How often are flights from London to Glasgow delayed?

About 16% of weekly flights between London and Glasgow have experienced delays in the past year, with the average delay time being 103 minutes.

Which airline has the best punctuality record on London to Glasgow flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

What is the most punctual flight time for London to Glasgow flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon 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 Friday has historically faced a higher average of delays compared to other days of the week.

How long is the flight from London Heathrow Airport to Glasgow Intl Airport?

For as low as £108, British Airways can have you in Glasgow Intl Airport from London Heathrow Airport in 1h 25m. The distance between London Heathrow Airport and Glasgow Intl Airport is about 345 mi. Most flights are nonstop.

What are the cheapest airlines flying from London Heathrow Airport to Glasgow Intl Airport round-trip?

Flying on easyJet is currently your cheapest option to Glasgow Intl Airport, with prices starting at £46. Another option worth looking into is British Airways, starting at £84 return. easyJet is 65% cheaper than the average price of flights available within the next 90 days to this destination.

Weekly flight availability from London Heathrow Airport to Glasgow Intl Airport

The most flights from LHR to GLA are scheduled on a Sunday (50 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (11 on average).

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 33.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 33.0 mm.

If weather is an important factor for your trip to Glasgow Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the cheapest flights from London Heathrow Airport to Glasgow Intl Airport?

The cheapest flight price from London Heathrow Airport to Glasgow Intl Airport is £62. On average you can expect to pay £126. The most popular route, (London Heathrow - Glasgow Intl), can usually be booked for £89.

What are the most reliable airlines from London Heathrow Airport to Glasgow Intl Airport?

No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Glasgow Intl Airport consider choosing China Southern (93%), Malaysia Airlines (92%) or Royal Air Maroc (92%) as they are the most reliable in getting you off to your destination on time.

Can I find deals for flights from Heathrow to Glasgow Intl that include hotel bookings?

Yes. In addition to deals on Heathrow to Glasgow Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Glasgow Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Glasgow Intl.

Can I find deals for business class flights from Heathrow to Glasgow Intl?

Yes. Cheapflights offers flight deals from Heathrow 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.

£53+ Cheap Flights from London Heathrow Airport to Glasgow Intl Airport

Cheapflights Tip: The best prices from London Heathrow to Glasgow Intl are usually found in February or April, booked 65 days in advance, depart on a Monday or Saturday and return on a Friday

Cheap flight deals from Heathrow to Glasgow Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Heathrow to Glasgow Intl
Explore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Fri 10/706:15

LHR

GLA

Nonstop1h 25m

British Airways

Thu 16/720:50

GLA

LHR

Nonstop1h 20m

British Airways

Deal found 15/3£89

Fri 10/416:00

LHR

GLA

Nonstop1h 30m

British Airways

Fri 17/408:35

GLA

LHR

Nonstop1h 35m

British Airways

Deal found 13/3£91

Thu 9/420:15

LHR

GLA

Nonstop1h 20m

British Airways

Thu 23/421:20

GLA

LHR

Nonstop1h 20m

British Airways

Deal found 12/3£93

Wed 1/408:15

LHR

GLA

Nonstop1h 25m

British Airways

Thu 30/421:20

GLA

LHR

Nonstop1h 20m

British Airways

Deal found 12/3£94

Mon 23/321:00

LHR

GLA

Nonstop1h 30m

British Airways

Wed 25/313:55

GLA

LHR

Nonstop1h 30m

British Airways

Deal found 12/3£95

Mon 16/311:45

LHR

GLA

Nonstop1h 30m

British Airways

Tue 17/309:50

GLA

LHR

Nonstop1h 35m

British Airways

Deal found 15/3£96

Fri 24/406:15

LHR

GLA

Nonstop1h 25m

British Airways

Tue 28/415:40

GLA

LHR

Nonstop1h 25m

British Airways

Deal found 14/3£97

Mon 13/421:50

LHR

GLA

Nonstop1h 15m

British Airways

Mon 20/405:50

GLA

LHR

Nonstop1h 35m

British Airways

Deal found 13/3£98

Sat 4/421:55

LHR

GLA

Nonstop1h 15m

British Airways

Fri 17/413:25

GLA

LHR

Nonstop1h 30m

British Airways

Deal found 13/3£99

Sat 25/421:55

LHR

GLA

Nonstop1h 15m

British Airways

Mon 27/417:40

GLA

LHR

Nonstop1h 25m

British Airways

Deal found 16/3£100

Find flight deals from Heathrow to Glasgow Intl

Round-trip from	£89
One-way from	£53
Popular in	June
Cheapest in	February
Average price	£126
Good round-trip deal	£119 or less
Good one-way deal	£67 or less

British Airways
10/7-16/7
Nonstop
2h 45m total
London to Glasgow

Search Deals

British Airways
16/5
Nonstop
1h 20m total
London to Glasgow

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£14 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).

