Cheap flights from Karnataka to Thiruvananthapuram from ₹ 3,823

The cheapest month to fly to Thiruvananthapuram from Karnataka is in July. Flight prices, which tend to average around ₹ 8,794, 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 June to fly from Karnataka, when ticket prices are also cheap, with an average price of ₹ 9,176.

On average, the least expensive day to fly to Thiruvananthapuram from Karnataka is on a Sunday. momondo users have found tickets for Sunday departures for as low as ₹ 9,486. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Thiruvananthapuram on Friday is ₹ 10,990.

The cheapest time of day to fly to Thiruvananthapuram is in the afternoon when flights can be purchased for as low as ₹ 9,621. At midday is when there is more demand to fly to Thiruvananthapuram, so prices are often more expensive at around ₹ 13,272 per ticket.

Fly from Bengaluru Intl to Thiruvananthapuram for the best Karnataka - Thiruvananthapuram flight prices

You are more likely to see cheaper flights to Thiruvananthapuram from Karnataka when booking weeks ahead of your departure date. In general, you can expect to find flights to Thiruvananthapuram for around ₹ 10,220 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 Karnataka for as low as ₹ 7,360 on momondo.

There are 3 cabin classes available to choose from on Karnataka to Thiruvananthapuram flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air India and IndiGo are the most popular carriers operating from Karnataka to Thiruvananthapuram

IndiGo, Air India Express and Air India are the top three most popular airlines that fly to Thiruvananthapuram from Karnataka according to our data. IndiGo is the first choice among our users, with 52% 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 July 2026, there are 15 flights per day flying from Karnataka to Thiruvananthapuram. The most common time of day flights depart is 10:00, with 69% of flights taking off at midday.

As of July 2026, there are 110 flights per week flying from Karnataka to Thiruvananthapuram. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.