Flight tickets from Dehradun to Thiruvananthapuram

Compare Dehradun to Thiruvananthapuram flight deals

Find the cheapest month or even day of the year to fly to Thiruvananthapuram

Book the best Thiruvananthapuram fare with no extra fees

Flight deals from Dehradun Airport to Thiruvananthapuram Airport

Looking for a cheap last-minute deal or the best return flight from Dehradun Airport to Thiruvananthapuram Airport? If you want to travel next month, return fares start from ₹ 21,876. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dehradun to Thiruvananthapuram

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dehradun to Thiruvananthapuram flights are currently cheapest in March.

Dehradun to Thiruvananthapuram: Alternative routes

Compare routes from Dehradun to Thiruvananthapuram below. You may find an airport to fly into that's cheaper, faster, or easier than Thiruvananthapuram.

Dehradun to Thiruvananthapuram: Flight information

The things to know before you go.
Cheapest flight found₹ 9,716
Cheapest month to flyMarch

Finding cheap flights from Dehradun to Thiruvananthapuram: Frequently asked questions

The best price we found for a return flight from Dehradun to Thiruvananthapuram is ₹ 18,170. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dehradun to Thiruvananthapuram. But we found flights with one or more stops from ₹ 18,170.
As of March 2026, there are no flights flying from Dehradun to Thiruvananthapuram.
The cheapest month to fly from Dehradun to Thiruvananthapuram is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dehradun Airport to Thiruvananthapuram Airport on Friday, 6 March 2026.
No airlines currently offer direct flights between Dehradun Airport and Thiruvananthapuram Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Thiruvananthapuram but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Thiruvananthapuram is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air India offers the cheapest flight tickets to Thiruvananthapuram.

Travelling from Dehra Dun Airport (DED) to Trivandrum International Airport (TRV): what you need to know

  • Dehradun and Thiruvananthapuram share the same timezone, UTC+5:30.

  • Get to the airport on time so you don't miss your DED to TRV flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • During popular months such as July, it's a good idea to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're flying during a peak period in general.

  • If you want to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Dehra Dun Airport to Trivandrum International Airport. These are the top stopovers between DED and TRV:

    • Indira Gandhi International Airport

    • Rajiv Gandhi International Airport

    • Kempegowda International Airport

How to find the cheapest flights from Dehra Dun Airport (DED) to Trivandrum International Airport (TRV)

  • Right now, ₹ 9,716 is the lowest price we've seen for a one-way Dehra Dun Airport to Trivandrum International Airport flight. The best price for a return plane ticket is ₹ 18,170. Bear in mind that fares could change due to demand when booking.

  • To pick up cheap tickets from DED to TRV, book early. Airlines usually offer lower prices when flights are first made available.

  • The 'Whole month' search tool shows you the cheapest flights from Dehra Dun Airport to Trivandrum International Airport across each month. It's a great way to snap up a bargain if your plans aren't set in stone.

  • You won't have to check every day to find out if fares have gone down when you set up a Price Alert. We'll send you an update the moment there's a new deal on cheap flights from DED to TRV.

  • Lock in the ideal flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Dehra Dun Airport to Trivandrum International Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and journey duration.

Handy information about Dehra Dun Airport (DED)

  • 76.04% of flights that leave from Dehra Dun Airport make it to their destination on schedule.

  • Central Dehradun to Dehra Dun Airport is around 27 kilometres. Depending on traffic, it'll take you about 45 minutes to get there if you're driving, ride-sharing or catching a cab.

  • The trip on public transport takes roughly 2 hours 15 minutes.

  • Taking an early flight from Dehra Dun Airport to Trivandrum International Airport? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels near DED:

Arriving at Trivandrum International Airport (TRV)

Getting from Trivandrum International Airport (TRV) to central Thiruvananthapuram

  • From Trivandrum International Airport, Thiruvananthapuram is approximately 0.16 kilometres away. It takes around 0 hours to reach the centre driving.

When to fly to Trivandrum International Airport (TRV)

  • It's time to pick your travel dates for your flight from Dehra Dun Airport to Trivandrum International Airport. August is the busiest month to visit Thiruvananthapuram. If you prefer a quieter vibe, go in April.

  • When booking your flight from Dehra Dun Airport to Trivandrum International Airport, think about the kind of weather you enjoy. March is the warmest month in Thiruvananthapuram, with temperatures ranging from 23ºC to 34ºC.

  • Look for cheap tickets from DED to TRV in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 21ºC and 31ºC on average.

Explore more of India

  • Thiruvananthapuram has its own special appeal, but there are so many other parts of India just waiting to be discovered. Around 88 kilometres east of Thiruvananthapuram, a visit to Tirunelveli will keep you on the go. Don't miss top attractions like Smart City, Green Space Phase I, Ramalingam Nagar Park, Udaiyarpatti Lake and Master Kings Family.

  • Coimbatore is another essential stop in India and is around 274 kilometres north of Thiruvananthapuram. No journey is complete without visiting Marudamalai Temple, Perur Pateeswarar Temple and Vellingiri Hill Temple.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.