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Average for round-trip flights in March 2026

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Price to beat on a round-trip flight from London Heathrow to Glasgow Intl.

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Price to beat on a one-way flight from London Heathrow to Glasgow Intl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 3/8

06:30-07:55

Nonstop1h 25m

Glasgow Intl

Mon 10/8

05:50-07:25

Nonstop1h 35m

£108

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 19/8

07:10-08:35

Nonstop1h 25m

Glasgow Intl

Wed 19/8

20:50-22:10

Nonstop1h 20m

£112

Fastest return journey

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 15/5

21:15-22:30

Nonstop1h 15m

Glasgow Intl

Sat 16/5

19:45-21:05

Nonstop1h 20m

£114

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 29/6

21:50-23:05

Nonstop1h 15m

Glasgow Intl

Tue 30/6

19:30-20:50

Nonstop1h 20m

£116

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 22/5

06:15-07:40

Nonstop1h 25m

Glasgow Intl

Sun 24/5

06:00-07:35

Nonstop1h 35m

£118

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 8/7

07:10-08:35

Nonstop1h 25m

Glasgow Intl

Tue 14/7

05:55-07:30

Nonstop1h 35m

£121

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 20/5

21:10-22:25

Nonstop1h 15m

Glasgow Intl

Wed 27/5

19:40-21:00

Nonstop1h 20m

£126

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 5/6

06:15-07:40

Nonstop1h 25m

Glasgow Intl

Sat 20/6

19:45-21:05

Nonstop1h 20m

£129

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 22/5

06:15-07:40

Nonstop1h 25m

Glasgow Intl

Mon 25/5

05:50-07:25

Nonstop1h 35m

£134

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 1/4

09:15-10:45

Nonstop1h 30m

Glasgow Intl

Fri 3/4

05:50-07:25

Nonstop1h 35m

£139

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Heathrow with our price prediction graph.

LHR-GLA

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 London Heathrow Airport to Glasgow Intl Airport

Prices

Airlines

Delays

How far ahead should I book a flight from London Heathrow Airport to Glasgow Intl Airport?

The best time to book flights from London Heathrow Airport to Glasgow Intl Airport is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Glasgow Intl Airport?

Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of £66). Flying from London Heathrow Airport to Glasgow Intl Airport in March is currently the most expensive (average of £87). 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 LHR to GLA?

One of the essential ways to save on airfare from London Heathrow Airport to Glasgow Intl Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.

What is the cheapest day to fly from London Heathrow Airport to Glasgow Intl Airport?

Travellers seeking maximum savings on their London Heathrow Airport to Glasgow Intl Airport flight should consider departing on Saturday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Glasgow Intl

See what other customers who have flown with easyJet and British Airways from London Heathrow Airport to Glasgow Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

easyJet

6.9

Okay

1,887 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

easyJet

6.9

Okay

1,887 reviews

easyJet

6.9

Okay

1,887 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

British Airways

6.7

Okay

7,797 reviews

easyJet

6.9

Okay

1,887 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Related info for your journey

How long is the flight from London Heathrow Airport to Glasgow Intl Airport?
For as low as £108, British Airways can have you in Glasgow Intl Airport from London Heathrow Airport in 1h 25m. The distance between London Heathrow Airport and Glasgow Intl Airport is about 345 mi. Most flights are nonstop.
What are the cheapest airlines flying from London Heathrow Airport to Glasgow Intl Airport round-trip?
Flying on easyJet is currently your cheapest option to Glasgow Intl Airport, with prices starting at £46. Another option worth looking into is British Airways, starting at £84 return. easyJet is 65% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most reliable airlines from London Heathrow Airport to Glasgow Intl Airport?
No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Glasgow Intl Airport consider choosing China Southern (93%), Malaysia Airlines (92%) or Royal Air Maroc (92%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London Heathrow Airport to Glasgow Intl Airport?
The cheapest flight price from London Heathrow Airport to Glasgow Intl Airport is £62. On average you can expect to pay £126. The most popular route, (London Heathrow - Glasgow Intl), can usually be booked for £89.
Can I find deals for flights from Heathrow to Glasgow Intl that include hotel bookings?
Yes. In addition to deals on Heathrow to Glasgow Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Glasgow Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Glasgow Intl.
Can I find deals for business class flights from Heathrow to Glasgow Intl?
Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Glasgow Intl Airport?
Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of £66). Flying from London Heathrow Airport to Glasgow Intl Airport in March is currently the most expensive (average of £87). 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.

