Cheap flights from the United Kingdom to Istanbul from £40

The month of November is, on average, the cheapest month to fly to Istanbul from United Kingdom, with most prices found around £133. If you aren’t able to travel to Istanbul during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £142.

On average, the least expensive day to fly to Istanbul from United Kingdom is on a Monday. momondo users have found tickets for Monday departures for as low as £523. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United Kingdom to Istanbul on a Saturday will generally be more expensive and average around £562. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Istanbul from United Kingdom at midday is the least expensive time of day to depart. momondo users have found prices as low as £247 when looking at flights departing at midday. Flights to Istanbul are more costly in the afternoon, with an average ticket price of £566. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from London Luton to Istanbul for the best United Kingdom - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around £229 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from United Kingdom for as low as £193 on momondo.

Wizz Air, Pegasus Airlines, and KLM are the most popular carriers operating from United Kingdom to Istanbul

Pegasus Airlines, Turkish Airlines and Wizz Air are the top three most popular airlines that fly to Istanbul from United Kingdom according to our data. Pegasus Airlines is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Istanbul. Keep in mind that there are 14 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

Historically, on average around 13% of flights between United Kingdom and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

Generally, flights departing at night 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 9% of their flights experiencing any sort of delay.

As of May 2026, there are 76 flights per day flying from United Kingdom to Istanbul. The most common time of day flights depart is 10:00, with 39% of flights taking off in the afternoon.

The number of flights available between United Kingdom and Istanbul is 538 per week as of May 2026. The most frequent departure day is Sun, with 18% of weekly flights leaving on this day.