Cheap flights from Kolkata to New Delhi from ₹ 4,973

The month of July is another great option to travel to New Delhi, with average flight prices from Kolkata averaging around ₹ 10,520.

Our data shows that Wednesday is the least expensive day to fly to New Delhi. Tickets to fly out on this day can be as low as ₹ 19,461. On the other hand, Tuesday is the most expensive day to depart from Kolkata because it is more convenient for both business and leisure travellers. As a result, prices tend to be around ₹ 26,166.

Our most recent data shows that the best time of day to fly to New Delhi is in the morning. Flights from Kolkata to New Delhi during this time can be as low as ₹ 15,549. Flights to New Delhi are more costly in the evening, with an average ticket price of ₹ 48,372. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Kolkata Netaji S. Chandra to New Delhi Indira Gandhi Intl for the best Kolkata Netaji S. Chandra - New Delhi Indira Gandhi Intl flight prices

You are more likely to see cheaper flights to New Delhi from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to New Delhi for around ₹ 12,010 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Delhi from Kolkata for as low as ₹ 10,807 on momondo.

IndiGo and SpiceJet are the most popular carriers operating from Kolkata Netaji S. Chandra to New Delhi Indira Gandhi Intl

IndiGo, SpiceJet and Air India are the top three most popular airlines that fly to New Delhi from Kolkata according to our data. IndiGo is the first choice among our users, with 38% of people opting to fly with this airline when travelling to New Delhi. Keep in mind that there are 5 different airlines that fly to New Delhi on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Kolkata and New Delhi have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

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

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

According to our data, IndiGo have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

84 flights are operational daily from Kolkata to New Delhi as of May 2026. The most popular departure time for this route is 22:00, with 32% of flights per day taking off in the evening.

The number of flights available between Kolkata and New Delhi is 593 per week as of May 2026. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.