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Cheap flights from Glasgow to Houston from £800

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 — HOU
23 Apr — 30 Apr1
1 adult

Cheap flight deals from Glasgow to Houston

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

Round-trip from

£800

Popular in

August

Cheapest in

January

Average price

£906
British Airways
  • British Airways
  • 17/9-28/9
  • 2 total stops
  • 44h 35m total
  • Glasgow to Houston
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Glasgow to Houston

Cheapest flights from Glasgow to Houston
Explore the most affordable flight options available from Glasgow to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.

Wed 17/917:40GLA - IAH
1 stop31h 35mMultiple Airlines
Sun 28/916:22IAH - GLA
2 stops16h 18mMultiple Airlines
Deal found 18/4£800
Wed 17/909:25GLA - IAH
1 stop15h 50mBritish Airways
Sun 28/915:30IAH - GLA
1 stop11h 50mBritish Airways
Deal found 17/4£800
Wed 17/906:00GLA - IAH
1 stop13h 15mDelta
Sun 28/913:15IAH - GLA
2 stops20h 55mDelta
Deal found 17/4£811
Wed 17/906:00GLA - IAH
2 stops18h 28mKLM
Sun 28/910:45IAH - GLA
2 stops15h 25mKLM
Deal found 18/4£815
Sat 7/605:50GLA - IAH
2 stops18h 57mFinnair
Sun 22/617:46IAH - GLA
2 stops16h 54mFinnair
Deal found 17/4£936
Wed 23/720:10GLA - IAH
2 stops33h 25mAer Lingus
Tue 5/815:30IAH - GLA
2 stops19h 20mAer Lingus
Deal found 17/4£1,039
Fri 25/708:55GLA - HOU
2 stops16h 57mBritish Airways
Wed 13/818:39HOU - GLA
2 stops14h 56mBritish Airways
Deal found 17/4£1,380
Sat 26/706:00GLA - HOU
2 stops20h 50mDelta
Thu 14/816:20HOU - GLA
2 stops17h 50mDelta
Deal found 17/4£1,494
Fri 25/714:20GLA - HOU
2 stops15h 30mMultiple Airlines
Wed 13/815:30HOU - GLA
2 stops15h 55mMultiple Airlines
Deal found 17/4£1,580

Cheapflights Fare Finder

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

Fly from

Glasgow

Fly to

Houston

Route

Depart

Return

Price

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

17:40-19:15

1 stop31h 35m

Houston George Bush Intcntl

Sun 28/9

21:40-16:40

1 stop13h 00m

£800

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

09:25-19:15

1 stop15h 50m

Houston George Bush Intcntl

Sun 28/9

15:30-09:20

1 stop11h 50m

£800

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

£811

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 17/9

06:00-18:28

2 stops18h 28m

Houston George Bush Intcntl

Sun 28/9

10:45-08:10

2 stops15h 25m

£815

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 7/6

05:50-18:47

2 stops18h 57m

Houston George Bush Intcntl

Sun 22/6

17:46-16:40

2 stops16h 54m

£936

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

£1,039

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 25/7

08:55-19:52

2 stops16h 57m

Houston Hobby

Wed 13/8

18:39-15:35

2 stops14h 56m

£1,380

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Sat 26/7

06:00-20:50

2 stops20h 50m

Houston Hobby

Thu 14/8

16:20-16:10

2 stops17h 50m

£1,494

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 25/7

14:20-23:50

2 stops15h 30m

Houston Hobby

Wed 13/8

15:30-13:25

2 stops15h 55m

£1,580

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sun 10/8

13:50-23:35

2 stops15h 45m

£911

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 12 results
1
2

Best time to book a flight from Glasgow to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

How far ahead should I book a flight from Glasgow to Houston?

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

The price you pay for your flight from Glasgow to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 82 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 to Houston?

Currently, January is the cheapest month in which you can book a flight from Glasgow to Houston (average of £765). Flying from Glasgow to Houston in July is currently the most expensive (average of £1,114). 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 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 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 22% on flights from Glasgow to Houston by exploring options for tickets in the afternoon.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston 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 when rainfall is around 81.0 mm.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, 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 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 April 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Glasgow to Houston to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
Delta
8.0
Very Good
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
Aer Lingus
7.0
Good
1,063 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
British Airways
6.6
Okay
6,771 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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 Houston. 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 round-trip?

    Cheapflights users have booked flights from Glasgow to Houston round-trip from £800. Other airlines that can offer you cheap pricing are Delta, from £811, and KLM, from £815. British Airways is priced at 10% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Glasgow to Houston that include hotel bookings?

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

  • How can I find direct flights from Glasgow to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Houston.

  • Can I find deals for business class flights from Glasgow to Houston?

    Yes. Cheapflights offers flight deals from Glasgow 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 to Houston?

    Currently, January is the cheapest month in which you can book a flight from Glasgow to Houston (average of £765). Flying from Glasgow to Houston in July is currently the most expensive (average of £1,114). 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.

Alternative routes for Glasgow to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Glasgow to Houston

Discover the top 10 airlines that operate flights from Glasgow 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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£447Average£673FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£520Average£723FlexibilityNo cancel feeOn-time76%
Search Finnair flights
WestJetCheapest£556Average£695FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IberiaCheapest£578Average£604FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Turkish AirlinesCheapest£583Average£668FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapest£584Average£846FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£588Average£827FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£633Average£888FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£642Average£935FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£660Average£862FlexibilityNo 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 to Houston?

When you search for this flight from Glasgow to Houston, 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 to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Glasgow to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Glasgow to Houston with no change fees?

Yes, we can. To see specific flights from Glasgow to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Glasgow to Houston become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Houston from Glasgow today and book when prices fit your budget.

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