Cheap flights from New Delhi to Chennai from £63

The month of March is, on average, the cheapest month to fly to Chennai from New Delhi, with most prices found around £99. 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 £102.

The cheapest day to depart on your flight to Chennai is on a Thursday when prices can be found for as low as £89. 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 £109 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 £113 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 £105 on momondo.

There are 3 cabin classes 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.

No. A direct flight is the cheapest option for a flight between New Delhi to Chennai.

As of June 2026, prices for New Delhi to Chennai flights are approximately 11% cheaper when compared to flights at the same time last year.

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 107 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.

Monday 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 14% of their flights experiencing any sort of delay.

54 flights are operational daily from New Delhi to Chennai as of June 2026. The most popular departure time for this route is 07:00, with 46% of flights per day taking off at midday.

As of June 2026, 380 flights take off from New Delhi and land in Chennai each week. The most common flight departure day for this route is Fri, with 15% of weekly flights taking off on this day.