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Flight tickets from Kathmandu to Singapore

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Compare Kathmandu to Singapore flight deals

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

Book the best Singapore fare with no extra fees

Flight deals from Kathmandu to Singapore

Looking for a cheap last-minute deal or the best return flight from Kathmandu to Singapore? Find the lowest prices on one-way and return tickets right here.
Singapore.₹ 11,688 per passenger.Departing Thu, 21 Aug.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Kathmandu on Thu, 21 Aug, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 11,688, select.
Singapore.₹ 12,314 per passenger.Departing Thu, 31 Jul.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Kathmandu on Thu, 31 Jul, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 12,314, select.
Singapore.₹ 16,069 per passenger.Departing Sun, 9 Nov.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Kathmandu on Sun, 9 Nov, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 16,069, select.
Singapore.₹ 16,504 per passenger.Departing Sat, 25 Oct.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Kathmandu on Sat, 25 Oct, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 16,504, select.
Singapore.₹ 16,505 per passenger.Departing Sun, 22 Jun.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Kathmandu on Sun, 22 Jun, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 16,505, select.
Singapore.₹ 17,123 per passenger.Departing Mon, 1 Sep.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Kathmandu on Mon, 1 Sep, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 17,123, select.
Singapore.₹ 17,567 per passenger.Departing Mon, 29 Sep.One-way flight with Singapore Airlines.Outbound direct flight with Singapore Airlines departs from Kathmandu on Mon, 29 Sep, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 17,567, select.
Singapore.₹ 17,836 per passenger.Departing Thu, 29 May.One-way flight with IndiGo.Outbound indirect flight with IndiGo, departs from Kathmandu on Thu, 29 May, arriving in Singapore Changi.Price includes taxes and charges.From ₹ 17,836, select.

Find the cheapest month to fly from Kathmandu to Singapore

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kathmandu to Singapore flights are currently cheapest in August.
May
from ₹ 17,836
Jun
from ₹ 16,505
Jul
from ₹ 12,314
Aug
from ₹ 11,688
Sep
from ₹ 17,123
Oct
from ₹ 16,504
Nov
from ₹ 16,069
Dec
from ₹ 21,924
Jan
from ₹ 21,334
Feb
from ₹ 23,736
Mar
from ₹ 24,592
Apr
from ₹ 27,573

Direct flights from Kathmandu to Singapore

Alternative Kathmandu to Singapore routes

Looking for the cheapest, fastest or easiest route from Kathmandu to Singapore? You could fly into the following airports instead.

Kathmandu to Singapore: Flight information

The things to know before you go.
Cheapest flight found₹ 11,688
Cheapest month to flyAugust
Average flight time4 hrs, 59 mins
Most popular airlineSingapore Airlines
Average flights per week15

Finding cheap flights from Kathmandu to Singapore: Frequently asked questions

There are 2 airports in Singapore: Seletar and Singapore Changi.
The best price we found for a return flight from Kathmandu to Singapore is ₹ 25,120. 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.
4 hours and 59 minutes is the average flight time from Kathmandu to Singapore.
Singapore Airlines and Garuda Indonesia fly direct from Kathmandu to Singapore.
As of May 2025, there are 15 flights per week flying from Kathmandu to Singapore.
The cheapest month to fly from Kathmandu to Singapore is usually July.
If you're flying from Kathmandu Airport, the cheapest airport near Singapore is Singapore Changi – which is 17.9 km away from the centre of Singapore. We've found flights into this airport from ₹ 25,120.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kathmandu Airport to Singapore on Tuesday, 1 July 2025.
Yes – the average flight time is 4 hours and 59 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 Singapore 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 Singapore is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 28°C. May is typically the warmest month in Singapore, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is December, with temperatures averaging 25°C. The rainiest month is December.
Currently, Thai AirAsia and Singapore Airlines offer the cheapest flight tickets to Singapore.

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

  • Around 5 hours 5 minutes is how long you'll be travelling on a direct flight from Tribhuvan International Airport to Singapore.

  • Singapore is two hours 12 minutes ahead of Kathmandu, where Tribhuvan International Airport is located. Singapore runs on the UTC+8 timezone.

