Cheap flights from Glasgow Intl Airport to London Heathrow Airport from C$ 118
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — LHR
18 Nov — 25 Nov1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Glasgow Intl to London Heathrow are usually found in February or March, booked 41 days in advance, depart on a Wednesday or Thursday and return on a Monday
Cheap flight deals from Glasgow Intl to Heathrow
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Glasgow Intl to Heathrow
Explore the most affordable flight options available from Glasgow Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.
Tue 24/115:15 p.m. -
Nonstop1h 25m
Sun 29/116:45 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 197
Fri 20/116:45 p.m. -
Nonstop1h 20m
Fri 27/119:20 a.m. -
Nonstop1h 30m
Deal found 16/10C$ 204
Sat 7/118:40 a.m. -
Nonstop1h 35m
Sun 8/117:55 a.m. -
Nonstop1h 25m
Deal found 18/10C$ 216
Thu 12/118:20 p.m. -
Nonstop1h 20m
Sun 15/117:55 a.m. -
Nonstop1h 25m
Deal found 16/10C$ 224
Sat 7/116:50 p.m. -
Nonstop1h 20m
Mon 9/119:00 p.m. -
Nonstop1h 25m
Deal found 18/10C$ 226
Fri 11/1211:40 a.m. -
Nonstop1h 35m
Tue 5/12:55 p.m. -
Nonstop1h 30m
Deal found 16/10C$ 231
Fri 6/118:25 p.m. -
Nonstop1h 20m
Tue 10/1111:35 a.m. -
Nonstop1h 30m
Deal found 18/10C$ 234
Wed 16/129:45 a.m. -
Nonstop1h 35m
Sat 16/19:00 p.m. -
Nonstop1h 25m
Deal found 19/10C$ 236
Wed 2/125:45 a.m. -
Nonstop1h 35m
Wed 9/129:20 a.m. -
Nonstop1h 30m
Deal found 17/10C$ 237
Tue 8/1212:40 p.m. -
Nonstop1h 35m
Fri 11/127:05 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 238
Sat 28/1112:40 p.m. -
Nonstop1h 35m
Sun 29/117:55 a.m. -
Nonstop1h 25m
Deal found 15/10C$ 240
Best flights from Glasgow Intl to Heathrow
Discover carefully curated flight deals from Glasgow Intl to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.
Sat 7/1111:40 a.m. -
Nonstop1h 35m
Sat 14/116:55 p.m. -
Nonstop1h 25m
Deal found 17/10C$ 216
Fri 20/115:15 p.m. -
1 stop3h 35m
Sun 22/116:30 a.m. -
1 stop6h 15m
Deal found 16/10C$ 330
Tue 2/26:15 a.m. -
Nonstop1h 35m
Tue 2/28:55 p.m. -
Nonstop1h 25m
Deal found 15/10C$ 219
Sat 13/24:05 p.m. -
Nonstop1h 25m
Sat 13/29:00 p.m. -
Nonstop1h 25m
Deal found 15/10C$ 219
Fri 26/212:40 p.m. -
Nonstop1h 35m
Sun 28/27:55 a.m. -
Nonstop1h 25m
Deal found 14/10C$ 219
Sun 17/16:35 a.m. -
Nonstop1h 35m
Mon 18/19:00 p.m. -
Nonstop1h 25m
Deal found 19/10C$ 223
Fri 6/116:45 p.m. -
Nonstop1h 20m
Sat 14/117:55 p.m. -
Nonstop1h 25m
Deal found 18/10C$ 226
Sat 9/110:40 a.m. -
1 stop10h 10m
Mon 11/15:05 p.m. -
1 stop5h 05m
Deal found 14/10C$ 331
Fri 11/1210:55 a.m. -
Nonstop1h 35m
Tue 5/11:00 p.m. -
Nonstop1h 30m
Deal found 19/10C$ 233
Wed 11/119:05 a.m. -
1 stop7h 55m
Wed 18/116:30 a.m. -
1 stop10h 00m
Deal found 18/10C$ 372
Thu 12/115:15 p.m. -
1 stop3h 35m
Sun 15/118:40 a.m. -
1 stop7h 50m
Deal found 18/10C$ 375
Tue 17/111:55 p.m. -
Nonstop1h 35m
Sat 21/114:30 p.m. -
Nonstop1h 30m
Deal found 16/10C$ 271
Direct flights from Glasgow Intl to Heathrow
Explore direct flight options from Glasgow Intl to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 October 2026.
