Cheap flights from Istanbul to London from £35

The cheapest month to fly to London from Istanbul is in February. Flight prices, which tend to average around £64, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Istanbul averaging around £82.

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £125. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Istanbul to London for around £174.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £82. Flights in the afternoon are often more expensive, with an average ticket price of £211.

Fly from Istanbul to London Gatwick for the best Istanbul - London flight prices

You are more likely to see cheaper flights to London from Istanbul when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £231 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Istanbul for as low as £154 on momondo.

There are 3 cabin classes available to choose from on Istanbul to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Pegasus Airlines, British Airways, and KLM are the most popular carriers operating from Istanbul to London

Turkish Airlines, British Airways and Wizz Air are the top three most popular airlines that fly to London from Istanbul according to our data. Turkish Airlines is the first choice among our users, with 39% of people opting to fly with this airline when travelling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Istanbul and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

57 flights are operational daily from Istanbul to London as of March 2026. The most popular departure time for this route is 08:00, with 39% of flights per day taking off in the afternoon.

As of March 2026, there are 405 flights per week flying from Istanbul to London. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.