The cheapest times to fly from KTM to SIN are

  • January 1st to March 25th (except the week of January 29th)
  • May 14th to July 15th (except the week of July 2nd)
  • July 30th to September 2nd
  • December 3rd to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KTM to SIN is early to mid January. Prices can be as high as $642 for Friday flights during mid April, or as low as $420 for Thursday flights around early to mid January.


When to Fly to Singapore

Flying from Kathmandu (KTM) to Singapore (SIN) will usually cost between $423 to $556 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $427. Due to high demand the most expensive time to fly is mid April, with an average price of $549. Planning your trip to low-cost times can easily save you $122 on economy flights and even more on first-class flights. Generally, any price below $467 can be considered a good price for a round-trip KTM to SIN flight.

See below for a graph of average weekly prices for the KTM to SIN route. All prices are for round-trip tickets in USD.

KTM to SIN Flight Prices

Compared to other flights, the KTM to SIN flight is much cheaper than the average and costs much less than the average flight leaving from Kathmandu. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to SIN, and Tuesday the cheapest day to fly back into KTM. Fridays are the most expensive days to fly to Singapore, and Saturdays are the most expensive days to return to Kathmandu. Selecting flights on the least expensive days could save you up to $24 (5%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $456. Return trip prices are from the SIN to KTM flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from KTM to SIN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 4 hour 56 minutes may be realistic.


Flight Hacking KTM to SIN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from KTM to SIN — but Champion Traveler does!

Hack #1: Bangkok (KTM > DMK > SIN)

  • Price for both tickets: $293
  • Average savings: $174 (37.26%)

See KTM to KUL flights

Hack #2: Kuala Lumpur (KTM > KUL > SIN)

  • Price for both tickets: $423
  • Average savings: $45 (9.53%)

See KTM to DMK flights

Hack #3: Delhi (KTM > DEL > SIN)

  • Price for both tickets: $445
  • Average savings: $23 (4.82%)

See KTM to DEL flights


Flight Questions Answered

Still have questions about flying from KTM to SIN? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Air China, Air India, AirAsia, Bangkok Airways, Biman, Cathay Pacific, China Eastern, China Southern, Druk Air, Emirates, Etihad, IndiGo, Jetstar, Korean Air, Malaysia Airlines, Malindo Air, Nepal Airlines, Qatar Airways, Regent Airways, Scoot, Sichuan Airlines, Singapore Airlines, SpiceJet, THAI, Thai Lion Mentari, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from Singapore Changi International Airport to Tribhuvan International Airport?

The distance between the two airports is roughly 2198 miles or 3537 kilometers.

How long does it take to fly from KTM to SIN?

The real-world flight time for a nonstop KTM to SIN flight is about 4 hour 56 minutes.

How many flights go between Kathmandu and Singapore?

It depends on the day of the week and the date, but a typical day might have around 57 available flights from KTM to SIN.


Airport Location Info


Departing Airport

Origination codeKTM
Origination airport nameTribhuvan International Airport

Return Airport

Destination codeSIN
Destination airport nameSingapore Changi International Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.