Tue 24/115:15 p.m. -
Nonstop1h 25m
Sun 29/116:45 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 197
Fri 20/116:45 p.m. -
Nonstop1h 20m
Fri 27/119:20 a.m. -
Nonstop1h 30m
Deal found 16/10C$ 204
Sat 7/118:40 a.m. -
Nonstop1h 35m
Sun 8/117:55 a.m. -
Nonstop1h 25m
Deal found 18/10C$ 216
Wed 17/37:15 p.m. -
Nonstop1h 20m
Sat 20/37:00 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 219
Wed 14/45:40 p.m. -
Nonstop1h 25m
Fri 16/46:15 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 220
Tue 30/37:00 a.m. -
Nonstop1h 35m
Thu 1/47:25 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 221
Sun 17/16:35 a.m. -
Nonstop1h 35m
Mon 18/19:00 p.m. -
Nonstop1h 25m
Deal found 19/10C$ 223
Thu 12/118:20 p.m. -
Nonstop1h 20m
Sun 15/117:55 a.m. -
Nonstop1h 25m
Deal found 16/10C$ 224
Sat 7/116:50 p.m. -
Nonstop1h 20m
Mon 9/119:00 p.m. -
Nonstop1h 25m
Deal found 18/10C$ 226
Sat 9/111:40 a.m. -
Nonstop1h 35m
Sat 9/17:55 p.m. -
Nonstop1h 25m
Deal found 16/10C$ 227
Tue 5/110:55 a.m. -
Nonstop1h 35m
Tue 5/12:55 p.m. -
Nonstop1h 30m
Deal found 15/10C$ 228
Mon 4/18:15 p.m. -
Nonstop1h 20m
Fri 8/18:20 a.m. -
Nonstop1h 30m
Deal found 19/10C$ 230
Last-minute flights from Glasgow Intl to Heathrow
Discover last-minute flight deals from Glasgow Intl to Heathrow. Data last updated 19 October 2026 and is based on user searches.
Fri 23/107:40 p.m. -
Nonstop1h 20m
Sun 25/106:45 a.m. -
Nonstop1h 25m
Deal found 16/10C$ 243
Sat 24/107:45 p.m. -
Nonstop1h 20m
Sun 25/106:45 a.m. -
Nonstop1h 25m
Deal found 16/10C$ 233
Wed 28/108:15 a.m. -
Nonstop1h 35m
Sun 1/117:55 a.m. -
Nonstop1h 25m
Deal found 18/10C$ 251
Thu 5/1112:40 p.m. -
Nonstop1h 35m
Mon 9/119:00 p.m. -
Nonstop1h 25m
Deal found 18/10C$ 244
Fri 6/118:25 p.m. -
Nonstop1h 20m
Tue 10/1111:35 a.m. -
Nonstop1h 30m
Deal found 18/10C$ 234
Sat 7/118:40 a.m. -
Nonstop1h 35m
Sun 8/117:55 a.m. -
Nonstop1h 25m
Deal found 18/10C$ 216
Sat 7/116:50 p.m. -
Nonstop1h 20m
Mon 9/119:00 p.m. -
Nonstop1h 25m
Deal found 18/10C$ 226
Thu 12/118:20 p.m. -
Nonstop1h 20m
Sun 15/117:55 a.m. -
Nonstop1h 25m
Deal found 16/10C$ 224
Fri 20/116:45 p.m. -
Nonstop1h 20m
Fri 27/119:20 a.m. -
Nonstop1h 30m
Deal found 16/10C$ 204
Tue 24/115:15 p.m. -
Nonstop1h 25m
Sun 29/116:45 a.m. -
Nonstop1h 25m
Deal found 19/10C$ 197
Sat 28/1112:40 p.m. -
Nonstop1h 35m
Sun 29/117:55 a.m. -
Nonstop1h 25m
Deal found 15/10C$ 240
Sun 29/119:05 a.m. -
Nonstop1h 35m
Thu 3/123:10 p.m. -
Nonstop1h 30m
Deal found 15/10C$ 238
One-way flights from Glasgow Intl to Heathrow
Search for one-way flight options from Glasgow Intl to Heathrow. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.
Tue 1/127:55 a.m. -
1 stop12h 10m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 16/10C$ 118
Mon 8/38:45 a.m. -
Nonstop1h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 17/10C$ 126
Sun 17/15:40 a.m. -
Nonstop1h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 127
Sun 29/119:05 a.m. -
Nonstop1h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/10C$ 134
Mon 4/18:15 p.m. -
Nonstop1h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 135
Thu 10/125:40 p.m. -
Nonstop1h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 137
Wed 25/116:10 p.m. -
Nonstop1h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 16/10C$ 138
Tue 24/117:10 a.m. -
Nonstop1h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 141
Mon 30/1110:40 p.m. -
1 stop9h 25m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 15/10C$ 145
Thu 3/121:55 p.m. -
1 stop3h 55m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 154
Thu 10/121:55 p.m. -
1 stop3h 55m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 19/10C$ 169
Find flight deals from Glasgow Intl to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Heathrow (LHR). 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 19 October 2026.
