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Cheap flights from Glasgow Intl Airport to Houston from £581

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — HOU
18 Dec — 25 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 18 November 2025.

Mon 17/1120:10GLA - IAH
2 stops31h 20mAer Lingus
Fri 5/1211:34IAH - GLA
2 stops38h 16mAer Lingus
Deal found 15/11£1,055
Mon 17/1106:35GLA - IAH
1 stop13h 30mMultiple Airlines
Fri 5/1216:45IAH - GLA
2 stops16h 25mMultiple Airlines
Deal found 15/11£1,312
Mon 17/1119:15GLA - IAH
1 stop24h 50mBritish Airways
Fri 5/1215:50IAH - GLA
1 stop22h 35mBritish Airways
Deal found 15/11£1,317

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 18 November 2025.

Round-trip from

£581

Popular in

December

Cheapest in

August

Average price

£852
16/1-25/1
  • 16/1-25/1
  • 6 total stops
  • 61h 23m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£91 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 18 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

Fri 16/1

07:05-08:57

3 stops31h 52m

Houston George Bush Intcntl

Sun 25/1

20:19-07:50

3 stops29h 31m

£581

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 20/2

14:00-14:05

1 stop30h 05m

Houston George Bush Intcntl

Tue 24/2

15:50-09:50

1 stop12h 00m

£901

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 20/2

12:45-23:55

2 stops17h 10m

Houston Hobby

Tue 24/2

16:22-13:05

2 stops14h 43m

£905

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 1/1

06:05-20:24

2 stops20h 19m

Houston Hobby

Thu 8/1

11:09-09:55

2 stops16h 46m

£1,033

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 15/1

06:35-18:06

2 stops17h 31m

Houston Hobby

Tue 24/2

16:22-13:05

2 stops14h 43m

£3,480

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 15/1

06:35-18:06

2 stops17h 31m

Houston Hobby

Mon 23/2

16:22-13:05

2 stops14h 43m

£3,480

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 8/1

06:35-18:06

2 stops17h 31m

Houston Hobby

Wed 18/2

16:22-14:15

2 stops15h 53m

£3,830

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 7/1

05:55-18:06

2 stops18h 11m

Houston Hobby

Tue 17/2

12:16-09:50

2 stops15h 34m

£3,830

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 8/1

06:35-18:06

2 stops17h 31m

Houston Hobby

Mon 16/2

12:16-09:50

2 stops15h 34m

£3,830

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 7/1

05:55-18:06

2 stops18h 11m

Houston Hobby

Wed 18/2

16:22-14:15

2 stops15h 53m

£3,830

Flights are sorted by cheapest return flights first.

Deals found on 17/11

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 18 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.

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 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
1,411 reviews
Check prices

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.7

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
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.7

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
1,411 reviews
Check prices

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.7

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
1,492 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.7

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
7,529 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Crew

8.4

Overall

7.7

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 30h 05m. Fly via American Airlines to get the fastest option. The distance between Glasgow Intl Airport and Houston is about 4560 mi.

  • 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.

  • What are the cheapest airlines to fly from Glasgow Intl Airport to Houston one-way?

    For one-way options, check prices for Finnair. According to our data, you can fly for as low as £830. Users have also found prices from £845 and £846 on Aer Lingus and British Airways, respectively.

  • 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

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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 18 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.

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