Cheap flights from New Delhi to Chennai from £68

The month of March is, on average, the cheapest month to fly to Chennai from New Delhi, with most prices found around £98. If you aren’t able to travel during the month of March, then book flights to Chennai from New Delhi during February instead. Flights to Chennai in February, while not as cheap as those in March, still average around £101.

The cheapest day to depart on your flight to Chennai is on a Thursday when prices can be found for as low as £88. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £170. These prices are subject to change though, so be sure to set up a Price Alert for flights to Chennai.

Flying to Chennai from New Delhi in the morning is the least expensive time of day to depart. momondo users have found prices as low as £143 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Chennai is in the evening when prices are around £170.

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

You are more likely to see cheaper flights to Chennai from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around £122 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from New Delhi for as low as £107 on momondo.

There is only 1 cabin class available to choose from on New Delhi to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 17% of flights between New Delhi and Chennai have experienced a delay on any given week. The average delay length over the past 12 months has been 106 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. Tuesday 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 15% of their flights experiencing any sort of delay.

47 flights are operational daily from New Delhi to Chennai as of September 2026. The most popular departure time for this route is 07:00, with 51% of flights per day taking off at midday.

As of September 2026, 332 flights take off from New Delhi and land in Chennai each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.