Cheap flights from Glasgow to London Heathrow Airport from £50
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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — LHR
30 Sep — 7 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Glasgow to London Heathrow are usually found in February or March, booked 41 days in advance, depart on a Friday or Saturday and return on a Saturday
Cheap flight deals from Glasgow to Heathrow
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Glasgow to Heathrow
Explore the most affordable flight options available from Glasgow to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.
Thu 8/1021:20 -
Nonstop1h 20m
Sun 11/1009:20 -
Nonstop1h 30m
Deal found 27/8£86
Sun 18/1007:35 -
Nonstop1h 35m
Tue 20/1014:40 -
Nonstop1h 30m
Deal found 27/8£87
Sat 3/1019:45 -
Nonstop1h 20m
Thu 8/1016:20 -
Nonstop1h 30m
Deal found 27/8£99
Wed 21/1019:40 -
Nonstop1h 20m
Mon 26/1018:55 -
Nonstop1h 25m
Deal found 30/8£100
Sat 17/1019:45 -
Nonstop1h 20m
Sun 25/1006:45 -
Nonstop1h 25m
Deal found 28/8£101
Wed 7/1013:20 -
Nonstop1h 30m
Tue 13/1007:20 -
Nonstop1h 25m
Deal found 28/8£103
Mon 28/920:50 -
Nonstop1h 20m
Mon 5/1008:25 -
Nonstop1h 25m
Deal found 28/8£104
Fri 30/1020:25 -
Nonstop1h 20m
Sun 1/1106:45 -
Nonstop1h 25m
Deal found 26/8£106
Mon 28/1220:15 -
Nonstop1h 20m
Sat 30/106:25 -
Nonstop1h 25m
Deal found 30/8£106
Best flights from Glasgow to Heathrow
Discover carefully curated flight deals from Glasgow to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.
Fri 30/1020:25 -
Nonstop1h 20m
Mon 2/1106:25 -
Nonstop1h 25m
Deal found 26/8£106
Fri 27/1117:15 -
1 stop3h 35m
Sun 29/1106:30 -
1 stop6h 15m
Deal found 31/8£176
Wed 28/1009:50 -
1 stop5h 45m
Fri 30/1014:15 -
1 stop4h 45m
Deal found 30/8£205
Fri 30/1020:25 -
Nonstop1h 20m
Tue 3/1120:55 -
Nonstop1h 25m
Deal found 26/8£106
Fri 23/1005:50 -
Nonstop1h 35m
Wed 28/1017:55 -
Nonstop1h 25m
Deal found 27/8£106
Tue 15/908:35 -
Nonstop1h 35m
Wed 14/1008:15 -
Nonstop1h 25m
Deal found 28/8£131
Mon 16/1117:15 -
1 stop3h 35m
Sun 22/1106:30 -
1 stop6h 15m
Deal found 27/8£178
Mon 9/1106:00 -
1 stop10h 05m
Sun 15/1106:30 -
1 stop6h 15m
Deal found 28/8£188
Thu 29/1005:40 -
1 stop5h 05m
Sun 1/1108:40 -
1 stop4h 05m
Deal found 29/8£189
Wed 21/1016:55 -
1 stop4h 00m
Sun 25/1006:30 -
1 stop6h 15m
Deal found 27/8£204
Direct flights from Glasgow to Heathrow
Explore direct flight options from Glasgow to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.
