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Cheap Flights from Singapore Changi to Kathmandu

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Compare Singapore Changi to Kathmandu flight deals

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

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Flight deals from Singapore Changi to Kathmandu

Looking for a cheap last-minute deal or the best return flight from Singapore Changi to Kathmandu? Find the lowest prices on one-way and return tickets right here.
Kathmandu.262 € per passenger.Departing Fri, 15 Aug, returning Mon, 18 Aug.Return flight with IndiGo.Outbound indirect flight with IndiGo, departs from Singapore Changi on Fri, 15 Aug, arriving in Kathmandu.Inbound indirect flight with IndiGo, departs from Kathmandu on Mon, 18 Aug, arriving in Singapore Changi.Price includes taxes and charges.From 262 €, select.
Kathmandu.263 € per passenger.Departing Tue, 22 Jul, returning Tue, 29 Jul.Return flight with IndiGo.Outbound indirect flight with IndiGo, departs from Singapore Changi on Tue, 22 Jul, arriving in Kathmandu.Inbound indirect flight with IndiGo, departs from Kathmandu on Tue, 29 Jul, arriving in Singapore Changi.Price includes taxes and charges.From 263 €, select.
Kathmandu.268 € per passenger.Departing Mon, 21 Jul, returning Mon, 4 Aug.Return flight with IndiGo.Outbound indirect flight with IndiGo, departs from Singapore Changi on Mon, 21 Jul, arriving in Kathmandu.Inbound indirect flight with IndiGo, departs from Kathmandu on Mon, 4 Aug, arriving in Singapore Changi.Price includes taxes and charges.From 268 €, select.
Kathmandu.275 € per passenger.Departing Mon, 30 Jun, returning Thu, 3 Jul.Return flight with IndiGo.Outbound indirect flight with IndiGo, departs from Singapore Changi on Mon, 30 Jun, arriving in Kathmandu.Inbound indirect flight with IndiGo, departs from Kathmandu on Thu, 3 Jul, arriving in Singapore Changi.Price includes taxes and charges.From 275 €, select.
Kathmandu.279 € per passenger.Departing Thu, 26 Jun, returning Mon, 30 Jun.Return flight with IndiGo.Outbound indirect flight with IndiGo, departs from Singapore Changi on Thu, 26 Jun, arriving in Kathmandu.Inbound indirect flight with IndiGo, departs from Kathmandu on Mon, 30 Jun, arriving in Singapore Changi.Price includes taxes and charges.From 279 €, select.
Kathmandu.312 € per passenger.Departing Wed, 10 Sep, returning Thu, 18 Sep.Return flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Singapore Changi on Wed, 10 Sep, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departs from Kathmandu on Thu, 18 Sep, arriving in Singapore Changi.Price includes taxes and charges.From 312 €, select.
Kathmandu.313 € per passenger.Departing Sun, 12 Oct, returning Mon, 20 Oct.Return flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Singapore Changi on Sun, 12 Oct, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departs from Kathmandu on Mon, 20 Oct, arriving in Singapore Changi.Price includes taxes and charges.From 313 €, select.
Kathmandu.313 € per passenger.Departing Tue, 19 Aug, returning Mon, 8 Sep.Return flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departs from Singapore Changi on Tue, 19 Aug, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departs from Kathmandu on Mon, 8 Sep, arriving in Singapore Changi.Price includes taxes and charges.From 313 €, select.

Find the cheapest month to fly from Singapore Changi to Kathmandu

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore Changi to Kathmandu flights are currently cheapest in August.
Jun
from 279 €
Jul
from 263 €
Aug
from 262 €
Sep
from 312 €
Oct
from 313 €
Nov
from 389 €
Dec
from 424 €
Jan
from 373 €
Feb
from 368 €
Mar
from 314 €
Apr
from 356 €
May
from 444 €

Direct flights from Singapore Changi to Kathmandu

Singapore Changi to Kathmandu: Alternative routes

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

Singapore to Kathmandu: Flight information

The things to know before you go.
Cheapest flight found262 €
Cheapest month to flyAugust
Average flight time5 hrs, 5 mins
Most popular airlineSingapore Airlines
Average flights per week15

Finding cheap flights from Singapore Changi to Kathmandu: Frequently asked questions

The best price we found for a return flight from Singapore Changi to Kathmandu is 262 €. 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.
5 hours and 5 minutes is the average flight time from Singapore Changi to Kathmandu.
Singapore Airlines and Garuda Indonesia fly direct from Singapore Changi to Kathmandu.
As of June 2025, there are 15 flights per week flying from Singapore Changi to Kathmandu.
The cheapest month to fly from Singapore Changi to Kathmandu is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Singapore Changi Airport to Kathmandu Airport on Friday, 15 August 2025.
Yes – the average flight time is 5 hours and 5 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 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, IndiGo and Singapore Airlines offer the cheapest flight tickets to Kathmandu.

