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Cheap flights from Glasgow Intl Airport to Houston from £301

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — HOU
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Houston

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Houston
Explore the most affordable flight options available from Glasgow Intl to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Wed 15/706:00
GLA
-
IAH
3 stops46h 00m
Multiple Airlines
Wed 22/710:00
IAH
-
GLA
2 stops17h 40m
Multiple Airlines
Deal found 17/6£837
Thu 24/914:00
GLA
-
IAH
2 stops16h 30m
United Airlines
Mon 28/911:55
IAH
-
GLA
2 stops16h 15m
United Airlines
Deal found 17/6£899
Thu 24/912:40
GLA
-
HOU
2 stops17h 10m
British Airways
Mon 28/918:19
HOU
-
GLA
2 stops15h 51m
British Airways
Deal found 17/6£908
Sat 10/1008:35
GLA
-
IAH
1 stop19h 17m
Multiple Airlines
Sat 24/1015:20
IAH
-
GLA
1 stop16h 25m
Multiple Airlines
Deal found 14/6£926
Wed 8/713:30
GLA
-
HOU
2 stops26h 15m
Delta
Sat 18/706:00
HOU
-
GLA
2 stops20h 25m
Delta
Deal found 18/6£997
Sat 10/1019:45
GLA
-
HOU
2 stops28h 07m
British Airways
Sat 24/1018:19
HOU
-
GLA
2 stops17h 51m
British Airways
Deal found 14/6£1,015
Thu 27/809:40
GLA
-
HOU
2 stops20h 16m
British Airways
Thu 10/916:18
HOU
-
GLA
2 stops19h 12m
British Airways
Deal found 13/6£1,023
Thu 2/709:10
GLA
-
HOU
2 stops18h 33m
Air France
Thu 9/710:40
HOU
-
GLA
2 stops30h 30m
Air France
Deal found 14/6£1,047
Wed 15/713:30
GLA
-
HOU
2 stops26h 15m
Delta
Wed 22/710:40
HOU
-
GLA
2 stops15h 45m
Delta
Deal found 17/6£1,140
Wed 15/706:00
GLA
-
HOU
2 stops21h 51m
Air France
Wed 22/710:40
HOU
-
GLA
2 stops23h 35m
Air France
Deal found 17/6£1,189
Tue 16/613:30
GLA
-
HOU
2 stops32h 53m
Air France
Tue 23/613:10
HOU
-
GLA
2 stops21h 00m
Air France
Deal found 14/6£1,425

Find flight deals from Glasgow Intl to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Houston (HO1). 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 18 June 2026.

Round-trip from

£837

One-way from

£301

Popular in

May

Cheapest in

August

Average price

£1,023
15/7-22/7
  • 15/7-22/7
  • 5 total stops
  • 63h 40m total
  • Glasgow to Houston
Search Deals
14/9
  • 14/9
  • 2 total stops
  • 44h 05m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£74 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to Houston 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 18 June 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 24/9

14:00-23:35

1 stop15h 35m

Houston George Bush Intcntl

Mon 28/9

14:01-10:10

1 stop14h 09m

£899

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 24/9

12:40-23:50

2 stops17h 10m

Houston Hobby

Mon 28/9

18:19-16:10

2 stops15h 51m

£908

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 11/7

19:45-13:25

1 stop23h 40m

Houston George Bush Intcntl

Sat 25/7

21:10-17:00

1 stop13h 50m

£985

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 11/7

19:45-13:25

1 stop23h 40m

Houston George Bush Intcntl

Sat 1/8

21:05-17:00

1 stop13h 55m

£985

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 8/7

13:30-09:45

2 stops26h 15m

Houston Hobby

Sat 18/7

06:00-08:25

2 stops20h 25m

£997

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sat 10/10

19:45-17:52

2 stops28h 07m

Houston Hobby

Sat 24/10

18:19-18:10

2 stops17h 51m

£1,015

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 27/8

09:40-23:56

2 stops20h 16m

Houston Hobby

Thu 10/9

16:18-17:30

2 stops19h 12m

£1,023

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 15/7

13:30-09:45

2 stops26h 15m

Houston Hobby

Wed 22/7

10:40-08:25

2 stops15h 45m

£1,140

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 15/7

06:00-21:51

2 stops21h 51m

Houston Hobby

Wed 22/7

10:40-16:15

2 stops23h 35m

£1,189
Cheapest one-way

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Mon 14/9

06:55-21:00

2 stops44h 05m

£301

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Glasgow Intl to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

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

Currently, July is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston (average of £341). Flying from Glasgow Intl Airport to Houston in September is currently the most expensive (average of £784). 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 for a return flight from Glasgow Intl Airport to Houston?

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated 18 June 2026.
See what other customers who have flown with KLM and British Airways from Glasgow Intl Airport to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,530 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,530 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,055 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Houston. 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?

    There are many flights that can get you from Glasgow Intl Airport to Houston in 15h 35m. Fly via United Airlines or British Airways to get the fastest option. The distance between Glasgow Intl Airport and Houston is about 4560 mi. This flight may include one or multiple stops.

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

    According to our current data, British Airways (£659), and KLM (£724) offers the cheapest pricing from Glasgow Intl Airport to Houston. British Airways is 29% 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 Houston that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to Houston?

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

  • Can I find deals for business class flights from Glasgow Intl to Houston?

    Yes. Cheapflights offers flight deals from Glasgow Intl to Houston 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?

    Currently, July is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston (average of £341). Flying from Glasgow Intl Airport to Houston in September is currently the most expensive (average of £784). 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

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Top 2 airlines flying from Glasgow Intl to Houston

Discover the top 2 airlines that operate flights from Glasgow Intl to Houston. 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 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£659Average£949FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£724Average£948FlexibilityNo cancel feeOn-time75%
Search KLM 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 Houston?

Deals for Glasgow Intl to Houston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Houston?

Cheapflights simply makes it quick and affordable to book flights from Glasgow Intl to Houston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Glasgow Intl to Houston with no change fees?

Need flexible booking options for your flight to Houston 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 Houston become cheaper?

Yes, Cheapflights offers price alerts on Glasgow Intl to Houston 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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