Cheap flights from Houston George Bush Intcntl Airport to Glasgow Intl Airport from £344
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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — GLA
29 Nov — 6 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Houston George Bush Intcntl to Glasgow Intl are usually found in April or October, booked 16 days in advance, depart on a Monday or Tuesday and return on a Monday
Find 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 30 October 2025.
Mon 24/1115:30IAH - GLA
1 stop15h 15mKLM
Wed 3/1217:20GLA - IAH
1 stop26h 10mKLM
Deal found 28/10£461
Mon 24/1115:30IAH - GLA
1 stop19h 05mDelta
Wed 3/1206:05GLA - IAH
2 stops21h 06mDelta
Deal found 29/10£469
Tue 25/1115:30IAH - GLA
1 stop19h 05mMultiple Airlines
Wed 3/1217:20GLA - IAH
1 stop26h 10mMultiple Airlines
Deal found 28/10£476
Mon 24/1115:30IAH - GLA
1 stop19h 05mAir France
Wed 3/1209:05GLA - IAH
1 stop34h 25mAir France
Deal found 30/10£491
Fri 14/1115:30IAH - GLA
1 stop12h 25mKLM
Wed 19/1106:05GLA - IAH
1 stop13h 25mKLM
Deal found 28/10£499
Fri 14/1115:09IAH - GLA
2 stops19h 26mDelta
Wed 19/1106:05GLA - IAH
1 stop13h 25mDelta
Deal found 28/10£502
Fri 5/1212:10IAH - GLA
2 stops18h 10mMultiple Airlines
Thu 11/1212:50GLA - IAH
2 stops28h 19mMultiple Airlines
Deal found 30/10£504
Fri 5/1215:30IAH - GLA
1 stop12h 25mKLM
Thu 11/1206:05GLA - IAH
2 stops18h 14mKLM
Deal found 30/10£507
Sun 7/1216:30IAH - GLA
1 stop13h 35mLufthansa
Mon 15/1206:10GLA - IAH
2 stops16h 53mLufthansa
Deal found 29/10£513
Best flights from George Bush Intcntl to Glasgow Intl
Discover carefully curated flight deals from George Bush Intcntl to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 October 2025.
Mon 24/1115:30IAH - GLA
1 stop15h 15mKLM
Wed 3/1206:05GLA - IAH
2 stops17h 42mKLM
Deal found 28/10£469
Mon 24/1115:30IAH - GLA
1 stop19h 05mDelta
Wed 3/1206:05GLA - IAH
2 stops21h 06mDelta
Deal found 29/10£469
Tue 25/1115:30IAH - GLA
1 stop19h 05mDelta
Wed 3/1206:05GLA - IAH
2 stops17h 39mDelta
Deal found 28/10£469
Fri 14/1115:30IAH - GLA
1 stop12h 25mKLM
Wed 19/1106:05GLA - IAH
1 stop13h 25mKLM
Deal found 28/10£499
Last-minute flights from George Bush Intcntl to Glasgow Intl
Discover last-minute flight deals from George Bush Intcntl to Glasgow Intl. Data last updated 30 October 2025 and is based on user searches.
Fri 14/1115:30IAH - GLA
1 stop12h 25mKLM
Wed 19/1106:05GLA - IAH
1 stop13h 25mKLM
Deal found 28/10£499
Fri 14/1115:09IAH - GLA
2 stops19h 26mDelta
Wed 19/1106:05GLA - IAH
1 stop13h 25mDelta
Deal found 28/10£502
Mon 17/1116:30IAH - GLA
1 stop13h 25mLufthansa
Wed 26/1112:50GLA - IAH
1 stop31h 45mLufthansa
Deal found 30/10£570
Tue 18/1112:10IAH - GLA
2 stops17h 55mLufthansa
Wed 26/1112:50GLA - IAH
1 stop31h 45mLufthansa
Deal found 30/10£574
Sun 23/1107:10IAH - GLA
2 stops30h 55mMultiple Airlines
Sun 30/1122:15GLA - IAH
2 stops29h 29mMultiple Airlines
Deal found 28/10£564
Mon 24/1115:30IAH - GLA
1 stop15h 15mKLM
Wed 3/1217:20GLA - IAH
1 stop26h 10mKLM
Deal found 28/10£461
Mon 24/1115:30IAH - GLA
1 stop19h 05mDelta
Wed 3/1206:05GLA - IAH
2 stops21h 06mDelta
Deal found 29/10£469
Mon 24/1115:30IAH - GLA
1 stop19h 05mAir France
Wed 3/1209:05GLA - IAH
1 stop34h 25mAir France
Deal found 30/10£491
Tue 25/1115:30IAH - GLA
1 stop19h 05mMultiple Airlines
Wed 3/1217:20GLA - IAH
1 stop26h 10mMultiple Airlines
Deal found 28/10£476
One-way flights from George Bush Intcntl to Glasgow Intl
Search for one-way flight options from George Bush Intcntl to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2025.
