Cheap flights from New Delhi to Thiruvananthapuram from ₹ 9,195

The cheapest month to fly to Thiruvananthapuram from New Delhi is in July. Flight prices, which tend to average around ₹ 16,210, 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 New Delhi, when ticket prices are also cheap, with an average price of ₹ 16,589.

On average, the least expensive day to fly to Thiruvananthapuram from New Delhi is on a Saturday. momondo users have found tickets for Saturday departures for as low as ₹ 17,089. 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 ₹ 18,677.

The cheapest time of day to fly to Thiruvananthapuram is in the evening when flights can be purchased for as low as ₹ 17,498. In the afternoon is when there is more demand to fly to Thiruvananthapuram, so prices are often more expensive at around ₹ 21,217 per ticket.

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

You are more likely to see cheaper flights to Thiruvananthapuram from New Delhi when booking weeks ahead of your departure date. In general, you can expect to find flights to Thiruvananthapuram for around ₹ 18,887 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 New Delhi for as low as ₹ 14,408 on momondo.

You could potentially save up to 14% on your flight if you consider stops on a New Delhi to Thiruvananthapuram flight.

As of April 2026, prices for New Delhi to Thiruvananthapuram flights are approximately 4% cheaper when compared to flights at the same time last year.

Air India is the most popular carrier operating from New Delhi Indira Gandhi Intl to Thiruvananthapuram

Air India, IndiGo and Air India Express are the top three most popular airlines that fly to Thiruvananthapuram from New Delhi according to our data. Air India is the first choice among our users, with 56% 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.

Historically, on average around 30% of flights between New Delhi and Thiruvananthapuram have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday 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 27% of their flights experiencing any sort of delay.

As of April 2026, there are 7 flights per day flying from New Delhi to Thiruvananthapuram. The most common time of day flights depart is 20:00, with 50% of flights taking off in the evening.

52 flights are operational weekly from New Delhi to Thiruvananthapuram as of April 2026. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.