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Cheap flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport from £283

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — GLA
10 Apr — 17 Apr1
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 11 March 2026.

Sun 19/421:00
IAH
-
GLA
1 stop14h 40m
British Airways
Wed 29/409:30
GLA
-
IAH
1 stop15h 40m
British Airways
Deal found 9/3£539
Mon 24/815:30
IAH
-
GLA
1 stop12h 35m
Iberia
Wed 2/910:50
GLA
-
IAH
1 stop14h 25m
Iberia
Deal found 10/3£545
Tue 31/315:20
IAH
-
GLA
1 stop25h 50m
Multiple Airlines
Tue 7/416:55
GLA
-
IAH
1 stop26h 20m
Multiple Airlines
Deal found 8/3£552
Mon 24/821:05
IAH
-
GLA
1 stop16h 35m
Finnair
Wed 2/917:40
GLA
-
IAH
2 stops30h 04m
Finnair
Deal found 10/3£553
Tue 31/318:26
IAH
-
GLA
2 stops16h 19m
American Airlines
Tue 7/405:55
GLA
-
IAH
2 stops19h 09m
American Airlines
Deal found 8/3£555
Sun 19/415:20
IAH
-
GLA
1 stop18h 50m
Multiple Airlines
Wed 29/409:10
GLA
-
IAH
2 stops18h 25m
Multiple Airlines
Deal found 7/3£559
Mon 14/915:35
IAH
-
GLA
1 stop19h 10m
Lufthansa
Fri 18/909:25
GLA
-
IAH
2 stops20h 57m
Lufthansa
Deal found 6/3£568

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 11 March 2026.

Round-trip from

£539

One-way from

£283

Popular in

June

Cheapest in

October

Average price

£538
British Airways
  • British Airways
  • 5/5-12/5
  • 2 total stops
  • 25h 40m total
  • Houston to Glasgow
Search Deals
KLM
  • KLM
  • 15/7
  • 1 total stop
  • 25h 50m total
  • Houston to Glasgow
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£88 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 11 March 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 - GLA

IAHGLA

Houston George Bush Intcntl

Sun 19/4

21:00-17:40

1 stop14h 40m

Glasgow Intl

Wed 29/4

09:30-22:29

2 stops18h 59m

£554

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 19/4

15:20-16:10

1 stop18h 50m

Glasgow Intl

Wed 29/4

13:30-23:59

2 stops16h 29m

£559

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 31/3

05:23-08:25

2 stops21h 02m

Glasgow Intl

Wed 8/4

13:30-13:15

1 stop29h 45m

£593

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 1/4

15:20-16:10

1 stop18h 50m

Glasgow Intl

Wed 8/4

06:00-13:15

1 stop13h 15m

£641

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 10/5

17:25-16:50

2 stops17h 25m

Glasgow Intl

Wed 20/5

10:50-23:49

2 stops18h 59m

£657
Fastest return journey

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 3/4

15:20-09:40

1 stop12h 20m

Glasgow Intl

Sun 12/4

06:00-13:15

1 stop13h 15m

£664

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/5

16:29-10:10

1 stop11h 41m

Glasgow Intl

Fri 15/5

14:00-23:29

1 stop15h 29m

£671

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 17/8

14:49-10:10

1 stop13h 21m

Glasgow Intl

Fri 21/8

14:00-00:35

2 stops16h 35m

£690
Cheapest one-way

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 15/7

15:20-23:10

1 stop25h 50m

£283
Fastest single journey

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 22/4

21:00-15:35

1 stop12h 35m

£312

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 11 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’s the top stopover airport for flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Share of one-stop return flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Amsterdam (AMS) – chosen by Cheapflights users on 67% of one-stop itineraries from Houston George Bush Intcntl Airport to Glasgow Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Average return fare for one-stop flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

London (LHR) is the most affordable one-stop option, with an average return flight price of £580.

What’s the fastest stopover option from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Shortest average travel time for one-stop one-way flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via London (LHR) have the shortest average one-way travel time for one-stop routes: 12h 37m.

Which airport typically offers the quickest stopover for flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport?

Average stopover duration for one-stop one-way flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via London (LHR) offer the fastest connection on this route, with an average stopover time of 2h 18m.

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Glasgow Intl. Reviews last updated 11 March 2026.
Check out reviews from past customers who have flown with British Airways from Houston George Bush Intcntl Airport to Glasgow Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,781 reviews
Check prices

Comfort

6.8

Food

6.4

Overall

6.7

Boarding

6.9

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.
British Airways
6.7
Okay
7,781 reviews
British Airways
6.7
Okay
7,781 reviews
Check prices

Comfort

6.8

Food

6.4

Overall

6.7

Boarding

6.9

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.

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 15m. Fly via British Airways or Air France 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.

  • What is the cheapest airline to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport round-trip?

    Currently priced at £487, British Airways will fly you from Houston George Bush Intcntl Airport to Glasgow Intl Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. British Airways is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • 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.

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
Dunoon
Kilmarnock
Dumbarton
Arrochar
Clydebank
East Kilbride
Largs
Inveraray
Renfrew
Rothesay
Alexandria
Tarbert
Balloch

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from George Bush Intcntl to Glasgow Intl

Discover the top airline that operate flights from George Bush Intcntl to Glasgow Intl. 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 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£487Average£699FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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.

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