£89 Find Cheap Flights from London Heathrow Airport to Istanbul Airport – Compare and Save

If your flying dates are flexible, you should consider flying to Istanbul Airport on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from London Heathrow Airport to Istanbul Airport. For your return ticket, we recommend flying on a Tuesday and avoiding Wednesdays for the best deals.

The cheapest month for flights from London Heathrow Airport to Istanbul Airport is November, where tickets cost £183 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is £345 and £320 respectively.

No, with an average price for the route of £265, prices are generally cheapest when you fly direct.

To get a below average price on the flight from London Heathrow Airport to Istanbul Airport, you should book around 4 weeks before departure, which saves you about 11% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

In the past 5 days, the cheapest return tickets from London Heathrow Airport to Istanbul Airport were found on British Airways (£122) and Lufthansa (£138).

There are 5 airlines that fly direct from London Heathrow Airport to Istanbul Airport. They are: Ajet, British Airways, Pegasus Airlines, Turkish Airlines and Wizz Air. The cheapest price of all airlines flying this route was found with Ajet at £37 for a return flight. On average, the best prices for this route can be found at Wizz Air.

Weekly flights between London and Istanbul historically see delays in approximately 9% of cases, with the average delay over the past year being 123 minutes.

Typically, flights leaving at night tend to face fewer delays, whereas flights in the early afternoon have historically encountered delays more often.

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Wednesday has typically experienced more delays than other days.

Based on our data, Turkish Airlines have experienced the fewest delays on this route in the past 12 months, with only about 8% of their flights encountering any delays.

Frankfurt am Main (FRA) is the top choice – 25% of KAYAK users who clicked on one-stop flights from London Heathrow Airport to Istanbul Airport picked an itinerary connecting there.

Flights via Athens (ATH) offer the most affordable fares, with an average price of £199 for a return.

Consider flying via Munich (MUC) for the shortest journey. The average one-way travel time for flights connecting there is 6h 33m.

If you prefer a quick connection, Paris (CDG) often has the shortest stopovers from London Heathrow Airport to Istanbul Airport, with an average time of 1h 42m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 7 and 10 direct flights that take off from London Heathrow Airport and land in Istanbul Airport, with an average flight time of 3h 51m. The most common departure time is 18:00 and most flights take off in the morning. Each week, there are 62 flights. The most frequent day of departure is Tuesday, when 16% of all weekly flights depart. The fewest flights depart on a Friday.