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Dumbarton

Arrochar

Clydebank

East Kilbride

Largs

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Renfrew

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Alexandria

Tarbert

Balloch

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Fly from Heathrow to Glasgow Intl on these airlines

British Airways flights from London Heathrow to Glasgow Intl

easyJet flights from London Heathrow to Glasgow Intl

Top 2 airlines flying from Heathrow to Glasgow Intl

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£46	Average£71	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£84	Average£133	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from Heathrow to Glasgow Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Glasgow Intl from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Glasgow Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Glasgow Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Glasgow Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Glasgow Intl with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Glasgow Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Glasgow Intl from Heathrow today and book when prices fit your budget.

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Cheap flights from London Heathrow Airport to Glasgow Intl Airport from £53

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Glasgow Intl

Cheapest flights from Heathrow to Glasgow IntlExplore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Explore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Best flights from Heathrow to Glasgow IntlDiscover carefully curated flight deals from Heathrow to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 March 2026.

Discover carefully curated flight deals from Heathrow to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 March 2026.

Direct flights from Heathrow to Glasgow IntlExplore direct flight options from Heathrow to Glasgow Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 March 2026.

Explore direct flight options from Heathrow to Glasgow Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 March 2026.

Last-minute flights from Heathrow to Glasgow IntlDiscover last-minute flight deals from Heathrow to Glasgow Intl. Data last updated 17 March 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Glasgow Intl. Data last updated 17 March 2026 and is based on user searches.

One-way flights from Heathrow to Glasgow IntlSearch for one-way flight options from Heathrow to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 17 March 2026.

Search for one-way flight options from Heathrow to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 17 March 2026.

Find flight deals from Heathrow to Glasgow Intl

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One-way from

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Glasgow Intl Airport that are best for you.

Best time to book a flight from Heathrow to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Glasgow Intl Airport

How far ahead should I book a flight from London Heathrow Airport to Glasgow Intl Airport?

What is the cheapest month to book a flight from London Heathrow Airport to Glasgow Intl Airport?

What is the cheapest time of day to fly from LHR to GLA?

What is the cheapest day to fly from London Heathrow Airport to Glasgow Intl Airport?

Weekly flight availability from London Heathrow Airport to Glasgow Intl Airport

How often are flights from London to Glasgow delayed?

What is the most punctual flight time for London to Glasgow flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Glasgow flights?

Reviews of airlines servicing Glasgow Intl

See what other customers who have flown with easyJet and British Airways from London Heathrow Airport to Glasgow Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 London Heathrow Airport to Glasgow Intl Airport?

What are the cheapest airlines flying from London Heathrow Airport to Glasgow Intl Airport round-trip?

What are the most reliable airlines from London Heathrow Airport to Glasgow Intl Airport?

What are the cheapest flights from London Heathrow Airport to Glasgow Intl Airport?

Can I find deals for flights from Heathrow to Glasgow Intl that include hotel bookings?

How can I find direct flights from Heathrow to Glasgow Intl?

Can I find deals for business class flights from Heathrow to Glasgow Intl?

What is the cheapest month to book a flight from London Heathrow Airport to Glasgow Intl Airport?

Travelling to a place near Glasgow Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Fly from Heathrow to Glasgow Intl on these airlines

Choose from the following airlines for your flight from Heathrow to Glasgow Intl. Flights are based on user searches made on Cheapflights and were last updated on 17 March 2026.

Alternative routes for Heathrow to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Glasgow Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Scotland

Book a non-stop flight to one of these other cities located in Scotland.

Search flights from Heathrow to Glasgow Intl by cabin class

Find flights from Heathrow to Glasgow Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Glasgow Intl

Explore flights to Glasgow Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 March 2026.

Heathrow and Glasgow Intl flights

Browse other Heathrow and Glasgow Intl flight options. Last updated on 17 March 2026.

Other flights from Heathrow

Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 17 March 2026.

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Top 2 airlines flying from Heathrow to Glasgow Intl

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Can Cheapflights find flights from Heathrow to Glasgow Intl with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Glasgow Intl become cheaper?

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Cheapest flights from Heathrow to Glasgow Intl
Explore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Best flights from Heathrow to Glasgow Intl
Discover carefully curated flight deals from Heathrow to Glasgow Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 March 2026.

Direct flights from Heathrow to Glasgow Intl
Explore direct flight options from Heathrow to Glasgow Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 March 2026.

Last-minute flights from Heathrow to Glasgow Intl
Discover last-minute flight deals from Heathrow to Glasgow Intl. Data last updated 17 March 2026 and is based on user searches.

One-way flights from Heathrow to Glasgow Intl
Search for one-way flight options from Heathrow to Glasgow Intl. Find affordable one-way fares based on user searches. Data last updated 17 March 2026.