Which airline has the best punctuality record on Singapore to Kathmandu flights?

Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.

What is the most punctual flight time for Singapore to Kathmandu flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How often are flights from Singapore to Kathmandu delayed?

About 20% of weekly flights between Singapore and Kathmandu have experienced delays in the past year, with the average delay time being 92 minutes.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

How popular is this Singapore to Kathmandu flight route?

Within the past month, 1 users have taken a look at flights from Singapore Changi to Kathmandu Tribhuvan.

How long is the flight from Singapore to Kathmandu?

A quick flight from Singapore to Kathmandu can take about 10h 20m. Sichuan Airlines provides one of the quickest options available for as low as $801. There are 2196 mi between Singapore and Kathmandu. This flight may include one or multiple stops.

What are the cheapest airlines flying from Singapore to Kathmandu round-trip?

Cheapflights users have booked flights from Singapore to Kathmandu round-trip from $441. Other airlines that can offer you cheap pricing are Thai Airways, from $516, and Singapore Airlines, from $566. Air India is priced at 24% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Singapore to Kathmandu one-way?

For one-way options, check prices for Air India. According to our data, you can fly for as low as $151. Users have also found prices from $188 and $220 on Batik Air and Thai Airways, respectively.

Weekly flight availability from Singapore to Kathmandu

The most flights from SIN to KTM are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the most popular airlines that fly from Singapore to Kathmandu?

The most popular airlines flying from Singapore to Kathmandu are Singapore Airlines, Thai Airways and Air India. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Singapore-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Singapore-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Singapore-Kathmandu flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Singapore-Kathmandu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Singapore-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Singapore to Kathmandu?

If you book a flight from Singapore to Kathmandu, you will be flying from Changi to Tribhuvan. Flights to Kathmandu Tribhuvan (KTM) from Singapore Changi (SIN) take 4h 55m for a nonstop flight. There are 2 flights from Changi to Kathmandu per day from 3 airlines.

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

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

How can I find direct flights from Singapore to Kathmandu?

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

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

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

$213+ Cheap Flights from Singapore to Kathmandu

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Cheapflights Tip: The best prices from Singapore Changi to Kathmandu Tribhuvan are usually found in March or September, booked 73 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Singapore to Kathmandu

Cheapest

Best

Last-minute

One-way

Cheapest flights from Singapore to Kathmandu
Explore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Tue 9/88:25 am -

1 stop24h 25m

Wed 9/3010:05 am -

1 stop23h 50m

Deal found 8/9

$415

Sun 9/68:25 am -

1 stop26h 55m

Sun 9/132:40 pm -

1 stop19h 15m

Deal found 8/8

$419

Tue 9/19:45 am -

1 stop29h 10m

Mon 9/71:15 pm -

1 stop17h 00m

Deal found 8/10

$435

Mon 9/218:25 am -

1 stop10h 20m

Thu 9/245:30 pm -

1 stop16h 25m

Deal found 8/11

$451

Sat 9/198:25 am -

1 stop14h 00m

Thu 9/245:30 pm -

1 stop16h 25m

Deal found 8/12

$454

Tue 8/1810:45 am -

1 stop29h 40m

Sat 8/293:10 pm -

1 stop23h 55m

Deal found 8/8

$465

Mon 8/318:25 am -

1 stop13h 40m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$474

Sun 8/308:25 am -

1 stop10h 20m

Tue 9/13:10 pm -

1 stop16h 20m

Deal found 8/10

$475

Sun 8/3010:30 am -

1 stop25h 35m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$477

Wed 9/28:25 am -

1 stop17h 55m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$482

Best flights from Singapore to Kathmandu
Discover carefully curated flight deals from Singapore to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Thu 9/105:00 pm -

