Find flights
When to book
FAQs

Cheap flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport from £260

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — GLA
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from George Bush Intcntl to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from George Bush Intcntl to Glasgow Intl
Explore the most affordable flight options available from George Bush Intcntl to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 August 2026.

Sun 8/1115:50 -
1 stop15h 25m
Wed 18/1105:55 -
1 stop14h 10m
Deal found 2/8£642
Mon 7/1215:50 -
1 stop12h 00m
Fri 11/1210:40 -
1 stop15h 15m
Deal found 6/8£662
Tue 3/1121:40 -
1 stop12h 10m
Wed 2/1211:40 -
1 stop32h 25m
Deal found 5/8£663
Mon 9/1112:46 -
2 stops15h 59m
Wed 18/1105:55 -
1 stop14h 10m
Deal found 2/8£669
Tue 3/1117:02 -
2 stops17h 28m
Fri 4/1205:40 -
1 stop13h 25m
Deal found 5/8£672
Wed 30/1215:50 -
1 stop16h 25m
Thu 7/111:30 -
1 stop14h 25m
Deal found 2/8£674
Tue 29/1218:20 -
2 stops15h 30m
Thu 7/111:30 -
1 stop14h 25m
Deal found 2/8£676
Tue 29/1215:50 -
1 stop12h 55m
Thu 7/106:35 -
1 stop13h 30m
Deal found 2/8£677

Find flight deals from George Bush Intcntl to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Glasgow Intl (GLA). 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 7 August 2026.

Round-trip from

£642

One-way from

£260

Popular in

December

Cheapest in

March

Average price

£778
British Airways
  • British Airways
  • 8/11-18/11
  • 2 total stops
  • 29h 35m total
  • Houston to Glasgow
Search Deals
15/10
  • 15/10
  • 3 total stops
  • 41h 41m total
  • Houston to Glasgow
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from George Bush Intcntl to Glasgow Intl 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 7 August 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Mon 7/12

15:50-09:50

1 stop12h 00m

Glasgow Intl

Fri 11/12

10:40-19:55

1 stop15h 15m

£662

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Mon 9/11

15:50-13:05

1 stop15h 15m

Glasgow Intl

Wed 18/11

05:55-14:05

1 stop14h 10m

£662

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Mon 9/11

11:00-12:45

2 stops19h 45m

Glasgow Intl

Wed 18/11

06:00-17:34

2 stops17h 34m

£678
Fastest return journey

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Tue 3/11

15:50-09:50

1 stop12h 00m

Glasgow Intl

Thu 3/12

06:35-14:05

1 stop13h 30m

£685

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Sat 7/11

15:50-10:45

1 stop12h 55m

Glasgow Intl

Wed 11/11

18:05-14:05

1 stop26h 00m

£699

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Wed 23/9

12:01-12:30

2 stops18h 29m

Glasgow Intl

Wed 30/9

07:30-19:15

1 stop17h 45m

£710

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Tue 29/9

14:08-13:15

2 stops17h 07m

Glasgow Intl

Wed 14/10

09:30-19:20

1 stop15h 50m

£710

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Sun 13/9

17:46-16:10

2 stops16h 24m

Glasgow Intl

Mon 28/9

16:55-13:20

1 stop26h 25m

£715

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Fri 30/10

16:50-09:35

1 stop11h 45m

Glasgow Intl

Wed 2/12

20:25-14:05

1 stop23h 40m

£744

HoustonGlasgow

IAH Houston George Bush Intcntl - GLA Glasgow Intl

IAHGLA

Houston George Bush Intcntl

Mon 2/11

15:50-09:50

1 stop12h 00m

Glasgow Intl

Sun 6/12

06:35-14:05

1 stop13h 30m

£744

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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

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

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

Currently, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of £505). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in December is currently the most expensive (average of £933). 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.

How much does it cost for a return flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Airfare is typical for this route at the moment.

Houston George Bush Intcntl Airport to Glasgow Intl Airport flights typically cost between £614 and £825 in November.
The cheapest return price found within the last 5 days was £642 on British Airways (8 Nov–18 Nov).

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Glasgow Intl. 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 Houston George Bush Intcntl Airport to Glasgow Intl Airport?

    There are many flights that can get you from Houston George Bush Intcntl Airport to Glasgow Intl Airport in 12h. Fly via British Airways or Delta to get the fastest option. The distance between Houston George Bush Intcntl Airport and Glasgow Intl Airport is about 4560 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of £505). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in December is currently the most expensive (average of £933). 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
Paisley
Kilmarnock
Dunoon
Arrochar
Dumbarton
East Kilbride
Clydebank
Helensburgh
Largs
Renfrew
Inveraray
Rothesay
Alexandria
Glencoe
Balloch

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.

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 George Bush Intcntl to Glasgow Intl?

Cheapflights helps you search for flights from George Bush Intcntl to Glasgow Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Glasgow Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from George Bush Intcntl to Glasgow Intl for you. Better yet — we are completely free to use.

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

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

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

Yes, Cheapflights offers price alerts on George Bush Intcntl to Glasgow Intl 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.