stop flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

London (LHR) is the most affordable one-stop option, with an average return flight price of £1,072.

What’s the fastest stopover option from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Shortest average travel time for one-stop one-way flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 13h 20m.

Which airport typically offers the quickest stopover for flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Average stopover duration for one-stop one-way flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 48m.

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 31 July 2026.
See what other customers who have flown with KLM and British Airways from Glasgow Intl Airport to Houston George Bush Intcntl Airport have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,551 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Boarding

7.8

Overall

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,551 reviews
KLM
7.8
Good
1,551 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Boarding

7.8

Overall

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,129 reviews
KLM
7.8
Good
1,551 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Boarding

7.8

Overall

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

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?

    Cheapflights users have booked flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport round-trip from £685. Another airline that can offer you cheap pricing is KLM. British Airways is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 holiday 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.

See more FAQs

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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 2 airlines flying from Glasgow Intl to George Bush Intcntl

Discover the top 2 airlines 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 858,174 searches. Data last updated 31 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£685Average£1,039FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£728Average£1,093FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Glasgow Intl to George Bush Intcntl?

When you search for this flight from Glasgow Intl to George Bush Intcntl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to George Bush Intcntl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to George Bush Intcntl from Glasgow Intl.

Can Cheapflights find flights from Glasgow Intl to George Bush Intcntl with no change fees?

Need flexible booking options for your flight to George Bush Intcntl from Glasgow Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Glasgow Intl to George Bush Intcntl become cheaper?

Yes, Cheapflights offers price alerts on Glasgow Intl to George Bush Intcntl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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