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Cheap Flights from Thiruvananthapuram to Kathmandu

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Compare Thiruvananthapuram to Kathmandu flight deals

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

Book the best Kathmandu fare with no extra fees

Flight deals from Thiruvananthapuram to Kathmandu

Looking for a cheap last-minute deal or the best return flight from Thiruvananthapuram to Kathmandu? Find the lowest prices on one-way and return tickets right here.
Kathmandu.Rs35,020 per passenger.Departing Wed, 18 Jun.One-way flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Thiruvananthapuram on Wed, 18 Jun, arriving in Kathmandu.Price includes taxes and charges.From Rs35,020, select.
Kathmandu.Rs35,332 per passenger.Departing Wed, 15 Oct.One-way flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Thiruvananthapuram on Wed, 15 Oct, arriving in Kathmandu.Price includes taxes and charges.From Rs35,332, select.
Kathmandu.Rs35,419 per passenger.Departing Wed, 31 Dec.One-way flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Thiruvananthapuram on Wed, 31 Dec, arriving in Kathmandu.Price includes taxes and charges.From Rs35,419, select.
Kathmandu.Rs37,149 per passenger.Departing Thu, 10 Jul.One-way flight with Air India.Outbound indirect flight with Air India, departs from Thiruvananthapuram on Thu, 10 Jul, arriving in Kathmandu.Price includes taxes and charges.From Rs37,149, select.
Kathmandu.Rs39,703 per passenger.Departing Tue, 2 Sep.One-way flight with Air India.Outbound indirect flight with Air India, departs from Thiruvananthapuram on Tue, 2 Sep, arriving in Kathmandu.Price includes taxes and charges.From Rs39,703, select.
Kathmandu.Rs39,716 per passenger.Departing Fri, 29 Aug.One-way flight with Air India.Outbound indirect flight with Air India, departs from Thiruvananthapuram on Fri, 29 Aug, arriving in Kathmandu.Price includes taxes and charges.From Rs39,716, select.
Kathmandu.Rs54,662 per passenger.Departing Sat, 29 Nov.One-way flight with Air India.Outbound indirect flight with Air India, departs from Thiruvananthapuram on Sat, 29 Nov, arriving in Kathmandu.Price includes taxes and charges.From Rs54,662, select.
Kathmandu.Rs57,274 per passenger.Departing Fri, 15 May.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Thiruvananthapuram on Fri, 15 May, arriving in Kathmandu.Price includes taxes and charges.From Rs57,274, select.

Find the cheapest month to fly from Thiruvananthapuram to Kathmandu

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Thiruvananthapuram to Kathmandu flights are currently cheapest in June.
Jun
from Rs35,020
Jul
from Rs37,149
Aug
from Rs39,716
Sep
from Rs39,703
Oct
from Rs35,332
Nov
from Rs54,662
Dec
from Rs35,419
Jan
from Rs58,692
Feb
Find prices
Mar
Find prices
Apr
Find prices
May
from Rs57,274

Thiruvananthapuram to Kathmandu: Alternative routes

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

Thiruvananthapuram to Kathmandu: Flight information

The things to know before you go.
Cheapest flight foundRs35,020
Cheapest month to flyJune

Finding cheap flights from Thiruvananthapuram to Kathmandu: Frequently asked questions

The best price we found for a return flight from Thiruvananthapuram to Kathmandu is Rs77,421. 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 Thiruvananthapuram to Kathmandu. But we found flights with one or more stops from Rs77,421.
As of June 2025, there are no flights flying from Thiruvananthapuram to Kathmandu.
The cheapest month to fly from Thiruvananthapuram to Kathmandu is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Thiruvananthapuram Airport to Kathmandu Airport on Sunday, 8 June 2025.
No airlines currently offer direct flights between Thiruvananthapuram Airport and Kathmandu 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 Kathmandu 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 Kathmandu 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 Kathmandu.

Travelling from Trivandrum International Airport (TRV) to Tribhuvan International Airport (KTM): what you need to know

  • The timezone in Kathmandu is UTC+5:47, which is 17 minutes ahead of Thiruvananthapuram.

  • To ensure you catch your TRV to KTM flight, allow plenty of time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is the standard rule.

  • Be prepared for longer lines in popular months like August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a smart move.

How to find the cheapest flights from Trivandrum International Airport (TRV) to Tribhuvan International Airport (KTM)

  • Rs35,020 is the best price for a one-way Trivandrum International Airport to Tribhuvan International Airport flight. Return flights start from Rs77,421. These prices can change based on demand.

  • To score cheap tickets from TRV to KTM, book early. Airlines generally offer their most competitively priced fares when flights are first made available.

  • The 'Whole month' tool shows you the cheapest flights from Trivandrum International Airport to Tribhuvan International Airport throughout the month. It's an easy way to find a bargain if your dates aren't set in stone.

  • Snapping up cheap flights from TRV to KTM is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a lower fare pops up.

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

Handy information about Trivandrum International Airport (TRV)

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

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

  • Searching for a convenient hotel close to TRV? If you're boarding an early flight from Trivandrum International Airport to Tribhuvan International Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Tribhuvan International Airport (KTM)

  • The last thing you need is a long journey to your hotel if you're getting in late on a Trivandrum International Airport to Tribhuvan International Airport flight. Stay at one of these accommodation options near KTM instead:

  • Travel where the road takes you with a Tribhuvan International Airport rental car. Pick up a set of wheels from Spark Car to explore beyond Kathmandu's usual tourist stops.

  • Get the best deal by booking your ride from Tribhuvan International Airport about one week ahead of your departure.

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • Tribhuvan International Airport to central Kathmandu has a drive time of about 15 minutes. It's approximately 5 kilometres away.

When to fly to Tribhuvan International Airport (KTM)

  • It's time to work out your dates for your flight from Trivandrum International Airport to Tribhuvan International Airport. September is the most popular month to head to Kathmandu. If you're after a more relaxed vibe, go in February.

  • The warmest month in Kathmandu is June, with the temperature ranging between 17ºC and 28ºC. Lock in your flights from Trivandrum International Airport to Tribhuvan International Airport in this month if this is the type of weather you enjoy.

  • January has average temperatures of between 3ºC and 18ºC. Look for cheap tickets from TRV to KTM sometime then if you like cooler conditions.

Explore more of Nepal

  • Kathmandu has plenty to offer, but there are so many other corners of Nepal waiting to be discovered. About 145 kilometres north-west of Kathmandu, a visit to Pokhara will keep you on the go. Start with attractions like Phewa Lake, Sarangkot and Gupteshwor Mahadev Cave.

  • Around 6 kilometres south of Kathmandu, Patan is another favourite stop in Nepal. Experience this destination's highlights firsthand at Aspur Agro Farm, Pimbahaa Pukhoo and Rajib Handicraft.

Plan the rest of your trip from Thiruvananthapuram to Kathmandu

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