  • Tribhuvan International Airport (KTM) to Changi International Airport (SIN) is the most traveled route, with seven weekly departures to choose from. You can travel from KTM to SIN at 21:10 with Singapore Airlines.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. That way, you can comfortably catch your KTM to Singapore flight.

  • If you're jetting off during a major holiday or another peak period, allow for even more time. A good general rule is two hours ahead of domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

  • Begin your journey at KTM and travel straight to Changi International Airport (SIN). That will be your arrival point when searching for Tribhuvan International Airport to Singapore tickets.

  • Singapore Airlines is a well-known carrier that operates direct flights from Tribhuvan International Airport to Singapore.

  • Think about adding a stopover to potentially save on your flight ticket from KTM to Singapore. Just uncheck 'Direct flights only' during your search. Take a break (and maybe save some cash) by stopping at one of these connecting airports:

    • Kuala Lumpur International Airport (KUL)

    • Suvarnabhumi Airport (BKK)

    • Hazrat Shahjalal International Airport (DAC)

  • To get to KTM from central Kathmandu, it'll take around 15 minutes by car. It's roughly 3 kilometres from the airport to the city centre.

  • Want an easy start to your travels? Stay near KTM. Whether you're catching an early flight from Tribhuvan International Airport to Singapore or just don't want to be rushed, these hotels put convenience first:

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

  • ₹ 11,688 is the lowest price we've seen for a one-way Tribhuvan International Airport to Singapore flight. A return flight ticket right now is ₹ 25,120. Depending on how early you book and the availability, these fares may change.

  • Get cheap flights from KTM to Singapore by booking nine months ahead. Based on our research, that's the best time for picking up a bargain.

  • The best month for landing cheap Tribhuvan International Airport to Singapore tickets is January. Use the 'Whole month' tool to compare flight prices, then choose the dates offering the lowest fares.

  • You don't need to check back constantly to see if fares have dropped when you create a Price Alert. We'll let you know as soon as there's an updated deal for cheap flights from KTM to Singapore.

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

Airports in Singapore

Changi International Airport (SIN)

  • Changi International Airport (SIN) to the centre of Singapore takes about 20 minutes by car. The centre is roughly 21 kilometres away.

  • Getting to the centre on public transport typically takes 1 hour.

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

  • Get on the fast track to adventure by picking up a Changi International Airport rental car. Grab your wheels from Avis, Sixt or Green Motion and explore beyond Singapore's usual tourist stops.

  • Booking your ride from Changi International Airport about two weeks before your flight from KTM to Singapore can help you get the lowest rate.

Seletar Airport (XSP)

  • The centre of Singapore is located around 19 kilometres from Seletar Airport (XSP). After your flight from Tribhuvan International Airport to Singapore has hit the runway and you've made your way out of the airport, expect a drive of around 25 minutes.

  • If you're travelling on public transport, it'll take around 1 hour 25 minutes.

  • Place the 'Do not disturb' sign on your door and relax at a hotel close to XSP. Here are a few options where you can settle in after your KTM to Singapore flight:

Best time to go to Singapore

  • Carefully consider your travel dates before securing your flight from Tribhuvan International Airport to Singapore. The city buzzes in peak season, but rates are generally higher and major attractions can get busy. Visit Singapore in the off-season if you like a more relaxed vibe.

  • Book a Tribhuvan International Airport to Singapore flight ticket with a departure in May to explore the city during its warmest month. You can expect temperatures to range from 25ºC to 31ºC.

  • If you want to travel in cooler conditions, search for a cheap ticket from KTM to Singapore in January when temperatures average between 24ºC and 30ºC.

More about Singapore

  • When it comes to searching for somewhere to lay your head, you'll find the top stays in Singapore right here. Explore these options once you've booked your flight from Tribhuvan International Airport to Singapore:

  • There are so many things to do and see in this city it can be difficult to know where to begin. Gardens by the Bay, Marina Bay Sands and Universal Studios Singapore are leading attractions which should feature on any good Singapore itinerary.

Plan the rest of your trip from Kathmandu to Singapore

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