Cheap flights from Kathmandu to Singapore from £170

KTM — SIN
15 Oct — 22 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Singapore Changi are usually found in March or August, booked 76 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Kathmandu to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Kathmandu to Singapore

Sat 17/1020:50 -
1 stop18h 40m
Sat 24/1019:45 -
1 stop20h 15m
Deal found 11/9£388
Sat 17/1006:30 -
1 stop13h 00m
Fri 23/1013:10 -
1 stop22h 10m
Deal found 13/9£422
Sat 17/1021:10 -
2 stops19h 05m
Sat 24/1023:00 -
1 stop12h 20m
Deal found 11/9£445
Sat 17/1008:10 -
1 stop11h 20m
Fri 23/1023:25 -
2 stops23h 00m
Deal found 13/9£458
Fri 25/1222:55 -
1 stop18h 00m
Thu 31/1212:55 -
1 stop10h 50m
Deal found 13/9£459
Sat 17/1006:30 -
2 stops22h 30m
Sat 24/1020:45 -
2 stops28h 25m
Deal found 11/9£464
Sun 27/1222:45 -
1 stop11h 55m
Fri 1/119:55 -
1 stop18h 20m
Deal found 13/9£498
Tue 10/1122:45 -
1 stop11h 20m
Thu 19/1115:20 -
2 stops22h 55m
Deal found 14/9£502
Tue 10/1122:45 -
1 stop8h 05m
Sat 14/1106:20 -
1 stop7h 55m
Deal found 14/9£504
Sun 27/1222:55 -
1 stop10h 40m
Sat 2/112:55 -
1 stop10h 50m
Deal found 13/9£518
Mon 19/1013:00 -
1 stop17h 50m
Sun 25/1015:20 -
2 stops22h 55m
Deal found 14/9£536

Find flight deals from Kathmandu to Singapore

Round-trip from

£388

One-way from

£170

Popular in

May

Cheapest in

March

Average price

£417

Good round-trip deal

£632 or less

Good one-way deal

£817 or less
IndiGo
  • IndiGo
  • 17/10-24/10
  • 2 total stops
  • 38h 55m total
  • Kathmandu to Singapore
21/10-31/12
  • 21/10-31/12
  • 2 total stops
  • 25h 25m total
  • Kathmandu to Singapore
Highest demand for flights based on searches. 11% potential increase in price (£44 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in September 2026
Price to beat on a round-trip flight from Kathmandu Tribhuvan to Singapore Changi.
Price to beat on a one-way flight from Kathmandu Tribhuvan to Singapore Changi.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Kathmandu to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Tue 20/10

14:40-04:55

2 stops12h 00m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£279

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Mon 4/1

22:55-13:00

1 stop11h 50m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£280

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Mon 4/1

22:45-13:35

2 stops36h 35m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£346

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Sun 3/1

22:45-13:35

2 stops36h 35m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£346

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Mon 19/10

22:45-13:30

2 stops12h 30m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£376

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Sat 24/10

11:55-16:15

2 stops26h 05m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£387
Fastest return journey

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Sun 11/10

22:50-06:15

Nonstop5h 10m

Singapore Changi

Wed 31/12

00:00-22:00

Nonstop0h 00m

£394

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Mon 4/1

22:45-22:55

2 stops21h 55m

Singapore Changi

Tue 12/1

13:40-21:45

1 stop10h 20m

£499

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Tue 10/11

22:45-12:20

1 stop11h 20m

Singapore Changi

Thu 19/11

15:20-12:00

2 stops22h 55m

£502

KathmanduSingapore

KTM Kathmandu Tribhuvan - SIN Singapore Changi

KTMSIN

Kathmandu Tribhuvan

Mon 19/10

13:00-09:05

1 stop17h 50m

Singapore Changi

Tue 27/10

07:50-12:00

2 stops30h 25m

£536

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Kathmandu to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Kathmandu with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Singapore

How far ahead should I book a flight from Kathmandu to Singapore?

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kathmandu to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Kathmandu to Singapore?

Currently, March is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of £400). Flying from Kathmandu to Singapore in May is currently the most expensive (average of £613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KTM to SIN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kathmandu to Singapore as you normally would.

How much does it cost for a return flight from Kathmandu to Singapore?

Airfare is typical for this route at the moment.

Kathmandu to Singapore flights typically cost between £366 and £486 in October.
The cheapest return price found within the last 5 days was £388 on IndiGo (17 Oct–24 Oct).

Reviews of airlines servicing Singapore

Read through reviews of airlines operating flights from Kathmandu to Singapore, such as Singapore Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Crew

8.6

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Related info for your journey

  • How popular is this Kathmandu to Singapore flight route?

  • How long is the flight from Kathmandu to Singapore?

    There are many flights that can get you from Kathmandu to Singapore in 21h 55m. Fly via Malaysia Airlines to get the fastest option. There are 2196 mi between Kathmandu and Singapore.

  • What is the cheapest airline to fly from Kathmandu to Singapore round-trip?

    Singapore Airlines, at £313, was found to be the cheapest airline from Kathmandu to Singapore.. This flight start at 31% lower than the current average price 3 months from now.

  • Can I find deals for flights from Kathmandu to Singapore that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Singapore.

  • Can I find deals for business class flights from Kathmandu to Singapore?

    Yes. Cheapflights offers flight deals from Kathmandu to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kathmandu to Singapore?

    Currently, March is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of £400). Flying from Kathmandu to Singapore in May is currently the most expensive (average of £613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Kathmandu to Singapore

AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest£313Average£413FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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