Flight tickets from Singapore to Kathmandu

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Compare Singapore 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 to Kathmandu

Looking for a cheap last-minute deal or the best return flight from Singapore to Kathmandu? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Singapore to Kathmandu

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

Direct flights from Singapore to Kathmandu

Singapore to Kathmandu: Alternative routes

Compare routes from Singapore 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 found₹ 15,168
Cheapest month to flyMarch
Average flight time5 hrs, 7 mins
Most popular airlineSingapore Airlines
Average flights per week7

Finding cheap flights from Singapore to Kathmandu: Frequently asked questions

The best price we found for a return flight from Singapore to Kathmandu is ₹ 29,814. 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 7 minutes is the average flight time from Singapore to Kathmandu.
Singapore Airlines flies direct from Singapore to Kathmandu.
As of February 2025, there are 7 flights per week flying from Singapore to Kathmandu.
The cheapest month to fly from Singapore to Kathmandu is usually February 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Singapore to Kathmandu Airport on Wednesday, 4 June 2025.
Yes – the average flight time is 5 hours and 7 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.

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

  • There are two main airports you can take off from in Singapore. Explore your options departing from Changi International Airport (SIN) or Seletar Airport (XSP) when planning your flight from Singapore to Tribhuvan International Airport (KTM).

  • Expect to be in the air for 5 hours 11 minutes. On average, that's the time it takes for a direct flight from Singapore to Tribhuvan International Airport.

  • The timezone in Kathmandu is UTC+5:47, which is 2 hours 12 minutes behind Singapore. Tribhuvan International Airport is located in Kathmandu.

  • The busiest route is from Changi International Airport (SIN) to Tribhuvan International Airport (KTM), with 10 direct weekly services. If you want to get going as soon as possible, the earliest flight from SIN to KTM is the 11:00 Singapore Airlines service. If you prefer travelling later, the final departure is at 18:55 with Singapore Airlines.

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

  • Show up at the airport even earlier during popular months like August. Aim for two hours before a domestic departure and four hours ahead of international journeys. After checking in, you can use any extra time to relax or find something to eat.

Airports in Singapore

Changi International Airport (SIN)

  • Fly without interruptions from Changi International Airport (SIN). Direct flights from Singapore to Tribhuvan International Airport (KTM) operate from here.

  • When jetting out of SIN, you can take a direct flight from Singapore to Tribhuvan International Airport with Singapore Airlines.

  • We make it a cinch to book a flight from Singapore to KTM that includes a stopover. To see the options departing from Changi International Airport (SIN), deselect 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Some popular stopovers between SIN and KTM include:

    • Kuala Lumpur International Airport (KUL)

    • Don Mueang International Airport (DMK)

    • Suvarnabhumi Airport (BKK)

  • SIN is around 21 kilometres from the centre of Singapore. To help work out how to get there, use Google Maps. This handy travel app will give you the best route and your public transport options.

  • Want a leisurely start to your travels? Stay near Changi International Airport. Whether you're boarding an early flight from Singapore to Tribhuvan International Airport or want to avoid feeling rushed, these hotels are ideal:

Seletar Airport (XSP)

  • Seletar Airport (XSP) offers direct flights from Singapore to Tribhuvan International Airport (KTM).

  • You can get to XSP from the centre of Singapore in approximately 23 minutes by car (depending on traffic). The ride by public transport takes roughly 1 hour and 24 minutes to cover the 19 kilometres or so.

  • You're off on holiday, so why not book an additional night away? Consider checking in to one of these hotels near Seletar Airport the day before your flight from Singapore to KTM:

About Tribhuvan International Airport (KTM)

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • From Tribhuvan International Airport, Kathmandu is approximately 5 kilometres away. It takes around 16 minutes to get to the centre driving.

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

  • Lock in a one-way ticket from Singapore to Tribhuvan International Airport from ₹ 15,168 or travel return from just ₹ 29,814. Fares listed are subject to change and may differ when you make your booking.

  • You're more likely to score flight tickets from Singapore to KTM if you book 8 months ahead. We crunched the flight price data and found that's when fares on this route tend to be at their lowest.

  • To snag the best deal on your tickets from Singapore to Tribhuvan International Airport, schedule your trip for May (it's when flights are cheapest). Flexible on when you travel? Use the 'Whole month' tool to zero in on the most affordable day to fly.

  • Create a Price Alert and keep an eye on changes on this route through email or push notifications. You'll be the first to know when fares go down. Timing is key for finding flight tickets from Singapore to KTM.

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

The best time to fly from Singapore to Tribhuvan International Airport (KTM)

  • October is the busiest month to board a flight from Singapore to Tribhuvan International Airport while February is the quietest. To work out the ideal time to go to Kathmandu, consider the pace you prefer to travel at.

  • Think about the type of weather that'll work with your plans for Kathmandu. The warmest month is June. Lock in your flights from Singapore to KTM sometime then and you can expect temperatures of between 17ºC and 28ºC.

  • Look for cheap flights from Singapore to Tribhuvan International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 3ºC and 18ºC on average.

More about Kathmandu

  • When it comes to searching for somewhere to rest your head, you'll find the best places to stay in Kathmandu right here. Explore these hotels once you've booked your flight from Singapore to Tribhuvan International Airport:

  • There are so many things to see and do in this city it can be tricky to know where to start. Swayambhunath Stupa, Pashupatinath Temple and Boudhanath Stupa are top attractions which should be on any good Kathmandu itinerary.

Complete your Kathmandu trip with a car rental

  • Choose one of our car rentals in Kathmandu and see the sights on your own terms. Easily compare prices from trusted rental companies in one go after booking your hotel and cheap flights from Singapore to Tribhuvan International Airport.

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