Thu 8/115:30IAH - GLA
1 stop19h 05mVirgin Atlantic
Deal found 30/10£344
Fri 14/1113:17IAH - GLA
2 stops14h 18mBritish Airways
Deal found 29/10£345
Fri 13/316:30IAH - GLA
1 stop19h 05mDelta
Deal found 28/10£350
Thu 8/111:54IAH - GLA
2 stops16h 01mAir France
Deal found 30/10£366
Thu 8/111:50IAH - GLA
2 stops29h 20mMultiple Airlines
Deal found 28/10£380
Fri 13/317:30IAH - GLA
3 stops37h 45mMultiple Airlines
Deal found 28/10£386
Cheap 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 30 October 2025.
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 30 October 2025.
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
George Bush Intcntl
Fly to
Glasgow Intl
Route
Depart
Return
Price
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Mon 24/11
15:30-12:45
1 stop15h 15m
Glasgow Intl
Wed 3/12
06:05-17:47
2 stops17h 42m
£469
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Mon 24/11
15:30-16:35
1 stop19h 05m
Glasgow Intl
Wed 3/12
06:05-21:11
2 stops21h 06m
£469
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Tue 25/11
15:30-16:35
1 stop19h 05m
Glasgow Intl
Wed 3/12
06:05-17:44
2 stops17h 39m
£469
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Fri 14/11
15:30-09:55
1 stop12h 25m
Glasgow Intl
Wed 19/11
06:05-13:30
1 stop13h 25m
£499
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Thu 8/1
15:30-16:35
1 stop19h 05m
£344
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Fri 13/3
16:30-16:35
1 stop19h 05m
£350
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Thu 8/1
11:54-09:55
2 stops16h 01m
£366
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Thu 8/1
11:50-23:10
2 stops29h 20m
£380
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Fri 13/3
17:30-12:15
3 stops37h 45m
£386
HoustonGlasgow
IAH - GLA
IAHGLA
Houston George Bush Intcntl
Fri 14/11
15:50-09:35
1 stop11h 45m
£464
Flights are sorted by cheapest return flights first.
Deals found on 30/10
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
Prices
More
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?
Use this chart to determine the optimal time to book a return flight from George Bush Intcntl to Glasgow Intl. Price data was last updated on 24 October 2025.
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport, you should look to book at least 16 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 Houston George Bush Intcntl Airport to Glasgow Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of £437). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in June is currently the most expensive (average of £740). 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?
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.
London (LHR) – chosen by Cheapflights users on 58% of one-stop itineraries from Houston George Bush Intcntl Airport to Glasgow Intl Airport on Cheapflights.
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 31m.
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 31m.
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 1h 57m.
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 30 October 2025.
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.
The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
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 15m. Fly via KLM 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.
What is the cheapest airline to fly from Houston George Bush Intcntl Airport to Glasgow Intl Airport round-trip?
Currently priced at £495, 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 19% 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.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Glasgow Intl Airport (average of £437). Flying from Houston George Bush Intcntl Airport to Glasgow Intl Airport in June is currently the most expensive (average of £740). 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.
Explore flights to Glasgow Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 October 2025.
Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 30 October 2025.
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 30 October 2025.
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.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.