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Cheap flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport from £245

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — GLA
26 Aug — 2 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 27 July 2026.

Wed 28/1016:50
IAH
-
GLA
1 stop16h 25m
British Airways
Wed 4/1120:25
GLA
-
IAH
1 stop23h 40m
British Airways
Deal found 26/7£654
Tue 10/1115:50
IAH
-
GLA
1 stop12h 55m
British Airways
Thu 12/1120:20
GLA
-
IAH
1 stop23h 45m
British Airways
Deal found 22/7£656
Wed 11/1115:50
IAH
-
GLA
1 stop12h 55m
British Airways
Tue 17/1107:25
GLA
-
IAH
1 stop18h 30m
British Airways
Deal found 25/7£668
Mon 7/1215:50
IAH
-
GLA
1 stop12h 55m
British Airways
Thu 10/1209:55
GLA
-
IAH
1 stop16h 00m
British Airways
Deal found 23/7£668
Sun 15/1117:12
IAH
-
GLA
2 stops15h 23m
British Airways
Wed 18/1105:55
GLA
-
IAH
1 stop14h 10m
British Airways
Deal found 25/7£675
Wed 11/1111:09
IAH
-
GLA
2 stops19h 36m
Delta
Tue 17/1109:05
GLA
-
IAH
1 stop34h 05m
Delta
Deal found 25/7£677
Wed 28/1019:02
IAH
-
GLA
2 stops15h 48m
American Airlines
Wed 4/1108:40
GLA
-
IAH
2 stops17h 46m
American Airlines
Deal found 26/7£677
Tue 10/1112:46
IAH
-
GLA
2 stops15h 59m
American Airlines
Thu 12/1111:30
GLA
-
IAH
2 stops18h 29m
American Airlines
Deal found 22/7£678
Wed 30/1215:50
IAH
-
GLA
1 stop16h 25m
Multiple Airlines
Thu 7/111:30
GLA
-
IAH
1 stop14h 30m
Multiple Airlines
Deal found 26/7£680

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 27 July 2026.

Round-trip from

£654

One-way from

£245

Popular in

December

Cheapest in

March

Average price

£885
British Airways
  • British Airways
  • 28/10-4/11
  • 2 total stops
  • 40h 05m total
  • Houston to Glasgow
Search Deals
10/10
  • 10/10
  • 2 total stops
  • 36h 43m total
  • Houston to Glasgow
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 27 July 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
Fastest return journey

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 7/12

15:50-10:45

1 stop12h 55m

Glasgow Intl

Thu 10/12

09:55-19:55

1 stop16h 00m

£668

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 30/12

15:50-14:15

1 stop16h 25m

Glasgow Intl

Thu 7/1

11:30-19:55

1 stop14h 25m

£680

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 28/12

16:30-13:05

2 stops14h 35m

Glasgow Intl

Thu 7/1

10:20-21:10

2 stops16h 50m

£704

HoustonGlasgow

IAH - GLA

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

£716

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 23/9

16:58-15:35

2 stops16h 37m

Glasgow Intl

Tue 6/10

09:35-19:20

1 stop15h 45m

£716

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 6/9

21:05-23:05

1 stop20h 00m

Glasgow Intl

Mon 21/9

17:40-18:25

2 stops30h 45m

£722

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 6/9

10:57-10:10

1 stop17h 13m

Glasgow Intl

Sun 13/9

14:00-10:52

2 stops26h 52m

£761

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 16/9

20:11-10:10

1 stop31h 59m

Glasgow Intl

Tue 22/9

14:00-23:30

1 stop15h 30m

£764

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 28/12

21:40-18:15

1 stop14h 35m

Glasgow Intl

Thu 7/1

19:05-14:05

1 stop25h 00m

£770

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 8/9

13:45-10:10

2 stops14h 25m

Glasgow Intl

Tue 15/9

14:00-00:45

2 stops16h 45m

£822

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Showing 1-10 of 21 resultsSorted by cheapest first
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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 £510). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in December is currently the most expensive (average of £942). 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 £588 and £1,444 in October.
The cheapest return price found within the last 5 days was £654 on British Airways (28 Oct–4 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 15h 37m. Fly via American Airlines or British Airways 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 £510). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in December is currently the most expensive (average of £942). 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

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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.

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