Customize your flight search to find flights from Glasgow Intl to Heathrow 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 7,457,451 searches. Data last updated 19 October 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 12/3
2:05 p.m.-3:40 p.m.
Nonstop1h 35m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 126
Quickest round-trip
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Mon 4/1
8:15 p.m.-9:35 p.m.
Nonstop1h 20m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 135
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Wed 25/11
6:10 p.m.-7:30 p.m.
Nonstop1h 20m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 138
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Sun 6/12
3:45 p.m.-5:10 p.m.
Nonstop1h 25m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 138
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Tue 15/12
10:55 a.m.-12:30 p.m.
Nonstop1h 35m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 140
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Thu 10/12
5:20 a.m.-6:55 a.m.
Nonstop1h 35m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 140
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Mon 30/11
10:40 p.m.-8:05 a.m.
1 stop9h 25m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 145
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Thu 10/12
1:55 p.m.-5:50 p.m.
1 stop3h 55m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 169
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Sun 15/11
9:05 a.m.-10:40 a.m.
Nonstop1h 35m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 206
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 13/11
12:40 p.m.-2:15 p.m.
Nonstop1h 35m
London Heathrow
Wed 31/12
12:00 a.m.-12:00 a.m.
Nonstop0h 00m
C$ 206
Flights are sorted by cheapest round-trip flights first.
Deals found on 17/10
Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3
Best time to book a flight from Glasgow Intl to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Glasgow Intl with our price prediction graph.
GLA-LHR
Estimated round-trip 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 Intl Airport to London Heathrow Airport
Prices
Delays
How far ahead should I book a flight from Glasgow Intl Airport to London Heathrow Airport?
The price you pay for your flight from Glasgow Intl Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 40 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 Intl Airport to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to London Heathrow Airport (average of C$ 212). Flying from Glasgow Intl Airport to London Heathrow Airport in June is currently the most expensive (average of C$ 326). 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 LHR?
Find hourly flight availability from Glasgow Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 October 2026.
It’s typically best to fly out from Glasgow Intl Airport to London Heathrow Airport in the evening. Doing so could potentially save you 70% on the flight price compared to flying in the morning, which is usually more expensive.
How much does it cost to fly round-trip from Glasgow Intl Airport to London Heathrow Airport?
Airfare is below average for this route at the moment.
Glasgow Intl Airport to London Heathrow Airport flights typically cost between C$ 212 and C$ 337 in November.The cheapest round-trip price found within the last 5 days was C$ 197 on British Airways (24 Nov-30 Nov).
How often are flights from Glasgow to London delayed?
About 9% of weekly flights between Glasgow and London have experienced delays in the past year, with the average delay time being 98 minutes.
What is the most punctual flight time for Glasgow to London flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Glasgow to London flights?
Over the past year, British Airways has had the lowest number of delays on this route, with just 9% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Glasgow Intl to Heathrow. 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 Glasgow Intl Airport to London Heathrow Airport?
Departing from Glasgow Intl Airport to London Heathrow Airport will take you 1h 35m. Airlines will cover a distance of 555 km. Generally, flights for this route are direct.
What are the most reliable airlines from Glasgow Intl Airport to London Heathrow Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Glasgow Intl Airport to London Heathrow Airport on time: American Airlines (78%), Royal Air Maroc (77%), British Airways (76%).
Can I find deals for flights from Glasgow Intl to Heathrow that include hotel bookings?
Yes. In addition to deals on Glasgow Intl to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Glasgow Intl to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Heathrow.
Can I find deals for business class flights from Glasgow Intl to Heathrow?
Yes. Cheapflights offers flight deals from Glasgow Intl to Heathrow 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 Intl Airport to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to London Heathrow Airport (average of C$ 212). Flying from Glasgow Intl Airport to London Heathrow Airport in June is currently the most expensive (average of C$ 326). 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 Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 October 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Glasgow Intl to Heathrow?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Glasgow Intl to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Heathrow?
Cheapflights helps you find that perfect flight to Heathrow from Glasgow Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Glasgow Intl to Heathrow with no change fees?
Yes, we can. To see specific flights from Glasgow Intl to Heathrow 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 Intl to Heathrow become cheaper?
Yes! Start tracking prices for Glasgow Intl to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your 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 analyze navigation, to offer and measure personalized 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 and update your choices anytime by clicking the ’Privacy Preferences’ link in the page side navigation.