Cheap flights from Thiruvananthapuram to Delhi Indira Gandhi International

Compare Thiruvananthapuram to Delhi Indira Gandhi International flight deals

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Flight deals from Thiruvananthapuram to Delhi Indira Gandhi International

Looking for a cheap last-minute deal or the best return flight from Thiruvananthapuram Airport to Delhi Indira Gandhi International Airport? If you want to travel next month, return fares start from $244. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Thiruvananthapuram to Delhi Indira Gandhi International

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

Direct flights from Thiruvananthapuram to Delhi Indira Gandhi International

Thiruvananthapuram to Delhi Indira Gandhi International: Alternative routes

Compare routes from Thiruvananthapuram to New Delhi below. You may find an airport to fly into that's cheaper, faster, or easier than Delhi Indira Gandhi International.

Thiruvananthapuram to New Delhi: Flight information

The things to know before you go.
Cheapest flight found$125
Cheapest month to flySeptember
Average flight time3 hrs, 29 mins
Most popular airlineAir India
Average flights per week63

Finding cheap flights from Thiruvananthapuram to Delhi Indira Gandhi International: Frequently asked questions

The best price we found for a return flight from Thiruvananthapuram to Delhi Indira Gandhi International is $244. 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.
3 hours and 29 minutes is the average flight time from Thiruvananthapuram to Delhi Indira Gandhi International.
Air India, KLM and Japan Airlines fly direct from Thiruvananthapuram to Delhi Indira Gandhi International.
As of May 2026, there are 63 flights per week flying from Thiruvananthapuram to Delhi Indira Gandhi International.
The cheapest month to fly from Thiruvananthapuram to Delhi Indira Gandhi International is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Thiruvananthapuram Airport to Delhi Indira Gandhi International Airport on Saturday, 4 July 2026.
Yes – the average flight time is 3 hours and 29 minutes.
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 Delhi Indira Gandhi International 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 New Delhi is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, IndiGo offers the cheapest flight tickets to Delhi Indira Gandhi International.

Flying from Trivandrum International Airport (TRV) to Indira Gandhi International Airport (DEL): what you need to know

  • Jump on a direct flight from Trivandrum International Airport to Indira Gandhi International Airport and you'll be travelling for an average of 3 hours 20 minutes.

  • New Delhi's timezone is UTC+5:30, which is the same as Thiruvananthapuram.

  • Flights from TRV to DEL start at 05:55 — the earliest with IndiGo. The last service of the day is at 19:25 with Air India. In total, you can choose from 213 weekly Trivandrum International Airport to Indira Gandhi International Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Make sure you're at the airport on time to board your TRV to DEL flight.

  • Flying during a peak month such as August? School holidays and other high seasons can result in longer lines at check-in and security. Play it safe and get there up to four hours before an international flight and two hours before a domestic departure.

  • Flying into New Delhi (and then exploring more of India!) is a cinch with IndiGo. This popular airline has direct flights from Trivandrum International Airport to Indira Gandhi International Airport.

  • The majority of passengers choose to travel with IndiGo on this route.

  • With 78.02% of services arriving as scheduled, Air India is the most punctual carrier operating TRV to DEL flights.

How to find the cheapest flights from Trivandrum International Airport (TRV) to Indira Gandhi International Airport (DEL)

  • At the moment, $125 is the cheapest price we've seen for a one-way Trivandrum International Airport to Indira Gandhi International Airport flight. The best price for a return ticket is $244. Remember that fares can change due to demand at the time of booking.

  • Score cheap tickets from TRV to DEL by booking five months ahead. Based on our research, that's the sweet spot for bagging a bargain.

  • The cheapest month for flights from Trivandrum International Airport to Indira Gandhi International Airport is April. Use the 'Whole month' tool to see the lowest airfares if you have a flexible schedule.

  • You don't need to check every day to find out if fares have dropped when you create a Price Alert. We'll send you an update the moment the price changes on cheap flights from TRV to DEL.

  • Tailor your trip using filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Trivandrum International Airport to Indira Gandhi International Airport.

Handy information about Trivandrum International Airport (TRV)

  • 79.04% of flights taking off from Trivandrum International Airport arrive at their destination on time.

  • Trivandrum International Airport is around 0.16 kilometres from central Thiruvananthapuram. If you're driving, ride-sharing or catching a cab from the centre, it'll take 0 hours or so to arrive, depending on the traffic.

  • Get your journey off to a hassle-free start by staying near TRV. Whether you're taking an early flight from Trivandrum International Airport to Indira Gandhi International Airport or just don't like being rushed, these hotels are perfect:

Arriving at Indira Gandhi International Airport (DEL)

  • Consider booking a hotel near DEL if you're taking a late Trivandrum International Airport to Indira Gandhi International Airport flight. Pick one of these options and make your arrival easier:

  • Follow your own route with an Indira Gandhi International Airport rental car. Book your wheels from Europcar, Avis or North Car Hire and discover more of New Delhi and beyond.

  • Secure the lowest price by booking your vehicle from Indira Gandhi International Airport about four weeks before your departure date.

Getting from Indira Gandhi International Airport (DEL) to central New Delhi

  • Indira Gandhi International Airport is approximately 11 kilometres from central New Delhi. The drive time takes around 25 minutes.

  • When travelling on public transport, expect a journey of about 55 minutes.

When to fly to Indira Gandhi International Airport (DEL)

  • July is the busiest month for flights from Trivandrum International Airport to Indira Gandhi International Airport. To skip the crowds, head to New Delhi in April.

  • Before locking in your flight from Trivandrum International Airport to Indira Gandhi International Airport, think about the type of weather you like. May is the warmest month in New Delhi, with temperatures ranging from 26ºC (79ºF) to 43ºC (109ºF).

  • If you want cooler conditions, search for a cheap ticket from TRV to DEL in January. Temperatures average between 8ºC (46ºF) and 22ºC (72ºF) then.

Explore more of India

  • You've visited New Delhi, now it's time to discover more of India. Travel around 3 kilometres west to Delhi to tick off its must-visit sights. From Naqqar Khana to Sita ram park and JU Park-2, there's plenty to keep you busy.

  • Kanpur is another must-experience destination in India and is around 386 kilometres south-east of New Delhi. No journey is complete without dropping by Allen Forest Zoo, J K Temple and Kanpur Memorial Church.

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