Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow Intl Airport to Houston George Bush Intcntl Airport from £504

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Glasgow Intl to Houston George Bush Intcntl are usually found in February or June, booked 45 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap 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 29 April 2025.

Round-trip from

£764

One-way from

£504

Popular in

December

Cheapest in

February

Average price

£875
3/7-12/7
  • 3/7-12/7
  • 5 total stops
  • 72h 22m total
  • Glasgow to Houston
Search Deals
9/8
  • 9/8
  • 2 total stops
  • 19h 28m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Glasgow Intl to George Bush Intcntl

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 29 April 2025.

Thu 3/713:45GLA - IAH
3 stops37h 07mMultiple Airlines
Sat 12/705:45IAH - GLA
2 stops35h 15mMultiple Airlines
Deal found 29/4£764
Sat 7/610:20GLA - IAH
2 stops19h 38mBritish Airways
Sun 22/615:20IAH - GLA
1 stop13h 10mBritish Airways
Deal found 28/4£906
Thu 3/713:30GLA - IAH
1 stop29h 45mKLM
Sat 12/715:30IAH - GLA
1 stop18h 40mKLM
Deal found 29/4£908
Sat 7/605:50GLA - IAH
2 stops17h 53mFinnair
Sun 22/616:32IAH - GLA
2 stops18h 08mFinnair
Deal found 28/4£932
Wed 23/708:35GLA - IAH
2 stops21h 00mAer Lingus
Tue 5/815:30IAH - GLA
2 stops19h 20mAer Lingus
Deal found 28/4£1,016
Wed 23/706:00GLA - IAH
1 stop13h 15mVirgin Atlantic
Tue 5/815:30IAH - GLA
1 stop25h 40mVirgin Atlantic
Deal found 28/4£1,353
Fri 2/506:10GLA - IAH
1 stop17h 50mLufthansa
Fri 9/518:05IAH - GLA
1 stop23h 00mLufthansa
Deal found 28/4£1,450

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 29 April 2025.
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

Glasgow Intl

Fly to

George Bush Intcntl

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 3/7

13:45-20:52

3 stops37h 07m

Houston George Bush Intcntl

Sat 12/7

05:45-23:00

2 stops35h 15m

£764

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 7/6

10:20-23:58

2 stops19h 38m

Houston George Bush Intcntl

Sun 22/6

15:20-10:30

1 stop13h 10m

£906

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 3/7

13:30-13:15

1 stop29h 45m

Houston George Bush Intcntl

Sat 12/7

15:30-16:10

1 stop18h 40m

£908

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 7/6

05:50-17:43

2 stops17h 53m

Houston George Bush Intcntl

Sun 22/6

16:32-16:40

2 stops18h 08m

£932

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 23/7

08:35-23:35

2 stops21h 00m

Houston George Bush Intcntl

Tue 5/8

15:30-16:50

2 stops19h 20m

£1,016

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 23/7

06:00-13:15

1 stop13h 15m

Houston George Bush Intcntl

Tue 5/8

15:30-23:10

1 stop25h 40m

£1,353

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 9/8

08:35-22:03

2 stops19h 28m

£504

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 9/8

19:45-13:40

1 stop23h 55m

£1,145

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 30/7

05:50-13:40

1 stop13h 50m

£1,768

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 1/8

11:30-19:15

1 stop13h 45m

£1,806

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 12 results
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

How far ahead should I book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a return flight from Glasgow Intl to George Bush Intcntl. Price data was last updated on 25 April 2025.

The price you pay for your flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £680). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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 IAH?

Find hourly flight availability from Glasgow Intl to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

It’s optimal to fly from Glasgow Intl Airport to Houston George Bush Intcntl Airport at midday. By choosing this option you can save up to 3% on the cost of your flight, compared to a flight in the morning.

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

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 29 April 2025.
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Finnair
7.6
Good
1,273 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Virgin Atlantic
7.4
Good
642 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Food

7.2

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

  • 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 £906. Other airlines that can offer you cheap pricing are KLM, from £908, and Finnair, from £932.

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

    One-way options have recently been found by users for as low as £1,145 on British Airways. Other airlines that offer cheap prices include American Airlines from £1,768 and Finnair from £1,806 one-way.

  • 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, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Houston George Bush Intcntl Airport (average of £680). Flying from Glasgow Intl Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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

Travelling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Livingston
The Woodlands
Conroe

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.

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 5 airlines flying from Glasgow Intl to George Bush Intcntl

Discover the top 5 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£523Average£811FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£628Average£971FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£634Average£840FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£681Average£959FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£732Average£863FlexibilityNo 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 George Bush Intcntl?

When you search for this flight from Glasgow Intl to George Bush Intcntl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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.

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.
Site
©2025 Cheapflights