Thu 8/1021:20 -
Nonstop1h 20m
Sun 11/1009:20 -
Nonstop1h 30m
Deal found 27/8£86
Sun 18/1007:35 -
Nonstop1h 35m
Tue 20/1014:40 -
Nonstop1h 30m
Deal found 27/8£87
Sat 3/1019:45 -
Nonstop1h 20m
Thu 8/1016:20 -
Nonstop1h 30m
Deal found 27/8£99
Wed 21/1019:40 -
Nonstop1h 20m
Mon 26/1018:55 -
Nonstop1h 25m
Deal found 30/8£100
Sat 17/1019:45 -
Nonstop1h 20m
Sun 25/1006:45 -
Nonstop1h 25m
Deal found 28/8£101
Wed 7/1013:20 -
Nonstop1h 30m
Tue 13/1007:20 -
Nonstop1h 25m
Deal found 28/8£103
Mon 28/920:50 -
Nonstop1h 20m
Mon 5/1008:25 -
Nonstop1h 25m
Deal found 28/8£104
Fri 30/1020:25 -
Nonstop1h 20m
Sun 1/1106:45 -
Nonstop1h 25m
Deal found 26/8£106
Mon 28/1220:15 -
Nonstop1h 20m
Sat 30/106:25 -
Nonstop1h 25m
Deal found 30/8£106
Last-minute flights from Glasgow to Heathrow
Discover last-minute flight deals from Glasgow to Heathrow. Data last updated 31 August 2026 and is based on user searches.
Wed 2/920:50 -
Nonstop1h 20m
Thu 8/1017:15 -
Nonstop1h 30m
Deal found 26/8£116
Sat 12/919:45 -
Nonstop1h 20m
Sat 19/920:55 -
Nonstop1h 20m
Deal found 26/8£109
Sat 19/919:45 -
Nonstop1h 20m
Sat 26/920:55 -
Nonstop1h 20m
Deal found 29/8£112
Mon 21/910:00 -
Nonstop1h 30m
Fri 2/1020:10 -
Nonstop1h 20m
Deal found 27/8£114
Thu 24/920:50 -
Nonstop1h 20m
Sun 27/922:15 -
Nonstop1h 15m
Deal found 29/8£118
Mon 28/920:50 -
Nonstop1h 20m
Mon 5/1008:25 -
Nonstop1h 25m
Deal found 28/8£104
Tue 29/919:30 -
Nonstop1h 20m
Tue 6/1011:55 -
Nonstop1h 30m
Deal found 29/8£107
One-way flights from Glasgow to Heathrow
Search for one-way flight options from Glasgow to Heathrow. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.
Wed 7/1016:50 -
Nonstop1h 25m
Deal found 26/8£50
Wed 4/1108:15 -
Nonstop1h 35m
Deal found 26/8£61
Fri 27/1117:40 -
Nonstop1h 20m
Deal found 29/8£61
Thu 22/1011:25 -
Nonstop1h 30m
Deal found 30/8£62
Tue 27/1006:15 -
Nonstop1h 35m
Deal found 26/8£63
Wed 14/1013:20 -
Nonstop1h 30m
Deal found 30/8£64
Thu 15/1021:20 -
Nonstop1h 20m
Deal found 30/8£64
Tue 29/908:20 -
1 stop6h 40m
Deal found 30/8£65
Tue 6/1016:05 -
1 stop4h 15m
Deal found 28/8£66
Fri 23/1005:50 -
Nonstop1h 35m
Deal found 31/8£67
Thu 10/1205:20 -
Nonstop1h 35m
Deal found 31/8£68
Find flight deals from Glasgow to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 31 August 2026.
Customise your flight search to find flights from Glasgow 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 31 August 2026.
Use the filters below to find and compare flights from Glasgow to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 30/10
20:25-21:45
Nonstop1h 20m
London Heathrow
Mon 2/11
06:25-07:50
Nonstop1h 25m
£106
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 30/10
20:25-21:45
Nonstop1h 20m
London Heathrow
Tue 3/11
20:55-22:20
Nonstop1h 25m
£106
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 23/10
05:50-07:25
Nonstop1h 35m
London Heathrow
Wed 28/10
17:55-19:20
Nonstop1h 25m
£106
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Tue 15/9
08:35-10:10
Nonstop1h 35m
London Heathrow
Wed 14/10
08:15-09:40
Nonstop1h 25m
£131
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Fri 27/11
17:15-20:50
1 stop3h 35m
London Heathrow
Sun 29/11
06:30-12:45
1 stop6h 15m
£176
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Mon 16/11
17:15-20:50
1 stop3h 35m
London Heathrow
Sun 22/11
06:30-12:45
1 stop6h 15m
£178
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Mon 9/11
06:00-16:05
1 stop10h 05m
London Heathrow
Sun 15/11
06:30-12:45
1 stop6h 15m
£188
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Thu 29/10
05:40-10:45
1 stop5h 05m
London Heathrow
Sun 1/11
08:40-12:45
1 stop4h 05m
£189
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Wed 21/10
16:55-20:55
1 stop4h 00m
London Heathrow
Sun 25/10
06:30-12:45
1 stop6h 15m
£204
GlasgowLondon
GLA Glasgow Intl - LHR London Heathrow
GLALHR
Glasgow Intl
Wed 28/10
09:50-15:35
1 stop5h 45m
London Heathrow
Fri 30/10
14:15-19:00
1 stop4h 45m
£205
Flights are sorted by cheapest return flights first.
