Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow Intl Airport to Houston from £254

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — HOU
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 11 November 2025.

Wed 17/1208:15GLA - IAH
3 stops44h 46mMultiple Airlines
Wed 14/107:35IAH - GLA
3 stops20h 30mMultiple Airlines
Deal found 8/11£670
Wed 10/1212:35GLA - IAH
3 stops25h 50mMultiple Airlines
Wed 17/1205:46IAH - GLA
3 stops22h 09mMultiple Airlines
Deal found 10/11£837
Wed 10/1206:05GLA - IAH
1 stop13h 25mKLM
Wed 17/1215:30IAH - GLA
1 stop24h 40mKLM
Deal found 10/11£886
Wed 17/1205:55GLA - IAH
2 stops21h 33mBritish Airways
Wed 14/115:50IAH - GLA
1 stop15h 00mBritish Airways
Deal found 8/11£917
Mon 17/1112:00GLA - IAH
2 stops17h 19mAer Lingus
Fri 5/1206:16IAH - GLA
2 stops19h 34mAer Lingus
Deal found 9/11£955
Fri 14/1120:10GLA - IAH
2 stops33h 22mAer Lingus
Sun 30/1105:30IAH - GLA
2 stops24h 00mAer Lingus
Deal found 8/11£975
Wed 17/1210:55GLA - HOU
2 stops27h 37mMultiple Airlines
Sun 21/1220:20HOU - GLA
2 stops31h 30mMultiple Airlines
Deal found 10/11£1,130
Wed 24/1217:20GLA - HOU
2 stops31h 54mMultiple Airlines
Wed 31/1206:00HOU - GLA
2 stops24h 45mMultiple Airlines
Deal found 9/11£1,171
Mon 10/1106:35GLA - HOU
2 stops17h 19mAmerican Airlines
Mon 17/1116:24HOU - GLA
2 stops14h 41mAmerican Airlines
Deal found 9/11£1,337

Cheap 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 11 November 2025.

Round-trip from

£597

One-way from

£254

Popular in

December

Cheapest in

August

Average price

£852
26/2-3/3
  • 26/2-3/3
  • 5 total stops
  • 40h 26m total
  • Glasgow to Houston
Search Deals
14/1
  • 14/1
  • 2 total stops
  • 52h 28m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 11 November 2025.
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

Thu 26/2

08:20-22:41

2 stops20h 21m

Houston George Bush Intcntl

Tue 3/3

05:45-07:50

3 stops20h 05m

£597

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/12

08:15-23:01

3 stops44h 46m

Houston George Bush Intcntl

Wed 14/1

07:35-10:05

3 stops20h 30m

£670

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 10/12

12:35-08:25

3 stops25h 50m

Houston George Bush Intcntl

Wed 17/12

05:46-09:55

3 stops22h 09m

£837

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 26/2

06:35-14:05

1 stop13h 30m

Houston George Bush Intcntl

Tue 3/3

15:50-09:50

1 stop12h 00m

£886

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 10/12

06:05-17:44

2 stops17h 39m

Houston George Bush Intcntl

Wed 17/12

15:30-22:10

1 stop24h 40m

£890

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 20/2

14:00-14:05

1 stop30h 05m

Houston George Bush Intcntl

Tue 24/2

15:50-10:45

1 stop12h 55m

£900

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 20/2

08:55-19:54

2 stops16h 59m

Houston Hobby

Tue 24/2

12:16-09:50

2 stops15h 34m

£905

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 26/2

12:45-23:55

2 stops17h 10m

Houston Hobby

Tue 3/3

12:16-10:45

2 stops16h 29m

£914

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 17/12

10:55-08:32

2 stops27h 37m

Houston Hobby

Sun 21/12

20:20-09:50

2 stops31h 30m

£1,130

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 24/12

17:20-19:14

2 stops31h 54m

Houston Hobby

Wed 31/12

06:00-12:45

2 stops24h 45m

£1,171

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 16 results
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, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston (average of £531). Flying from Glasgow Intl Airport to Houston in December is currently the most expensive (average of £790). 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.

What is the cheapest time of day to fly from GLA to HOU?

Find hourly flight availability from Glasgow Intl to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 November 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 23% on flights from Glasgow Intl Airport to Houston by exploring options for tickets in the afternoon.

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 11 November 2025.
See what other customers who have flown with KLM, Virgin Atlantic, andAir France 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
1,410 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,486 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,511 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 16h 59m. Fly via American Airlines or British Airways to get the fastest option. The distance between Glasgow Intl Airport and Houston is about 4576 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, Air France (£505), KLM (£601), and Virgin Atlantic (£637) offers the cheapest pricing from Glasgow Intl Airport to Houston. Air France is 40% 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 £531). Flying from Glasgow Intl Airport to Houston in December is currently the most expensive (average of £790). 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.

Top 4 airlines flying from Glasgow Intl to Houston

Discover the top 4 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 11 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£505Average£1,033FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£601Average£859FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£637Average£910FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£641Average£818FlexibilityNo cancel feeOn-time70%
Search British Airways 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.

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.