Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport from £490

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
9 Jan — 16 Jan1
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 10 December 2025.

Sat 20/1207:45GLA - IAH
2 stops35h 25mMultiple Airlines
Sat 27/1205:33IAH - GLA
3 stops32h 22mMultiple Airlines
Deal found 8/12£1,149
Sat 20/1216:30GLA - IAH
2 stops27h 35mAer Lingus
Sat 27/1206:29IAH - GLA
2 stops19h 21mAer Lingus
Deal found 8/12£1,170
Sat 20/1206:35GLA - IAH
1 stop13h 30mBritish Airways
Sat 27/1215:50IAH - GLA
1 stop12h 55mBritish Airways
Deal found 8/12£1,614

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 10 December 2025.

Round-trip from

£538

One-way from

£490

Popular in

August

Cheapest in

February

Average price

£1,101
22/1-29/1
  • 22/1-29/1
  • 4 total stops
  • 42h 39m total
  • Glasgow to Houston
Search Deals
24/1
  • 24/1
  • 3 total stops
  • 43h 27m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 10 December 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

Sat 24/1

09:45-23:34

2 stops19h 49m

Houston George Bush Intcntl

Wed 28/1

08:30-09:55

3 stops19h 25m

£547

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 22/1

08:20-23:34

2 stops21h 14m

Houston George Bush Intcntl

Thu 29/1

16:30-12:05

1 stop13h 35m

£631

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 25/2

09:45-00:31

2 stops20h 46m

Houston George Bush Intcntl

Wed 25/3

06:45-14:15

2 stops26h 30m

£817

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 25/2

05:55-14:05

1 stop14h 10m

Houston George Bush Intcntl

Wed 25/3

16:50-14:15

1 stop16h 25m

£855

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 24/1

10:30-20:00

1 stop15h 30m

Houston George Bush Intcntl

Wed 28/1

15:50-15:50

1 stop18h 00m

£881

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 22/1

06:05-13:30

1 stop13h 25m

Houston George Bush Intcntl

Thu 29/1

15:30-09:55

1 stop12h 25m

£902

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 26/2

06:05-13:30

1 stop13h 25m

Houston George Bush Intcntl

Thu 12/3

07:00-08:30

2 stops20h 30m

£902

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 24/1

06:25-19:52

3 stops43h 27m

£490

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 16/12

06:25-14:05

1 stop13h 40m

£983

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 16/12

06:25-19:25

2 stops19h 00m

£1,008

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 11 results
1
2

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

Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £524). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in August is currently the most expensive (average of £1,127). 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 10 December 2025.
See what other customers who have flown with KLM, Virgin Atlantic, andBritish 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
7.7
Good
1,431 reviews
Check prices

Comfort

7.6

Crew

8.3

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,431 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Comfort

7.6

Crew

8.3

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
675 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Comfort

7.6

Crew

8.3

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,573 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Comfort

7.6

Crew

8.3

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 £594. Other airlines that can offer you cheap pricing are British Airways, from £625, and Virgin Atlantic, from £630. KLM is 36% 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.

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

    Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £524). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in August is currently the most expensive (average of £1,127). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 3 airlines flying from Glasgow Intl to George Bush Intcntl

Discover the top 3 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 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£594Average£866FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£625Average£835FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£630Average£899FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.