Cheap flights from New Delhi to Istanbul from ₹ 25,784

The cheapest month to fly to Istanbul from New Delhi is in May. Flight prices, which tend to average around ₹ 10,143, are often lower during this time because this is during the off-season. If you don’t want to visit Istanbul in May, then you should wait until October to fly from New Delhi, when ticket prices are also cheap, with an average price of ₹ 16,020.

Our data shows that Tuesday is the least expensive day to fly to Istanbul. Tickets to fly out on this day can be as low as ₹ 72,620. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from New Delhi to Istanbul for around ₹ 78,819.

Fly from New Delhi Indira Gandhi Intl to Istanbul for the best New Delhi Indira Gandhi Intl - Istanbul flight prices

You are more likely to see cheaper flights to Istanbul from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around ₹ 37,040 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 New Delhi for as low as ₹ 25,594 on momondo.

Air Astana, Air Arabia, and Etihad Airways are the most popular carriers operating from New Delhi Indira Gandhi Intl to Istanbul

Kuwait Airways, IndiGo and Turkish Airlines are the top three most popular airlines that fly to Istanbul from New Delhi according to our data. Kuwait Airways is the first choice among our users, with 56% of people opting to fly with this airline when travelling to Istanbul. Keep in mind that there are 8 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

Historically, on average around 46% of flights between New Delhi and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 137 minutes.

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

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

According to our data, Turkish Airlines have had the fewest delays on this route over the last 12 months, with about 41% of their flights experiencing any sort of delay.

As of April 2026, there are 3 flights per day flying from New Delhi to Istanbul. The most common time of day flights depart is 06:00, with 100% of flights taking off at midday.

22 flights are operational weekly from New Delhi to Istanbul as of April 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.