How popular is this Kathmandu to Singapore flight route?

The Kathmandu Tribhuvan to Singapore Changi flight path was viewed by 36 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

Currently priced at $325, IndiGo will fly you from Kathmandu to Singapore and back. In addition to IndiGo, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Singapore Airlines for as low as $395. IndiGo is 43% cheaper than the average price of flights available within the next 90 days to this destination.

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

The cheapest airline one-way is IndiGo, with whom users have recently found tickets for as low as $207. However, be on the lookout for offers from Thai AirAsia and Singapore Airlines, as they are both options that can get you from Kathmandu to Singapore for a low price.

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

What are the cheapest flights from Kathmandu to Singapore?

On average you can expect to pay $1,548 for a flight from Kathmandu to Singapore. The cheapest flight overall is $365 while the most popular route, (Kathmandu Tribhuvan - Singapore Changi) is currently priced at $585.

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

Consider Air India, Thai AirAsia or Singapore Airlines when booking your flight. These represent the most popular airlines when flying from Kathmandu to Singapore.

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

Wednesday is generally a great day to depart. Flying on this day could help you save up to 32%.

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

To save up to 73% on this flight, we recommend booking at least 50 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Kathmandu to Singapore from $492 1-2 weeks out and tickets from $515 for flights departing within the next 72 hours.

What is the cheapest month to fly from Kathmandu to Singapore?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, August can be a great choice for travel to Singapore. Flights to Singapore from Kathmandu in August are about $575 on average during August, but can be found for as low as $383.

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

If you wish to fly to Singapore from Kathmandu, then you need to book flights from Kathmandu Tribhuvan to Singapore Changi. There is 1 flight from Tribhuvan (KTM) to Changi (SIN) per day to choose from. Flights to Singapore from Tribhuvan are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 5h 05m is how long a nonstop flight from Kathmandu to Singapore Changi typically takes.

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 vacation 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.

$198+ Flights from Kathmandu to Singapore

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Singapore Changi are usually found in August or July, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Saturday

Cheap flight deals from Kathmandu to Singapore

Round-trip from	$325 (Booking.com)
One-way from	$198 (Kiwi.com)
Popular in	May
Cheapest in	August
Average price	$470
Good round-trip deal	$573 or less
Good one-way deal	$518 or less

From Kathmandu Tribhuvan to Singapore Changi

Search Deals

One-way flight from Kathmandu Tribhuvan to Singapore Changi

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($23 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Kathmandu Tribhuvan to Singapore Changi.

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Price to beat on a one-way flight from Kathmandu Tribhuvan to Singapore Changi.

Search Deals

Find flight deals from Kathmandu to Singapore

Cheapest flights from Kathmandu to Singapore
Explore the most affordable flight options available from Kathmandu to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 1, 2025.

lun. 7/282:00 pmKTM - SIN

1 stop25h 30mIndiGo

lun. 8/47:45 pmSIN - KTM

1 stop19h 30mIndiGo

Deal found 6/30

$325

mar. 7/293:00 pmKTM - SIN

1 stop26h 50mMultiple Airlines

mar. 8/58:30 pmSIN - KTM

1 stop12h 20mMultiple Airlines

Deal found 7/1

$341

jue. 7/1711:00 pmKTM - SIN

Nonstop5h 05mSingapore Airlines

lun. 7/216:55 pmSIN - KTM

Nonstop5h 05mSingapore Airlines

Deal found 7/1

$433

Best flights from Kathmandu to Singapore
Discover carefully curated flight deals from Kathmandu to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 1, 2025.

lun. 7/282:00 pmKTM - SIN

1 stop25h 30mIndiGo

lun. 8/47:45 pmSIN - KTM

1 stop19h 30mIndiGo

Deal found 6/30

$325

mar. 7/293:00 pmKTM - SIN

1 stop26h 50mMultiple Airlines

mar. 8/58:30 pmSIN - KTM

1 stop12h 20mMultiple Airlines

Deal found 7/1

$341

vie. 8/111:00 pmKTM - SIN

Nonstop5h 05mSingapore Airlines

mié. 8/66:55 pmSIN - KTM

Nonstop5h 05mSingapore Airlines

Deal found 6/30

$395

Last-minute flights from Kathmandu to Singapore
Discover last-minute flight deals from Kathmandu to Singapore. Data last updated julio 1, 2025 and is based on user searches.

