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Cheap flights from Glasgow Prestwick Airport to London Heathrow Airport

PIK — LHR
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Prestwick to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Prestwick (PIK) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 March 2026.

Popular in

July

Cheapest in

January

Average price

£80
Highest demand for flights based on searches. 11% potential increase in price (£8 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in March 2026
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Best time to book a flight from Prestwick to Heathrow

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

Related info for your journey

Find useful and relevant information for your journey from Prestwick to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Prestwick to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Prestwick to Heathrow?

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

  • Can I find deals for business class flights from Prestwick to Heathrow?

    Yes. Cheapflights offers flight deals from Prestwick to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Swindon
Bedford

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Prestwick to Heathrow?

Deals for Prestwick to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

Need flexible booking options for your flight to Heathrow from Prestwick? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Prestwick to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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