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Cheap flights from Singapore Changi to Kathmandu

Compare Singapore Changi 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 Singapore Changi to Kathmandu

Looking for a cheap last-minute deal or the best round-trip flight from Singapore Changi Airport to Kathmandu Airport? If you want to travel next month, round-trip fares start from $436. Find the lowest prices on one-way and round-trip tickets right here.
Kathmandu.$434 per passenger.Departing Sat, Sep 12, returning Tue, Sep 22.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Sat, Sep 12, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Tue, Sep 22, arriving in Singapore Changi.Price includes taxes and charges.From $434, select.
Kathmandu.$436 per passenger.Departing Fri, Aug 21, returning Tue, Aug 25.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Fri, Aug 21, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Tue, Aug 25, arriving in Singapore Changi.Price includes taxes and charges.From $436, select.
Kathmandu.$439 per passenger.Departing Sun, Aug 30, returning Mon, Sep 14.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Sun, Aug 30, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Mon, Sep 14, arriving in Singapore Changi.Price includes taxes and charges.From $439, select.
Kathmandu.$460 per passenger.Departing Wed, Jan 13, returning Wed, Jan 20.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Wed, Jan 13, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Wed, Jan 20, arriving in Singapore Changi.Price includes taxes and charges.From $460, select.
Kathmandu.$463 per passenger.Departing Sat, Feb 13, returning Wed, Feb 17.Round-trip flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departing from Singapore Changi on Sat, Feb 13, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departing from Kathmandu on Wed, Feb 17, arriving in Singapore Changi.Price includes taxes and charges.From $463, select.
Kathmandu.$466 per passenger.Departing Sat, Sep 19, returning Thu, Oct 1.Round-trip flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departing from Singapore Changi on Sat, Sep 19, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departing from Kathmandu on Thu, Oct 1, arriving in Singapore Changi.Price includes taxes and charges.From $466, select.
Kathmandu.$466 per passenger.Departing Sun, Feb 21, returning Mon, Mar 8.Round-trip flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departing from Singapore Changi on Sun, Feb 21, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departing from Kathmandu on Mon, Mar 8, arriving in Singapore Changi.Price includes taxes and charges.From $466, select.
Kathmandu.$466 per passenger.Departing Wed, Jan 20, returning Wed, Feb 17.Round-trip flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departing from Singapore Changi on Wed, Jan 20, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departing from Kathmandu on Wed, Feb 17, arriving in Singapore Changi.Price includes taxes and charges.From $466, select.
Kathmandu.$470 per passenger.Departing Wed, Jul 7, returning Wed, Jul 14.Round-trip flight with SriLankan Airlines.Outbound indirect flight with SriLankan Airlines, departing from Singapore Changi on Wed, Jul 7, arriving in Kathmandu.Inbound indirect flight with SriLankan Airlines, departing from Kathmandu on Wed, Jul 14, arriving in Singapore Changi.Price includes taxes and charges.From $470, select.
Kathmandu.$478 per passenger.Departing Fri, Mar 12, returning Mon, Mar 22.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Fri, Mar 12, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Mon, Mar 22, arriving in Singapore Changi.Price includes taxes and charges.From $478, select.
Kathmandu.$478 per passenger.Departing Tue, Oct 20, returning Wed, Oct 28.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Tue, Oct 20, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Wed, Oct 28, arriving in Singapore Changi.Price includes taxes and charges.From $478, select.
Kathmandu.$484 per passenger.Departing Tue, Apr 6, returning Wed, Apr 14.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Tue, Apr 6, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Wed, Apr 14, arriving in Singapore Changi.Price includes taxes and charges.From $484, select.
Kathmandu.$493 per passenger.Departing Thu, Oct 22, returning Fri, Nov 6.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Thu, Oct 22, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Fri, Nov 6, arriving in Singapore Changi.Price includes taxes and charges.From $493, select.
Kathmandu.$495 per passenger.Departing Fri, Nov 20, returning Wed, Dec 16.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Fri, Nov 20, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Wed, Dec 16, arriving in Singapore Changi.Price includes taxes and charges.From $495, select.
Kathmandu.$496 per passenger.Departing Fri, Nov 6, returning Wed, Nov 11.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Fri, Nov 6, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Wed, Nov 11, arriving in Singapore Changi.Price includes taxes and charges.From $496, select.
Kathmandu.$496 per passenger.Departing Mon, Mar 22, returning Fri, Apr 2.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Singapore Changi on Mon, Mar 22, arriving in Kathmandu.Inbound indirect flight with Air India, departing from Kathmandu on Fri, Apr 2, arriving in Singapore Changi.Price includes taxes and charges.From $496, 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 September.
Jul
Find prices
Aug
from $436
Sep
from $434
Oct
from $478
Nov
from $496
Dec
from $517
Jan
from $460
Feb
from $463
Mar
from $478
Apr
from $484
May
from $498
Jun
from $497

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.

