Cheap flights from Tamil Nadu to Thiruvananthapuram from ₹ 4,825

The cheapest month to fly to Thiruvananthapuram from Tamil Nadu is in July. Flight prices, which tend to average around ₹ 8,921, are often lower during this time because this is during the off-season. If you don’t want to visit Thiruvananthapuram in July, then you should wait until August to fly from Tamil Nadu, when ticket prices are also cheap, with an average price of ₹ 9,467.

On average, the least expensive day to fly to Thiruvananthapuram from Tamil Nadu is on a Friday. momondo users have found tickets for Friday departures for as low as ₹ 9,464. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Thiruvananthapuram on Sunday is ₹ 10,412.

The cheapest time of day to fly to Thiruvananthapuram is in the evening when flights can be purchased for as low as ₹ 9,828. In the afternoon is when there is more demand to fly to Thiruvananthapuram, so prices are often more expensive at around ₹ 10,875 per ticket.

Fly from Tiruchirappalli Civil to Thiruvananthapuram for the best Tamil Nadu - Thiruvananthapuram flight prices

You are more likely to see cheaper flights to Thiruvananthapuram from Tamil Nadu when booking weeks ahead of your departure date. In general, you can expect to find flights to Thiruvananthapuram for around ₹ 10,362 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thiruvananthapuram from Tamil Nadu for as low as ₹ 8,648 on momondo.

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

IndiGo is the most popular carrier operating from Tamil Nadu to Thiruvananthapuram

IndiGo, SpiceJet and Air India Express are the top three most popular airlines that fly to Thiruvananthapuram from Tamil Nadu according to our data. IndiGo is the first choice among our users, with 75% of people opting to fly with this airline when travelling to Thiruvananthapuram. Keep in mind that there are 3 different airlines that fly to Thiruvananthapuram on a routine basis, so you have a few additional options to choose from.

As of February 2026, 3 flights take off from Tamil Nadu and land in Thiruvananthapuram each day. The most common flight departure time for this route is 08:00, with 46% of daily flights taking off in the afternoon.

The number of flights available between Tamil Nadu and Thiruvananthapuram is 21 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.