1 stop20h 00m

Mon 9/1411:45 am -

1 stop25h 40m

Deal found 8/11

$546

Wed 12/912:30 pm -

1 stop10h 20m

Thu 12/249:25 pm -

1 stop9h 50m

Deal found 8/10

$801

Mon 9/71:10 am -

1 stop11h 50m

Wed 9/3011:45 am -

2 stops21h 55m

Deal found 8/8

$918

Thu 12/106:55 pm -

Nonstop5h 10m

Thu 12/2410:55 pm -

Nonstop5h 05m

Deal found 8/10

$962

Thu 12/1012:30 pm -

1 stop10h 20m

Wed 12/239:25 pm -

1 stop9h 50m

Deal found 8/11

$858

Tue 9/86:50 pm -

Nonstop4h 55m

Wed 9/3011:10 pm -

Nonstop4h 50m

Deal found 8/9

$1,089

Mon 11/26:55 pm -

Nonstop5h 00m

Tue 11/1010:55 pm -

Nonstop5h 05m

Deal found 8/9

$1,191

Last-minute flights from Singapore to Kathmandu
Discover last-minute flight deals from Singapore to Kathmandu. Data last updated August 12, 2026 and is based on user searches.

Tue 8/1810:45 am -

1 stop29h 40m

Sat 8/293:10 pm -

1 stop23h 55m

Deal found 8/8

$465

Sun 8/308:25 am -

1 stop10h 20m

Tue 9/13:10 pm -

1 stop16h 20m

Deal found 8/10

$475

Sun 8/3010:30 am -

1 stop25h 35m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$477

Mon 8/318:25 am -

1 stop13h 40m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$474

Tue 9/19:45 am -

1 stop29h 10m

Mon 9/71:15 pm -

1 stop17h 00m

Deal found 8/10

$435

Wed 9/28:25 am -

1 stop17h 55m

Fri 9/410:50 am -

1 stop28h 40m

Deal found 8/10

$482

Sun 9/68:25 am -

1 stop26h 55m

Sun 9/132:40 pm -

1 stop19h 15m

Deal found 8/8

$419

Tue 9/88:25 am -

1 stop24h 25m

Wed 9/3010:05 am -

1 stop23h 50m

Deal found 8/9

$415

Sat 9/198:25 am -

1 stop14h 00m

Thu 9/245:30 pm -

1 stop16h 25m

Deal found 8/12

$454

Mon 9/218:25 am -

1 stop10h 20m

Thu 9/245:30 pm -

1 stop16h 25m

Deal found 8/11

$451

One-way flights from Singapore to Kathmandu
Search for one-way flight options from Singapore to Kathmandu. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Tue 8/1810:45 am -

1 stop29h 40m

Deal found 8/10

$213

Tue 8/188:25 am -

1 stop12h 00m

Deal found 8/9

$214

Mon 8/179:20 pm -

1 stop17h 45m

Deal found 8/9

$215

Fri 8/2110:30 am -

1 stop28h 35m

Deal found 8/9

$222

Thu 8/207:55 am -

1 stop26h 20m

Deal found 8/9

$234

Wed 8/1910:45 am -

1 stop29h 40m

Deal found 8/10

$235

Mon 8/178:45 am -

2 stops17h 35m

Deal found 8/9

$246

Wed 8/198:45 am -

2 stops17h 35m

Deal found 8/10

$247

Tue 8/188:45 am -

2 stops17h 35m

Deal found 8/10

$254

Find flight deals from Singapore to Kathmandu

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$415 (FlightHub)
One-way from	$213 (Kiwi.com)
Popular in	October
Cheapest in	March
Average price	$540

Provider with most accurate pricing for Singapore Changi-Kathmandu Tribhuvan flight deals.

Search Deals

Provider most trusted by Cheapflights users for Singapore Changi-Kathmandu Tribhuvan flights.

