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Cheap flights from Glasgow to Houston George Bush Intcntl Airport from £798

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — IAH
22 Apr — 29 Apr1
1 adult

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

Cheap flight deals from Glasgow to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 17 April 2025.

Round-trip from

£798

Popular in

December

Cheapest in

February

Average price

£882
British Airways
  • British Airways
  • 17/9-28/9
  • 2 total stops
  • 28h 50m total
  • Glasgow to Houston
Highest demand for flights based on searches. 8% potential increase in price (£61 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Glasgow to George Bush Intcntl

Cheapest flights from Glasgow to George Bush Intcntl
Explore the most affordable flight options available from Glasgow to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Wed 17/909:25GLA - IAH
1 stop15h 50mBritish Airways
Sun 28/915:30IAH - GLA
1 stop13h 00mBritish Airways
Deal found 16/4£798
Wed 17/913:30GLA - IAH
1 stop29h 45mKLM
Sun 28/910:45IAH - GLA
2 stops15h 25mKLM
Deal found 16/4£810
Wed 17/906:00GLA - IAH
1 stop13h 15mDelta
Sun 28/913:15IAH - GLA
2 stops20h 55mDelta
Deal found 17/4£810
Sat 7/605:50GLA - IAH
2 stops17h 55mFinnair
Sun 22/618:28IAH - GLA
2 stops16h 12mFinnair
Deal found 16/4£933
Wed 23/720:10GLA - IAH
2 stops33h 25mAer Lingus
Tue 5/815:30IAH - GLA
2 stops19h 20mAer Lingus
Deal found 17/4£1,038

Cheapflights Fare Finder

Customise your flight search to find flights from Glasgow 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 17 April 2025.
Use the filters below to find and compare flights from Glasgow to Houston George Bush Intcntl Airport that are best for you.

Fly from

Glasgow

Fly to

George Bush Intcntl

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

09:25-19:15

1 stop15h 50m

Houston George Bush Intcntl

Sun 28/9

15:30-10:30

1 stop13h 00m

£798

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

13:30-13:15

1 stop29h 45m

Houston George Bush Intcntl

Sun 28/9

10:45-08:10

2 stops15h 25m

£810

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

06:00-13:15

1 stop13h 15m

Houston George Bush Intcntl

Sun 28/9

13:15-16:10

2 stops20h 55m

£810

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 7/6

05:50-17:45

2 stops17h 55m

Houston George Bush Intcntl

Sun 22/6

18:28-16:40

2 stops16h 12m

£933

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 23/7

20:10-23:35

2 stops33h 25m

Houston George Bush Intcntl

Tue 5/8

15:30-16:50

2 stops19h 20m

£1,038

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sun 10/8

13:50-23:35

2 stops15h 45m

£911

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sun 10/8

05:55-13:40

1 stop13h 45m

£1,243

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Best time to book a flight from Glasgow to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Glasgow 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 to Houston George Bush Intcntl Airport

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

Use this chart to determine the optimal time to book a return flight from Glasgow to George Bush Intcntl. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from Glasgow to Houston George Bush Intcntl Airport, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Glasgow to Houston George Bush Intcntl Airport (average of £680). Flying from Glasgow 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 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 17 April 2025.

It’s optimal to fly from Glasgow 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 17 April 2025.

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Glasgow 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 to Houston George Bush Intcntl Airport round-trip?

    Currently priced at £798, British Airways will fly you from Glasgow to Houston George Bush Intcntl Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and Delta - these airlines can fly you to your destination from £810 and £810, respectively. Users have found that British Airways is 10% cheaper than the other options available to this destination.

  • Can I find deals for flights from Glasgow to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Glasgow to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow 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 to George Bush Intcntl.

  • Can I find deals for business class flights from Glasgow to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Glasgow 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 to Houston George Bush Intcntl Airport?

    Currently, February is the cheapest month in which you can book a flight from Glasgow to Houston George Bush Intcntl Airport (average of £680). Flying from Glasgow 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

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Top 9 airlines flying from Glasgow to George Bush Intcntl

Discover the top 9 airlines that operate flights from Glasgow 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£464Average£715FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£520Average£762FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£613Average£657FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Virgin AtlanticCheapest£633Average£930FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£641Average£991FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£644Average£843FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£659Average£863FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£700Average£862FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£751Average£961FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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How does Cheapflights help users find flights from Glasgow to George Bush Intcntl?

Deals for Glasgow to George Bush Intcntl 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 to George Bush Intcntl?

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Can Cheapflights find flights from Glasgow to George Bush Intcntl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Glasgow to George Bush Intcntl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Glasgow to George Bush Intcntl become cheaper?

Yes, Cheapflights offers price alerts on Glasgow 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.

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