$131 Cheap Flights from Glasgow to London Heathrow in 2025

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Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from Glasgow to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Glasgow to London Heathrow? Find the lowest prices on one-way and return tickets right here.

London.$131 per passenger.Departing Wed, 26 Nov, returning Sat, 13 Dec.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Wed, 26 Nov, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Sat, 13 Dec, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$131 per passenger.Departing Fri, 19 Dec, returning Sun, 4 Jan.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Fri, 19 Dec, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Sun, 4 Jan, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$131 per passenger.Departing Sat, 13 Dec, returning Mon, 15 Dec.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Sat, 13 Dec, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Mon, 15 Dec, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$131 per passenger.Departing Mon, 19 Jan, returning Sun, 25 Jan.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Mon, 19 Jan, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Sun, 25 Jan, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$131 per passenger.Departing Mon, 6 Oct, returning Fri, 10 Oct.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Mon, 6 Oct, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Fri, 10 Oct, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$131 per passenger.Departing Wed, 10 Sep, returning Wed, 1 Oct.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Wed, 10 Sep, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Wed, 1 Oct, arriving in Glasgow Intl.Price includes taxes and charges.From $131, select.

London.$132 per passenger.Departing Wed, 23 Apr, returning Wed, 30 Apr.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Wed, 23 Apr, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Wed, 30 Apr, arriving in Glasgow Intl.Price includes taxes and charges.From $132, select.

London.$136 per passenger.Departing Fri, 17 Oct, returning Sat, 1 Nov.Return flight with British Airways.Outbound direct flight with British Airways departs from Glasgow Intl on Fri, 17 Oct, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Sat, 1 Nov, arriving in Glasgow Intl.Price includes taxes and charges.From $136, select.

Find the cheapest month to fly from Glasgow to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Glasgow to London Heathrow flights are currently cheapest in October.

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Direct flights from Glasgow to London Heathrow

Glasgow to London Heathrow: Alternative routes

Compare routes from Glasgow to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Glasgow to London: Flight information

The things to know before you go.

Cheapest flight found	$131
Cheapest month to fly	September
Average flight time	1 hr, 31 mins
Most popular airline	British Airways
Average flights per week	605

Finding cheap flights from Glasgow to London Heathrow: Frequently asked questions

How much are return flights from Glasgow to London Heathrow?

The best price we found for a return flight from Glasgow to London Heathrow is $131. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Glasgow to London Heathrow?

1 hour and 31 minutes is the average flight time from Glasgow to London Heathrow.

Which airlines fly direct from Glasgow to London Heathrow?

British Airways, Qatar Airways and American Airlines fly direct from Glasgow to London Heathrow.

How many flights are there a week from Glasgow to London Heathrow?

As of March 2025, there are 380 flights per week flying from Glasgow to London Heathrow.

When is the cheapest time to fly from Glasgow to London Heathrow?

The cheapest month to fly from Glasgow to London Heathrow is usually March 2025.

Which upcoming date is cheapest to fly from Glasgow to London Heathrow Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Glasgow to London Heathrow Airport on Wednesday, 10 September 2025.

Can I get a direct flight from Glasgow to London Heathrow Airport?

Yes – the average flight time is 1 hour and 31 minutes.

How can I find the best flight deal to London Heathrow?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Glasgow to London Heathrow with?

The cheapest airline that flies to London Heathrow is British Airways .

Which airlines fly from Glasgow to London?

British Airways and easyJet have direct flights from Glasgow to London.

Airlines with 1-stop flights include:

Is there a time difference between Glasgow and London?

No. Scotland and England use the same time zone.

What is the weather like in London?

Further south than Glasgow, London is a few degrees warmer and also gets less rain. The warmest month in the British capital is July at 19°C average, while January is the coldest at 5°C. Most people visit between May and mid-September, which means warmer days but also longer queues and fewer discounts.

How expensive is London?

	Glasgow	London
Average cost of a meal	AU$22.10	AU$27.60
Average cost of a coffee	AU$4.65	AU$5.00
Average cost of a taxi from the airport to the CBD	AU$30-AU$40	AU$100-AU$130

Essential travel information for London

You don't need a visa to enter the United Kingdom if you're an Australian citizen. You can stay up to 6 months.
Check travel warnings for the UK to stay safe on your trip.

Departing from Glasgow

Flights from Glasgow to London depart from Glasgow International Airport (GLA). This airport is 15km or a 15-minute drive west of the city. It can also be reached by local bus, express bus from George Square or Buchanan Bus Station or a taxi. You should aim to arrive 90 minutes before domestic flights to London Heathrow.

After checking in at the SkyHub and passing through security, you'll arrive in the domestic terminal. Here, you can browse the shops, grab a bite to eat or a drink, use the free Wi-Fi or relax in an airline lounge until they call your flight.

Arriving in London

London Heathrow Airport (LHR) is the UK's busiest airport. The terminal you'll arrive at depends on your airline. If you're planning to travel to London by train, there's a station by Terminals 2 and 3 and another by Terminal 5.

The Heathrow Express takes 15 minutes to reach the city centre and costs £22-£25, depending on the time of day. Travelling by bus or Tube is much cheaper at £3-£5, but takes twice as long, while a taxi can cost £55-£70. If you prefer to drive yourself, find out how to hire a car from London Heathrow.

Return flights from London to Glasgow

Due to the crowds and size of London Heathrow, the airport recommends arriving for check-in no later than 2 hours before a domestic flight.

Find out more details about flights from London Heathrow to Glasgow.

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Please note: all information is correct as of January 2019.