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Cheap flights from Glasgow Intl Airport to Houston from £265

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — HOU
20 Feb — 27 Feb1
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 21 January 2026.

Thu 29/108:20
GLA
-
IAH
2 stops21h 14m
Multiple Airlines
Thu 12/212:10
IAH
-
GLA
2 stops17h 55m
Multiple Airlines
Deal found 20/1£571
Tue 10/306:05
GLA
-
IAH
1 stop13h 25m
Virgin Atlantic
Tue 31/315:20
IAH
-
GLA
1 stop18h 50m
Virgin Atlantic
Deal found 19/1£661
Thu 29/106:05
GLA
-
IAH
1 stop13h 25m
Delta
Thu 12/215:30
IAH
-
GLA
1 stop19h 05m
Delta
Deal found 20/1£662
Fri 6/211:40
GLA
-
IAH
1 stop32h 25m
American Airlines
Wed 25/215:50
IAH
-
GLA
1 stop12h 55m
American Airlines
Deal found 19/1£663
Sun 8/211:40
GLA
-
HOU
2 stops17h 06m
British Airways
Mon 2/316:21
HOU
-
GLA
2 stops16h 09m
British Airways
Deal found 19/1£671
Mon 9/209:45
GLA
-
IAH
2 stops19h 04m
British Airways
Sun 1/316:51
IAH
-
GLA
2 stops17h 49m
British Airways
Deal found 19/1£671
Thu 29/109:55
GLA
-
HOU
2 stops18h 51m
Multiple Airlines
Thu 12/216:21
HOU
-
GLA
2 stops14h 44m
Multiple Airlines
Deal found 20/1£689
Fri 6/206:05
GLA
-
IAH
1 stop13h 25m
Delta
Sun 1/315:30
IAH
-
GLA
1 stop15h 15m
Delta
Deal found 19/1£691
Mon 2/307:35
GLA
-
HOU
2 stops18h 15m
American Airlines
Mon 9/316:20
HOU
-
GLA
2 stops15h 45m
American Airlines
Deal found 20/1£693
Sat 7/210:40
GLA
-
IAH
2 stops17h 31m
Delta
Thu 26/209:54
IAH
-
GLA
2 stops16h 36m
Delta
Deal found 19/1£695
Fri 6/208:55
GLA
-
IAH
2 stops19h 54m
British Airways
Mon 9/217:15
IAH
-
GLA
2 stops15h 15m
British Airways
Deal found 18/1£720
Sat 21/208:40
GLA
-
IAH
2 stops16h 45m
Multiple Airlines
Thu 5/313:16
IAH
-
GLA
2 stops14h 14m
Multiple Airlines
Deal found 20/1£760

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 21 January 2026.

Round-trip from

£651

One-way from

£265

Popular in

June

Cheapest in

August

Average price

£819
Air France
  • Air France
  • 13/4-30/4
  • 3 total stops
  • 36h 33m total
  • Glasgow to Houston
Search Deals
21/4
  • 21/4
  • 2 total stops
  • 38h 05m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 21 January 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Houston that are best for you.

Fly from

Glasgow Intl

Fly to

Houston

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Tue 10/3

06:05-14:30

1 stop13h 25m

Houston George Bush Intcntl

Tue 31/3

05:25-08:25

2 stops21h 00m

£661

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 6/2

14:00-14:05

1 stop30h 05m

Houston George Bush Intcntl

Sat 28/2

16:36-14:55

2 stops16h 19m

£663

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sun 8/2

11:40-22:46

2 stops17h 06m

Houston Hobby

Tue 3/3

16:21-14:35

2 stops16h 14m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sun 8/2

10:20-22:46

2 stops18h 26m

Houston Hobby

Fri 27/2

12:18-13:05

2 stops18h 47m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 12/2

09:55-23:58

2 stops20h 03m

Houston Hobby

Fri 27/2

12:18-10:45

2 stops16h 27m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 12/2

11:30-23:58

2 stops18h 28m

Houston Hobby

Mon 2/3

16:21-14:30

2 stops16h 09m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 12/2

11:30-23:58

2 stops18h 28m

Houston Hobby

Tue 3/3

12:18-09:50

2 stops15h 32m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sun 8/2

10:20-22:46

2 stops18h 26m

Houston Hobby

Wed 25/2

12:18-12:50

2 stops18h 32m

£671

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sun 8/2

11:40-22:46

2 stops17h 06m

Houston Hobby

Mon 2/3

16:21-14:30

2 stops16h 09m

£671

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 6/2

11:40-22:49

2 stops17h 09m

Houston George Bush Intcntl

Sat 28/2

06:31-10:45

2 stops22h 14m

£671

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 27 results
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2
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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, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston (average of £519). Flying from Glasgow Intl Airport to Houston in January is currently the most expensive (average of £757). 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 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 21 January 2026.
See what other customers who have flown with KLM, Virgin Atlantic, andBritish 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
7.7
Good
1,442 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,442 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,690 reviews
KLM
7.7
Good
1,442 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Food

7.3

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 13h 25m. Fly via Virgin Atlantic, American 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, KLM (£588), British Airways (£619), and Virgin Atlantic (£624) offers the cheapest pricing from Glasgow Intl Airport to Houston. KLM is 26% 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, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston (average of £519). Flying from Glasgow Intl Airport to Houston in January is currently the most expensive (average of £757). 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 3 airlines flying from Glasgow Intl to Houston

Discover the top 3 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£588Average£859FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£619Average£809FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£624Average£890FlexibilityNo 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 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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