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Cheap flights from Glasgow to London from £53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow to London departing on 25/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

British Airways Logo
12:45 - 14:15GLA-LHR
1h 30mdirect
British Airways Logo
19:55 - 21:25LHR-GLA
1h 30mdirect
£86British Airways
Find Deal
Sat, 1 Nov - Sat, 1 Nov
British Airways Logo
16:05 - 17:35GLA-LHR
1h 30mdirect
British Airways Logo
21:00 - 22:30LHR-GLA
1h 30mdirect
£89British Airways
Find Deal
Fri, 19 Dec - Sun, 4 Jan
British Airways Logo
05:55 - 07:30GLA-LHR
1h 35mdirect
British Airways Logo
08:25 - 09:50LHR-GLA
1h 25mdirect
£90British Airways
Find Deal
Sun, 15 Mar - Wed, 25 Mar
British Airways Logo
05:55 - 07:30GLA-LHR
1h 35mdirect
British Airways Logo
06:25 - 07:50LHR-GLA
1h 25mdirect
£92British Airways
Find Deal
Wed, 18 Feb - Fri, 20 Feb
British Airways Logo
21:15 - 22:35GLA-LHR
1h 20mdirect
British Airways Logo
11:50 - 13:20LHR-GLA
1h 30mdirect
£95British Airways
Find Deal
Sat, 25 Oct - Sun, 2 Nov
British Airways Logo
21:15 - 22:35GLA-LHR
1h 20mdirect
British Airways Logo
20:10 - 21:40LHR-GLA
1h 30mdirect
£95British Airways
Find Deal
Sat, 18 Oct - Sun, 2 Nov
British Airways Logo
20:20 - 21:40GLA-LHR
1h 20mdirect
British Airways Logo
11:35 - 13:05LHR-GLA
1h 30mdirect
£100British Airways
Find Deal
Thu, 6 Nov - Wed, 12 Nov
British Airways Logo
21:20 - 22:45GLA-LHR
1h 25mdirect
British Airways Logo
15:00 - 16:25LHR-GLA
1h 25mdirect
£101British Airways
Find Deal
Tue, 7 Oct - Tue, 14 Oct
Multiple Airlines Logo
14:20 - 19:25GLA-LHR
5h 05m1 stop
Multiple Airlines Logo
07:40 - 13:20LHR-GLA
5h 40m1 stop
£149Multiple Airlines
Find Deal
Mon, 13 Oct - Thu, 16 Oct
Multiple Airlines Logo
15:35 - 20:20GLA-LHR
4h 45m1 stop
Multiple Airlines Logo
15:50 - 21:25LHR-GLA
5h 35m1 stop
£159Multiple Airlines
Find Deal
Sat, 11 Oct - Mon, 13 Oct

British Airways flights from Glasgow to London Heathrow Airport

Our best British Airways deals on Glasgow to London Heathrow Airport flight tickets
British Airways
1 Nov
GLA12:45Glasgow Intl
1h 30m
LHR14:15London Heathrow
1 Nov
LHR19:55London Heathrow
1h 30m
GLA21:25Glasgow Intl
£86
Find similar
British Airways
20 Sept
GLA05:50Glasgow Intl
1h 35m
LHR07:25London Heathrow
20 Sept
LHR21:55London Heathrow
1h 25m
GLA23:20Glasgow Intl
£87
Find similar
British Airways
19 Dec
GLA16:05Glasgow Intl
1h 30m
LHR17:35London Heathrow
4 Jan
LHR21:00London Heathrow
1h 30m
GLA22:30Glasgow Intl
£89
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 18 September 2025.
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

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Sat 1/11

12:45-14:15

Nonstop1h 30m

London Heathrow

Sat 1/11

19:55-21:25

Nonstop1h 30m

£86

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Fri 19/12

16:05-17:35

Nonstop1h 30m

London Heathrow

Sun 4/1

21:00-22:30

Nonstop1h 30m

£89

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Sun 15/3

05:55-07:30

Nonstop1h 35m

London Heathrow

Wed 25/3

08:25-09:50

Nonstop1h 25m

£90

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Wed 18/2

05:55-07:30

Nonstop1h 35m

London Heathrow

Fri 20/2

06:25-07:50

Nonstop1h 25m

£92

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Sat 25/10

21:15-22:35

Nonstop1h 20m

London Heathrow

Sun 2/11

11:50-13:20

Nonstop1h 30m

£95

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Sat 18/10

21:15-22:35

Nonstop1h 20m

London Heathrow

Sun 2/11

20:10-21:40

Nonstop1h 30m

£95

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Thu 6/11

20:20-21:40

Nonstop1h 20m

London Heathrow

Wed 12/11

11:35-13:05

Nonstop1h 30m

£100

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Tue 7/10

21:20-22:45

Nonstop1h 25m

London Heathrow

Tue 14/10

15:00-16:25

Nonstop1h 25m

£101

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Mon 13/10

14:20-19:25

1 stop5h 05m

London Heathrow

Thu 16/10

07:40-13:20

1 stop5h 40m

£149

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Sat 11/10

15:35-20:20

1 stop4h 45m

London Heathrow

Mon 13/10

15:50-21:25

1 stop5h 35m

£159

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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How to get the cheapest flight ticket from Glasgow to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, January is the cheapest month to fly from Glasgow to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £93. The month of December is another great option to travel to London Heathrow Airport, with average flight prices from Glasgow averaging around £100.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Glasgow is on a Friday. momondo users have found tickets for Friday departures for as low as £550. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £598.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Glasgow to London Heathrow Airport in the evening for as low as £399. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £624 on average. Flights to London Heathrow Airport from Glasgow in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Glasgow to London Heathrow flight route?

Fly from Edinburgh Turnhouse to London Heathrow for the best Glasgow - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Glasgow when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £115 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Glasgow for as low as £93 on momondo.

What cabin class options are available on Glasgow to London Heathrow flights?

There are 4 cabin classes available to choose from on Glasgow to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Glasgow to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow to London Heathrow Airport

Fastest flight time

1h 20m

Direct flights

Every day
The fastest flight from Glasgow to London Heathrow Airport takes 1h 20m
Direct flights go from Glasgow to London Heathrow Airport every day.
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  • How far is Glasgow to London Heathrow by plane?

    London Heathrow is 340.3 mi away from Glasgow. 1h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Glasgow to London Heathrow Airport?

    Prices for flights from Glasgow to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Glasgow to London Heathrow Airport?

  • How old do you have to be to fly from Glasgow to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Glasgow to London Heathrow Airport

Compare and see reviews for airlines that fly from Glasgow to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £34Free CancellationRating
6.9
1,822 reviews
Search easyJet flights
British AirwaysPriceFrom £68Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
LoganairPriceFrom £144Free CancellationRating
8.2
19 reviews
Search Loganair flights
KLMPriceFrom £159Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Travelling to a place near London?

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Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Glasgow to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Glasgow.

Can I find flights from Glasgow to London with flexible booking policies on momondo?

Flights from Glasgow to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Glasgow to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Glasgow to London.

I’m not ready to book a flight from Glasgow to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Glasgow are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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