Cheap flights from New Delhi to Tamil Nadu from ₹ 5,345

If you don’t want to visit Tamil Nadu in July, then you should wait until September to fly from New Delhi, when ticket prices are also cheap, with an average price of ₹ 12,502.

The cheapest day to depart on your flight to Tamil Nadu is on a Friday when prices can be found for as low as ₹ 15,375. This is often the case because there is less demand to fly during this day of the week. Flights from New Delhi to Tamil Nadu on a Sunday will generally be more expensive and average around ₹ 17,242. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the morning is the cheapest time of day to fly from New Delhi to Tamil Nadu when you can find flight prices for as low as ₹ 14,549. Flying to Tamil Nadu in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around ₹ 21,337. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Tamil Nadu from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Tamil Nadu for around ₹ 13,506 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tamil Nadu from New Delhi for as low as ₹ 11,868 on momondo.

There are 4 cabin classes available to choose from on New Delhi Indira Gandhi Intl to Tamil Nadu flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

SpiceJet, IndiGo, and Air India are the most popular carriers operating from New Delhi Indira Gandhi Intl to Tamil Nadu

IndiGo, Air India and Air India Express are the top three most popular airlines that fly to Tamil Nadu from New Delhi according to our data. IndiGo is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Tamil Nadu. Keep in mind that there are 4 different airlines that fly to Tamil Nadu on a routine basis, so you have a few additional options to choose from.

As of February 2026, 68 flights take off from New Delhi and land in Tamil Nadu each day. The most common flight departure time for this route is 09:00, with 37% of daily flights taking off at midday.

The number of flights available between New Delhi and Tamil Nadu is 480 per week as of February 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.