Kathmandu

5km from central Kathmandu
ClosestCheapest
from $434
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Singapore to Kathmandu: Flight information

The things to know before you go.
Cheapest flight found$434
Cheapest month to flySeptember
Average flight time5 hrs, 2 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 round-trip flight from Singapore Changi to Kathmandu is $434. 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 2 minutes is the average flight time from Singapore Changi to Kathmandu.
Singapore Airlines and Garuda Indonesia fly direct from Singapore Changi to Kathmandu.
There are 15 flights per week flying from Singapore Changi to Kathmandu, as of July 2026.
The cheapest month to fly from Singapore Changi to Kathmandu is usually September.
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 Saturday, September 12, 2026.
Yes – the average flight time is 5 hours and 2 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, Air India and Singapore Airlines offer the cheapest flight tickets to Kathmandu.

Traveling from Singapore Changi Airport (SIN) to Kathmandu Airport (KTM): what you need to know

  • Hop on a direct flight from Singapore Changi Airport to Kathmandu Airport and you'll be traveling for an average of 5 hours.

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

  • Every week, there are seven Singapore Changi Airport to Kathmandu Airport flights. If you'd like to get going as early as possible, opt for the 17:15 Singapore Airlines flight. If you're eager to make the most of your day before you fly, the last flight is at 18:55 with Singapore Airlines.

  • Get to the airport on time so you don't miss your SIN to KTM flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Be prepared for bigger queues during popular months like June. Arriving up to four hours in advance for an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • Getting to Kathmandu (and then exploring more of Nepal!) is a breeze with Singapore Airlines. This popular airline has direct flights from Singapore Changi Airport to Kathmandu Airport.

  • The majority of passengers choose to fly with Singapore Airlines on this route.

  • With 76.92% of services arriving as planned, Singapore Airlines is the most punctual carrier offering SIN to KTM flights.

  • If you'd like to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Singapore Changi Airport to Kathmandu Airport. Here are the top stopovers between SIN and KTM:

    • Kuala Lumpur International Airport

    • Bangkok Suvarnabhumi Airport

    • Don Mueang Airport

How to find the cheapest flights from Singapore Changi Airport (SIN) to Kathmandu Airport (KTM)

  • At the moment, $176 is the lowest price we've seen for a one-way Singapore Changi Airport to Kathmandu Airport flight. The best price for a return ticket is $434. Keep in mind that fares could change due to availability when booking.

  • It's usually smart to book in advance if you're looking for cheap tickets from SIN to KTM. That's because airlines adjust prices based on demand, which tends to increase closer to departure.

  • The cheapest month for flights from Singapore Changi Airport to Kathmandu Airport is May. Use the 'Whole month' tool to find the lowest prices if you have flexible travel dates.

  • Snapping up cheap flights from SIN to KTM is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when a new deal comes up.

  • Choose your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Singapore Changi Airport to Kathmandu Airport.

Handy information about Singapore Changi Airport (SIN)

  • 74% of flights taking off from Singapore Changi Airport arrive at their destination on time.

  • Singapore Changi Airport is around 19 kilometers from central Singapore. If you're catching a cab, ride-sharing or driving from the center, it'll take 25 minutes or so to get there, depending on the traffic.

  • Expect a trip time of roughly 40 minutes when using public transport.

  • Get your vacation off to a relaxed start by staying near SIN. Whether you have an early flight from Singapore Changi Airport to Kathmandu Airport or want to avoid feeling rushed, these stays are ideal:

Arriving at Kathmandu Airport (KTM)

  • If you have a late Singapore Changi Airport to Kathmandu Airport flight, nothing tops the convenience of being near the terminal. Collect your bags from the carousel and then be showered and relaxing not long after at one of these hotels near KTM:

  • Drive into your next adventure with a Kathmandu Airport rental car. Book your wheels from Spark Car to explore parts of Kathmandu that don't always get the spotlight.

  • Lock in the best rate by reserving your ride from Kathmandu Airport about one week before your trip.

Getting from Kathmandu Airport (KTM) to central Kathmandu

  • Kathmandu Airport is approximately 6 kilometers from central Kathmandu. The drive time takes about 30 minutes.

  • If you're traveling by public transport, expect a journey of about 40 minutes.

When to fly to Kathmandu Airport (KTM)

  • The quietest month for a flight from Singapore Changi Airport to Kathmandu Airport is March, while November is the busiest. Pick the best time to visit Kathmandu based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Kathmandu is June, with the temperature ranging between 17ºC (63ºF) and 30ºC (86ºF). Book your flights from Singapore Changi Airport to Kathmandu Airport in this month if this is the type of weather you like.

  • Look for cheap tickets from SIN to KTM in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 3ºC (37ºF) and 19ºC (66ºF) on average.

Explore more of Nepal

  • You've seen Kathmandu, now it's time to explore more of Nepal. Journey around 145 kilometers north-west to Pokhara to check off its must-visit sights. From Phewa Lake to Parahawking and Sarangkot View Point, you've got a jam-packed schedule ahead.

  • If you want to check out another major destination in Nepal, consider Patan, roughly 6 kilometers south of Kathmandu. Patan Durbar Square, Hiranya Varna Mahavihar and Kathmandu are among the biggest draws.

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 12 days.