Search Deals

From Singapore Changi to Kathmandu Tribhuvan

Search Deals

One-way flight from Singapore Changi to Kathmandu Tribhuvan

Search Deals

High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Thu 9/10

5:00 pm-10:45 am

1 stop20h 00m

Kathmandu Tribhuvan

Mon 9/14

11:45 am-3:40 pm

1 stop25h 40m

$546

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Wed 12/9

12:30 pm-8:35 pm

1 stop10h 20m

Kathmandu Tribhuvan

Thu 12/24

9:25 pm-9:30 am

1 stop9h 50m

$801

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Thu 12/10

12:30 pm-8:35 pm

1 stop10h 20m

Kathmandu Tribhuvan

Wed 12/23

9:25 pm-9:30 am

1 stop9h 50m

$858

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Mon 9/7

1:10 am-10:45 am

1 stop11h 50m

Kathmandu Tribhuvan

Wed 9/30

11:45 am-11:55 am

2 stops21h 55m

$918

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Thu 12/10

6:55 pm-9:50 pm

Nonstop5h 10m

Kathmandu Tribhuvan

Thu 12/24

10:55 pm-6:15 am

Nonstop5h 05m

$962

Quickest round-trip

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Tue 9/8

6:50 pm-9:30 pm

Nonstop4h 55m

Kathmandu Tribhuvan

Wed 9/30

11:10 pm-6:15 am

Nonstop4h 50m

$1,089

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Mon 11/2

6:55 pm-9:40 pm

Nonstop5h 00m

Kathmandu Tribhuvan

Tue 11/10

10:55 pm-6:15 am

Nonstop5h 05m

$1,191

Cheapest one-way

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Tue 8/18

5:05 am-12:50 pm

1 stop10h 00m

$219

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Thu 8/20

7:55 am-8:00 am

1 stop26h 20m

$234

SingaporeKathmandu

SIN Singapore Changi - KTM Kathmandu Tribhuvan

SINKTM

Singapore Changi

Wed 10/21

9:45 am-12:15 pm

1 stop28h 45m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 17 resultsSorted by cheapest first

Compare providers for flights from Singapore to Kathmandu

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Singapore to Kathmandu in August.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Singapore-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Singapore-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Singapore-Kathmandu flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Singapore-Kathmandu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Singapore-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Singapore to Kathmandu

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

SIN-KTM

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

Prices

Airlines

Delays

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

The price you pay for your flight from Singapore to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of $514). Flying from Singapore to Kathmandu in October is currently the most expensive (average of $651). 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 SIN to KTM?

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

How much does it cost to fly round-trip from Singapore to Kathmandu?

Airfare is below average for this route at the moment.

Singapore to Kathmandu flights typically cost between $499 and $659 in September.
The cheapest round-trip price found within the last 5 days was $415 on Air India (Sep 8-Sep 30).

The best insider tips for Singapore to Kathmandu flights

Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Kathmandu trip

Our travel experts

Sharad Ranabhat

Expert on KTM

Sharad, a Nepal-based aviation journalist, is passionate about uncovering the latest in airline news and airport reviews. When he's not diving into the world of aviation, you’ll find him exploring new destinations and sharing stories that connect and inspire.

Yulia Denisyuk

Expert on SIN

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

See what other customers who have flown with Singapore Airlines,Thai Airways, andAir India from Singapore to Kathmandu have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very good

1,584 reviews

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Singapore Airlines

8.2

Very good

1,584 reviews

Singapore Airlines

8.2

Very good

1,584 reviews

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Thai Airways

7.9

Good

414 reviews

Singapore Airlines

8.2

Very good

1,584 reviews

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Air India

5.5

Fair

2,948 reviews

Singapore Airlines

8.2

Very good

1,584 reviews

Reviews

1 / 20

8.0

Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Related info for your journey

What airports do I use to fly from Singapore to Kathmandu?
If you book a flight from Singapore to Kathmandu, you will be flying from Changi to Tribhuvan. Flights to Kathmandu Tribhuvan (KTM) from Singapore Changi (SIN) take 4h 55m for a nonstop flight. There are 2 flights from Changi to Kathmandu per day from 3 airlines.
How popular is this Singapore to Kathmandu flight route?
Within the past month, 1 users have taken a look at flights from Singapore Changi to Kathmandu Tribhuvan.
How long is the flight from Singapore to Kathmandu?
A quick flight from Singapore to Kathmandu can take about 10h 20m. Sichuan Airlines provides one of the quickest options available for as low as $801. There are 2196 mi between Singapore and Kathmandu. This flight may include one or multiple stops.
What are the cheapest airlines flying from Singapore to Kathmandu round-trip?
Cheapflights users have booked flights from Singapore to Kathmandu round-trip from $441. Other airlines that can offer you cheap pricing are Thai Airways, from $516, and Singapore Airlines, from $566. Air India is priced at 24% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Singapore to Kathmandu one-way?
For one-way options, check prices for Air India. According to our data, you can fly for as low as $151. Users have also found prices from $188 and $220 on Batik Air and Thai Airways, respectively.
Can I find deals for flights from Singapore to Kathmandu that include hotel bookings?
Yes. In addition to deals on Singapore to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Singapore to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Kathmandu.
Can I find deals for business class flights from Singapore to Kathmandu?
Yes. Cheapflights offers flight deals from Singapore to Kathmandu 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 Singapore to Kathmandu?
Currently, March is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of $514). Flying from Singapore to Kathmandu in October is currently the most expensive (average of $651). 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

