Cheap flights from Glasgow Prestwick to London Heathrow

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Compare Glasgow Prestwick to London Heathrow flight deals

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

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Flight deals from Glasgow Prestwick to London Heathrow

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

Find the cheapest month to fly from Glasgow Prestwick to London Heathrow

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

Glasgow Prestwick to London Heathrow: Alternative routes

Compare routes from Glasgow Prestwick 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 foundP28,950
Cheapest month to flyApril

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

The best price we found for a return flight from Glasgow Prestwick to London Heathrow is P28,950. 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 Prestwick to London Heathrow. But we found flights with one or more stops from P28,950.
As of March 2025, there are no flights flying from Glasgow Prestwick to London Heathrow.
The cheapest month to fly from Glasgow Prestwick to London Heathrow is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Glasgow Prestwick Airport to London Heathrow Airport on Friday, 4 April 2025.
No airlines currently offer direct flights between Glasgow Prestwick Airport and London Heathrow 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 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.
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.
Currently, Ryanair offers the cheapest flight tickets to London Heathrow.

Travelling from Glasgow Prestwick Airport (PIK) to London Heathrow Airport (LHR): what you need to know

  • You'll likely experience bigger queues during popular months like August and other peak seasons. Arriving up to fours hours ahead of an international flight and two hours for a domestic departure is a smart move.

  • If you'd like to break up your flight from Glasgow Prestwick Airport to London Heathrow Airport, add a stopover to your trip. Just uncheck 'Direct flights only' and find a city that interests you. Popular stopovers on the PIK - LHR route are:

    • Palma de Mallorca Airport

    • Barcelona-El Prat Airport

    • Malaga Airport

  • Once you've booked your cheap ticket from PIK to LHR, get your travel documents in order. A visa or passport isn't required since you're travelling within United Kingdom. As long as you have some other proof of identity, like an ID card or driver's license, you're good to go.

How to find the cheapest flights from Glasgow Prestwick Airport (PIK) to London Heathrow Airport (LHR)

  • The best price we've seen for a one-way ticket from Glasgow Prestwick Airport to London Heathrow Airport is P6,111. The cheapest price for a return flight is P28,950. Bear in mind that fares can change due to demand when booking.

  • To pick up cheap tickets from PIK to LHR, book early. Airlines tend to offer their most competitively priced fares when flights are first made available.

  • The 'Whole month' search tool shows you the cheapest tickets from Glasgow Prestwick Airport to London Heathrow Airport across every month. It's a great way to find a bargain if your travel plans are flexible.

  • Create a Price Alert for cheap tickets from PIK to LHR. There's no need to search every day to see if fares have fallen. We'll update you as soon as the price changes.

  • Tailor your trip using filters. Choose your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Glasgow Prestwick Airport to London Heathrow Airport.

Handy information about Glasgow Prestwick Airport (PIK)

  • Located around 48 kilometres from the centre of Glasgow, Glasgow Prestwick Airport can be reached in about 38 minutes by car (depending on traffic). The ride by public transport is roughly 53 minutes.

  • Searching for a convenient hotel close to PIK? If you're boarding an early flight from Glasgow Prestwick Airport to London Heathrow Airport, these stays will put you moments from your departure lounge:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport to central London is around 57 minutes in a car. It's approximately 31 kilometres away. See what options are available, such as cabs, car rentals or ride-sharing.

  • Travelling to the centre by public transport takes about 1 hour and 1 minute.

When to fly to London Heathrow Airport (LHR)

  • The quietest month for a flight from Glasgow Prestwick Airport to London Heathrow Airport is February, while July is the busiest. Choose the best time to visit London based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Lock in your flight from Glasgow Prestwick Airport to London Heathrow Airport for July if you'd like to visit London during its warmest month. Expect temperatures of between 11 ºC and 26 ºC.

  • Search for cheap tickets from PIK to LHR in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 0 ºC and 9 ºC on average.

More about London

Complete your London trip with hotels and a car rental

  • Comparing flights is not the only thing we do. Once you've booked your cheap ticket to London Heathrow Airport, explore our car rental deals that'll give you the freedom to travel around at your own pace. Next, have a look at our exclusive rates for hotels to find your ideal London stay.

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