Cheap Flights from Glasgow (GLAS) to London (YXU)

Compare Glasgow to London flight deals

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

Book the best London fare with no extra fees

Flight deals from Glasgow to London Airport

Looking for a cheap last-minute deal or the best return flight from Glasgow to London Airport? If you want to travel next month, return fares start from £697. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Glasgow to London

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

Glasgow to London: 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.

Glasgow to London: Flight information

The things to know before you go.
Cheapest flight found£287
Cheapest month to flyApril

Finding cheap flights from Glasgow to London: Frequently asked questions

The best price we found for a return flight from Glasgow to London is £697. 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.
Currently, there are no airlines that fly direct from Glasgow to London. But we found flights with one stop from £697.
As of March 2026, there are no flights flying from Glasgow to London.
The cheapest month to fly from Glasgow to London is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Glasgow to London Airport on Friday, 17 April 2026.
No airlines currently offer direct flights between Glasgow and London Airport. Most routes have one or more stops.
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 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.
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.
The cheapest airline that flies to London is Aer Lingus .

Travelling from Glasgow to London International Airport (YXU): What you need to know

  • Lay the groundwork for your adventure by working out where you'll board your flight from Glasgow to London International Airport (YXU). Glasgow International Airport (GLA) and Glasgow Prestwick Airport (PIK) are the two main airports in Glasgow.

  • London is four hours behind Glasgow. London International Airport is located in London, which runs on the UTC-4 timezone.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your flight from Glasgow to YXU.

  • If you're flying during a major holiday or other peak period, give yourself extra time. Arrive two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

Airports in Glasgow

Glasgow International Airport (GLA)

  • You might be able to make your cheap flight from Glasgow to YXU even cheaper with a stopover. Just uncheck 'Direct flights only' during your search to find which cities you could pass through. Pearson International Airport (YYZ) is an option when departing from Glasgow International Airport (GLA).

  • Located around 14 kms (9 miles) from the centre of Glasgow, GLA can be reached in about 15 minutes by car, depending on traffic. The journey by public transport will take roughly 35 minutes.

  • Want a relaxed start to your holiday? Stay near Glasgow International Airport. Whether you're catching an early flight from Glasgow to London International Airport or aren't a fan of being rushed, these hotels are just what you're after:

  • When it comes to Glasgow International Airport's on-time performance, 70.07% of flights arrive within the expected time frame.

Glasgow Prestwick Airport (PIK)

  • Using public transport, you can travel from central Glasgow to PIK in around 55 minutes. The terminal is roughly 48 kms (30 miles) away, and making the trip by car takes approximately 40 minutes.

  • Catching the earliest flight? You might like to check in to one of these hotels near Glasgow Prestwick Airport the day before your Glasgow to YXU flight:

  • 76.7% of flights departing Glasgow Prestwick Airport meet their expected arrival time.

About London International Airport (YXU)

Getting from London International Airport (YXU) to central London

  • The centre of London is about 6 miles from London International Airport. Travel times by cab or car hire will vary based on time of day and traffic conditions, so do a little research ahead of time.

  • It takes around 55 minutes to get there using public transport.

How to find the cheapest flights from Glasgow to London International Airport (YXU)

  • £287 is the best price for a one-way ticket from Glasgow to London International Airport. A return flight starts at £697. These fares can change based on availability.

  • Booking in advance is often the key to finding a cheap flight from Glasgow to YXU. Airlines adjust prices based on demand, so the closer your departure date, the more you'll likely spend on your ticket.

  • The 'Whole month' tool shows you the cheapest Glasgow to London International Airport tickets throughout the entire month. It's a good way to snap up a bargain if your travel plans are flexible.

  • Snapping up a cheap plane ticket from Glasgow to YXU couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when a better deal is available.

  • Tailor your travel plans using filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Glasgow to London International Airport.

The best time to fly from Glasgow to London International Airport (YXU)

  • November is the quietest month for flights from Glasgow to London International Airport (YXU), while August is the busiest. Work out the ideal time to visit London based on whether you like a laid-back vibe or a more bustling atmosphere.

  • Book a Glasgow to YXU plane ticket departing in July if you're eager to visit the city during its warmest month. Expect temperatures in London to range from 13ºC (55ºF) to 27ºC (81ºF).

  • Look for cheap tickets from Glasgow to London International Airport in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -13ºC (9ºF) and 2ºC (36ºF).

More about London

  • Start your London trip off on the right foot by choosing the ideal place to stay. After booking your flight from Glasgow to London International Airport, explore our range of accommodation options including:

  • Every great journey has to include some sightseeing. Forks of the Thames River, Falls View Park and Fanshawe Pioneer Village are essential stops on your London itinerary.

Explore more of Canada

  • You've visited London, now it's time to discover more of Canada. Journey about 161 kms (100 miles) north-east to Toronto to tick off its leading sights. From CN Tower to Skypod CN Tower and Royal Ontario Museum, there's plenty to keep you busy.

  • Around 137 kms (85 miles) north-east of London, Mississauga is another essential stop in Canada. Experience the best of this destination with a visit to Lake Ontario, Xtreme Escape Adventures and Lake Aquitaine Trail.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.