Nagarkot

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Flights by cabin class

Kathmandu flight routes

Other flight options

Other flights from Singapore

Popular flights

Complete your trip

Kathmandu car rentals

Kathmandu Tribhuvan Airport car rentals

Top 3 airlines flying from Singapore to Kathmandu

Airline	Cheapest	Average	Flexibility	On-time
Air India	Cheapest$441	Average$491	FlexibilityNo cancel fee	On-timeN/A
Thai Airways	Cheapest$516	Average$658	FlexibilityNo cancel fee	On-time77%
Singapore Airlines	Cheapest$566	Average$861	FlexibilityNo cancel fee	On-time81%

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$213+ Cheap flights from Singapore (SIN) to Kathmandu (KTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Singapore to Kathmandu with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Singapore to Kathmandu

Cheapest flights from Singapore to KathmanduExplore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Explore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Best flights from Singapore to KathmanduDiscover carefully curated flight deals from Singapore to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Discover carefully curated flight deals from Singapore to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Last-minute flights from Singapore to KathmanduDiscover last-minute flight deals from Singapore to Kathmandu. Data last updated August 12, 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Kathmandu. Data last updated August 12, 2026 and is based on user searches.

One-way flights from Singapore to KathmanduSearch for one-way flight options from Singapore to Kathmandu. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Search for one-way flight options from Singapore to Kathmandu. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Find flight deals from Singapore to Kathmandu

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Singapore to Kathmandu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Singapore to Kathmandu in August.

Best time to book a flight from Singapore to Kathmandu

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

Cheapflights Insights

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

The price you pay for your flight from Singapore to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

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

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

How much does it cost to fly round-trip from Singapore to Kathmandu?

Airfare is below average for this route at the moment.

Singapore to Kathmandu flights typically cost between $499 and $659 in September.The cheapest round-trip price found within the last 5 days was $415 on Air India (Sep 8-Sep 30).

Weekly flight availability from Singapore to Kathmandu

The most flights from SIN to KTM are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Singapore to Kathmandu delayed?

About 20% of weekly flights between Singapore and Kathmandu have experienced delays in the past year, with the average delay time being 92 minutes.

What is the most punctual flight time for Singapore to Kathmandu flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Kathmandu flights?

Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.

The best insider tips for Singapore to Kathmandu flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Kathmandu trip

Our travel experts

Reviews of airlines servicing Kathmandu

See what other customers who have flown with Singapore Airlines,Thai Airways, andAir India from Singapore to Kathmandu have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airports do I use to fly from Singapore to Kathmandu?

How popular is this Singapore to Kathmandu flight route?

How long is the flight from Singapore to Kathmandu?

What are the cheapest airlines flying from Singapore to Kathmandu round-trip?

What are the cheapest airlines to fly from Singapore to Kathmandu one-way?

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

How can I find direct flights from Singapore to Kathmandu?

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

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

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Other flights to Kathmandu

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Singapore and Kathmandu flights

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Cheapest flights from Singapore to Kathmandu
Explore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

Best flights from Singapore to Kathmandu
Discover carefully curated flight deals from Singapore to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.

Last-minute flights from Singapore to Kathmandu
Discover last-minute flight deals from Singapore to Kathmandu. Data last updated August 12, 2026 and is based on user searches.

One-way flights from Singapore to Kathmandu
Search for one-way flight options from Singapore to Kathmandu. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.

Singapore to Kathmandu flights typically cost between $499 and $659 in September.
The cheapest round-trip price found within the last 5 days was $415 on Air India (Sep 8-Sep 30).