Deals found on 30/8
Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
Best time to book a flight from Glasgow to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Glasgow with our price prediction graph.
GG1-LHR
GLA-LHR
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 Glasgow to London Heathrow Airport
GG1-LHR
GLA-LHR
What is the cheapest month to book a flight from Glasgow to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Glasgow to London Heathrow Airport (average of £111). Flying from Glasgow to London Heathrow Airport in June is currently the most expensive (average of £169). 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 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 31 August 2026.
A simple way to save on the total cost of your ticket is to fly from Glasgow to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight at midday.
How much does it cost for a return flight from Glasgow to London Heathrow Airport?
Airfare is below average for this route at the moment.
Glasgow to London Heathrow Airport flights typically cost between £112 and £184 in October.The cheapest return price found within the last 5 days was £86 on British Airways (8 Oct–11 Oct).
How often are flights from Glasgow to London delayed?
About 10% of weekly flights between Glasgow and London have experienced delays in the past year, with the average delay time being 97 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 Saturday 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 have had the lowest number of delays on this route, with just 10% of flights being delayed.
How far ahead should I book a flight from Glasgow to London Heathrow Airport?
The price you pay for your flight from Glasgow 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 day to fly from Glasgow to London Heathrow Airport?
Use this chart to determine the cheapest time to fly return from Glasgow to Heathrow. Price data was last updated on 29 August 2026.
Travellers seeking maximum savings on their Glasgow to London Heathrow Airport flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 31 August 2026.
Read reviews from past customers who have flown with easyJet and British Airways
from Glasgow to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding was a disaster. They are Nazis with the bags.
Related info for your journey
Find useful and relevant information for your journey from Glasgow 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 to London Heathrow Airport?
There are many flights that can get you from Glasgow to London Heathrow Airport in 1h 35m. Fly via British Airways or KLM to get the fastest option. The distance between Glasgow and London Heathrow Airport is about 345 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Glasgow to London Heathrow Airport round-trip?
Currently priced at £26, easyJet will fly you from Glasgow to London Heathrow Airport and back. In addition to easyJet, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on British Airways for as low as £94. easyJet is priced at 80% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Glasgow to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Glasgow, check out the most reliable airlines to get you to your destination on time: American Airlines (91%), Japan Airlines (88%), Qatar Airways( 86%).
What are the cheapest flights from Glasgow to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £68. While the most popular route (Glasgow Intl - London Heathrow) can be booked for £99 on average, our data indicates £2,389 when flying from Glasgow to London Heathrow Airport.
Can I find deals for business class flights from Glasgow to Heathrow?
Yes. Cheapflights offers flight deals from Glasgow 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 to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Glasgow to London Heathrow Airport (average of £111). Flying from Glasgow to London Heathrow Airport in June is currently the most expensive (average of £169). 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 31 August 2026.
Discover the top 4 airlines that operate flights from Glasgow to Heathrow. 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 7,457,451 searches. Data last updated 31 August 2026.
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 Glasgow to Heathrow?
Cheapflights helps you search for flights from Glasgow to Heathrow 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 Glasgow to Heathrow?
Cheapflights helps you find that perfect flight to Heathrow from Glasgow 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 to Heathrow with no change fees?
Yes! Cheapflights helps users easily find flights from Glasgow to Heathrow with no change fees.
Can Cheapflights notify me if prices for flights from Glasgow to Heathrow become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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.