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Cheap flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport from £245

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
15 Apr — 22 Apr1
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 16 March 2026.

Sun 30/814:20
GLA
-
IAH
2 stops28h 12m
Multiple Airlines
Sun 20/921:05
IAH
-
GLA
1 stop15h 40m
Multiple Airlines
Deal found 13/3£745
Thu 9/407:00
GLA
-
IAH
2 stops21h 37m
Multiple Airlines
Thu 16/406:26
IAH
-
GLA
3 stops28h 24m
Multiple Airlines
Deal found 11/3£776
Tue 14/407:10
GLA
-
IAH
3 stops33h 24m
Multiple Airlines
Tue 21/411:50
IAH
-
GLA
2 stops22h 55m
Multiple Airlines
Deal found 15/3£783
Tue 13/1014:20
GLA
-
IAH
2 stops26h 39m
Multiple Airlines
Tue 24/1121:50
IAH
-
GLA
1 stop13h 05m
Multiple Airlines
Deal found 13/3£796
Tue 1/915:55
GLA
-
IAH
2 stops25h 04m
Multiple Airlines
Tue 22/915:30
IAH
-
GLA
1 stop12h 10m
Multiple Airlines
Deal found 14/3£808
Tue 1/915:55
GLA
-
IAH
2 stops25h 04m
Multiple Airlines
Tue 15/915:30
IAH
-
GLA
1 stop13h 00m
Multiple Airlines
Deal found 13/3£810
Tue 1/910:55
GLA
-
IAH
1 stop14h 20m
British Airways
Tue 22/915:30
IAH
-
GLA
1 stop13h 00m
British Airways
Deal found 14/3£836
Tue 1/908:35
GLA
-
IAH
1 stop16h 40m
British Airways
Tue 15/915:30
IAH
-
GLA
1 stop13h 00m
British Airways
Deal found 13/3£839

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 16 March 2026.

Round-trip from

£745

One-way from

£245

Popular in

January

Cheapest in

February

Average price

£1,005
British Airways
  • British Airways
  • 30/8-20/9
  • 3 total stops
  • 43h 52m total
  • Glasgow to Houston
Search Deals
27/4
  • 27/4
  • 2 total stops
  • 46h 10m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 16 March 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

Tue 1/9

06:00-13:15

1 stop13h 15m

Houston George Bush Intcntl

Tue 15/9

15:20-16:10

1 stop18h 50m

£927
Fastest return journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/9

07:00-19:15

1 stop18h 15m

Houston George Bush Intcntl

Tue 15/9

15:30-09:40

1 stop12h 10m

£941

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 29/4

10:50-19:10

1 stop14h 20m

Houston George Bush Intcntl

Sun 3/5

16:57-17:40

2 stops18h 43m

£941

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 2/9

14:00-00:35

2 stops16h 35m

Houston George Bush Intcntl

Wed 23/9

13:45-10:10

2 stops14h 25m

£946

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 1/9

14:00-00:22

2 stops16h 22m

Houston George Bush Intcntl

Thu 17/9

13:45-10:10

2 stops14h 25m

£950
Cheapest one-way

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 27/4

21:45-13:55

2 stops46h 10m

£245

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 5/8

22:35-17:44

3 stops49h 09m

£434

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 11/7

21:35-23:05

3 stops55h 30m

£488

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 9/4

19:10-19:10

2 stops30h 00m

£556
Fastest single journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 27/4

09:25-18:00

1 stop14h 35m

£603

Flights are sorted by cheapest return flights first.

Deals found on 11/3

Showing 1-10 of 14 resultsSorted by cheapest first
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, June is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £549). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in January is currently the most expensive (average of £1,138). 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 16 March 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
1,472 reviews
Check prices

Overall

7.8

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,472 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Overall

7.8

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,797 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Overall

7.8

Comfort

7.6

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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?

    There are many flights that can get you from Glasgow Intl Airport to Houston George Bush Intcntl Airport in 13h 15m. Fly via Delta or British Airways to get the fastest option. Airlines will cover a distance of 4560 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £549. Another airline that can offer you cheap pricing is British Airways. KLM is 43% 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, June is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £549). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in January is currently the most expensive (average of £1,138). 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

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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 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£549Average£887FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£671Average£876FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

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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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