dom. 7/611:30 pmKTM - SIN

1 stop15h 05mChina Southern

jue. 7/103:55 amSIN - KTM

1 stop20h 50mChina Southern

Deal found 6/30

$747

mié. 7/92:00 pmKTM - SIN

1 stop25h 30mIndiGo

jue. 7/107:45 pmSIN - KTM

1 stop19h 30mIndiGo

Deal found 7/1

$395

mié. 7/911:00 pmKTM - SIN

Nonstop5h 05mSingapore Airlines

jue. 7/106:55 pmSIN - KTM

Nonstop5h 05mSingapore Airlines

Deal found 7/1

$665

vie. 7/1111:10 amKTM - SIN

1 stop13h 35mMultiple Airlines

jue. 7/177:45 pmSIN - KTM

1 stop20h 35mMultiple Airlines

Deal found 7/1

$377

jue. 7/1711:00 pmKTM - SIN

Nonstop5h 05mSingapore Airlines

lun. 7/216:55 pmSIN - KTM

Nonstop5h 05mSingapore Airlines

Deal found 7/1

$433

lun. 7/282:00 pmKTM - SIN

1 stop25h 30mIndiGo

lun. 8/47:45 pmSIN - KTM

1 stop19h 30mIndiGo

Deal found 6/30

$325

mar. 7/293:00 pmKTM - SIN

1 stop26h 50mMultiple Airlines

mar. 8/58:30 pmSIN - KTM

1 stop12h 20mMultiple Airlines

Deal found 7/1

$341

One-way flights from Kathmandu to Singapore
Search for one-way flight options from Kathmandu to Singapore. Find affordable one-way fares based on user searches. Data last updated julio 1, 2025.

sáb. 7/199:05 amKTM - SIN

2 stops31h 10mMultiple Airlines

Deal found 6/30

$198

mar. 7/1510:50 amKTM - SIN

1 stop28h 40mIndiGo

Deal found 6/30

$207

mar. 7/83:00 pmKTM - SIN

1 stop20h 50mThai AirAsia

Deal found 6/30

$226

lun. 9/2911:10 pmKTM - SIN

Nonstop4h 55mSingapore Airlines

Deal found 7/1

$241

mar. 7/85:30 pmKTM - SIN

2 stops16h 10mAir India

Deal found 6/30

$250

dom. 8/31:15 pmKTM - SIN

1 stop27h 25mSriLankan Airlines

Deal found 6/29

$282

vie. 11/289:25 pmKTM - SIN

1 stop16h 30mBatik Air

Deal found 6/29

$739

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

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

lun. 7/28

2:00 pm-5:45 pm

1 stop25h 30m

Singapore Changi

lun. 8/4

7:45 pm-1:00 pm

1 stop19h 30m

$325

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

mar. 7/29

3:00 pm-8:05 pm

1 stop26h 50m

Singapore Changi

mar. 8/5

8:30 pm-6:35 am

1 stop12h 20m

$341

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

vie. 8/1

11:00 pm-6:20 am

Nonstop5h 05m

Singapore Changi

mié. 8/6

6:55 pm-9:45 pm

Nonstop5h 05m

$395

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

sáb. 7/19

9:05 am-6:30 pm

2 stops31h 10m

$198

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

mar. 7/15

10:50 am-5:45 pm

1 stop28h 40m

$207

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

mar. 7/8

3:00 pm-2:05 pm

1 stop20h 50m

$226

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

lun. 9/29

11:10 pm-6:20 am

Nonstop4h 55m

$241

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

mar. 7/8

5:30 pm-11:55 am

2 stops16h 10m

$250

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

dom. 8/3

1:15 pm-6:55 pm

1 stop27h 25m

$282

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

vie. 11/28

9:25 pm-4:10 pm

1 stop16h 30m

$739

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

The best insider tips for Kathmandu to Singapore flights

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

Airports

KTM

Arrive at least 3 hours early for your flight from KTM to ensure ample time for check-in, security, and immigration.

SIN

For a quick city transfer from SIN, use the Grab rideshare app. It's faster and cheaper than taxis, taking about 25 minutes to the city center.

Our travel experts

Sharad Ranabhat

Expert on KTM

Yulia Denisyuk

Expert on SIN

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 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 Kathmandu to Singapore

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

Booking 49 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, October is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of $1,008). Flying from Kathmandu to Singapore in December is currently the most expensive (average of $1,674). 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?