Flying from Changi International Airport (SIN) to Tribhuvan International Airport (KTM): what you need to know

  • Hop on a direct flight from Changi International Airport to Tribhuvan International Airport and you'll be in the air for an average of 5 hours 10 minutes.

  • Kathmandu's timezone is UTC+5:47, making Kathmandu two hours 12 minutes behind Singapore.

  • Choose from ten weekly Changi International Airport to Tribhuvan International Airport flights. The 11:00 departure with Singapore Airlines is the earliest you can take. Singapore Airlines operates the latest service of the day at 18:55.

  • Your SIN to KTM flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You can expect longer lines during popular months such as April. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a smart move.

  • Singapore Airlines has direct flights from Changi International Airport to Tribhuvan International Airport. Book with this popular carrier, then get ready to see the sights in Kathmandu — and maybe even more of Nepal if you have time.

  • Singapore Airlines is the top choice for travellers on this route.

  • The most punctual carrier operating SIN to KTM flights is Singapore Airlines. Its services arrive as scheduled 68.85% of the time.

  • Think about adding a stopover when booking your ticket from Changi International Airport to Tribhuvan International Airport. Just uncheck 'Direct flights only' to break up your trip, or even explore someplace new along the way. Here are some options between SIN and KTM:

    • Kuala Lumpur International Airport

    • Suvarnabhumi Airport

    • Don Mueang International Airport

How to find the cheapest flights from Changi International Airport (SIN) to Tribhuvan International Airport (KTM)

  • 117 € is the best price for a one-way Changi International Airport to Tribhuvan International Airport flight. Return flights start from 262 €. These fares can change based on demand and availability.

  • To secure cheap tickets from SIN to KTM, book your trip six months before your planned departure.

  • The cheapest month for flights from Changi International Airport to Tribhuvan International Airport is May. Use the 'Whole month' tool to find the lowest prices if you have a flexible travel schedule.

  • Spend less time searching for cheap flights from SIN to KTM by setting up a Price Alert. You'll get an email or notification through the app when a lower fare pops up.

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

Handy information about Changi International Airport (SIN)

  • When it comes to Changi International Airport's on-time performance, data shows 68.95% of flights complete their journey on time.

  • Changi International Airport is about 21 kilometres from central Singapore. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • Planning to take public transport? You can expect a journey time of around 1 hour.

  • Searching for a handy hotel near SIN? If you've booked an early flight from Changi International Airport to Tribhuvan International Airport, these stays will have you moments from your departure gate:

Arriving at Tribhuvan International Airport (KTM)

  • Consider staying in a hotel close to KTM if you're on a late Changi International Airport to Tribhuvan International Airport flight. Choose one of these accommodation options and avoid the hassle of a long transfer:

  • Pick up a Tribhuvan International Airport rental car and discover parts of Kathmandu that aren't the typical tourist stops. Find your ideal set of wheels with Spark Car.

  • Secure the lowest price by booking your vehicle from Tribhuvan International Airport about one week before your trip.

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • Tribhuvan International Airport is roughly 5 kilometres from central Kathmandu. Driving there takes about 15 minutes.

When to fly to Tribhuvan International Airport (KTM)

  • September is the busiest month for flights from Changi International Airport to Tribhuvan International Airport. To avoid the crowds, visit Kathmandu in February.

  • Lock in your flight from Changi International Airport to Tribhuvan International Airport for June if you want to visit Kathmandu during its warmest month. You can expect temperatures of between 17ºC (63ºF) and 28ºC (82ºF).

  • If you'd rather travel in cooler conditions, search for a cheap ticket from SIN to KTM in January. Temperatures average between 3ºC (37ºF) and 18ºC (64ºF) then.

Explore more of Nepal

  • Kathmandu has plenty to offer, but there are so many other parts of Nepal you'll want to see. Around 145 kilometres north-west of Kathmandu, a trip to Pokhara will keep your itinerary packed. Start with attractions like Phewa Lake, Sarangkot and Gupteshwor Mahadev Cave.

  • Around 6 kilometres south of Kathmandu, Patan is another favourite stop in Nepal. Get a taste of what this destination has to offer at Aspur Agro Farm, Pimbahaa Pukhoo and Rajib Handicraft.

More travel options

Plan the rest of your trip from Singapore to Kathmandu

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