When flying from Kathmandu to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 54% versus a flight at noon.

What is the cheapest day to fly from Kathmandu to Singapore?

Travelers seeking maximum savings on their Kathmandu to Singapore flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Kathmandu to Singapore

The most flights from KTM to SIN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Singapore

Read reviews from past customers who have flown Singapore Airlines, Thai AirAsia, and SriLankan Airlines from Kathmandu to Singapore. 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

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Singapore Airlines

8.1

Very good

1,320 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Thai AirAsia

7.5

Good

217 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

SriLankan Airlines

6.8

Okay

74 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

IndiGo

6.8

Okay

478 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Batik Air

5.9

Fair

72 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

What airports do I use to fly from Kathmandu to Singapore?
If you wish to fly to Singapore from Kathmandu, then you need to book flights from Kathmandu Tribhuvan to Singapore Changi. There is 1 flight from Tribhuvan (KTM) to Changi (SIN) per day to choose from. Flights to Singapore from Tribhuvan are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 5h 05m is how long a nonstop flight from Kathmandu to Singapore Changi typically takes.
How popular is this Kathmandu to Singapore flight route?
The Kathmandu Tribhuvan to Singapore Changi flight path was viewed by 36 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Kathmandu to Singapore round-trip?
Currently priced at $325, IndiGo will fly you from Kathmandu to Singapore and back. In addition to IndiGo, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Singapore Airlines for as low as $395. IndiGo is 43% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Kathmandu to Singapore one-way?
The cheapest airline one-way is IndiGo, with whom users have recently found tickets for as low as $207. However, be on the lookout for offers from Thai AirAsia and Singapore Airlines, as they are both options that can get you from Kathmandu to Singapore for a low price.
What are the cheapest flights from Kathmandu to Singapore?
On average you can expect to pay $1,548 for a flight from Kathmandu to Singapore. The cheapest flight overall is $365 while the most popular route, (Kathmandu Tribhuvan - Singapore Changi) is currently priced at $585.
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 vacation 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, October is the cheapest month in which you can book a flight from Kathmandu to Singapore (average of $1,008). Flying from Kathmandu to Singapore in December is currently the most expensive (average of $1,674). 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

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Toa Payoh car rentals

Novena car rentals

Other flights to Singapore

Top 4 airlines flying from Kathmandu to Singapore

Airline	Cheapest	Average	Flexibility	On-time
Thai AirAsia	Cheapest$366	Average$419	FlexibilityNo cancel fee	On-time87%
Singapore Airlines	Cheapest$424	Average$635	FlexibilityNo cancel fee	On-time81%
Thai Airways	Cheapest$495	Average$573	FlexibilityNo cancel fee	On-time77%
Air India	Cheapest$534	Average$595	FlexibilityNo cancel fee	On-timeN/A

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$198+ Cheap flights from Kathmandu (KTM) to Singapore (SIN)

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kathmandu to Singapore with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Singapore Changi are usually found in August or July, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Saturday

Cheap flight deals from Kathmandu to Singapore

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Kathmandu to Singapore

Cheapest flights from Kathmandu to SingaporeExplore the most affordable flight options available from Kathmandu to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 1, 2025.

Explore the most affordable flight options available from Kathmandu to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 1, 2025.

Cheapflights Fare Finder

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

The best insider tips for Kathmandu to Singapore flights

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

Airports

KTM

SIN

Our travel experts

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.

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?

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Singapore. Price data was last updated on June 27, 2025.

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

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

Find hourly flight availability from Kathmandu to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 1, 2025.

What is the cheapest day to fly from Kathmandu to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Kathmandu to Singapore. Price data was last updated on December 16, 2024.

Weekly flight availability from Kathmandu to Singapore

Explore weekly flight availability from Kathmandu to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 1, 2025.

Reviews of airlines servicing Singapore

Read reviews from past customers who have flown Singapore Airlines, Thai AirAsia, and SriLankan Airlines from Kathmandu to Singapore. 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

Find useful and relevant information for your journey from Kathmandu to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

How popular is this Kathmandu to Singapore flight route?

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

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

What are the cheapest flights from Kathmandu to Singapore?

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

How can I find direct flights from Kathmandu to Singapore?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.

Top 4 airlines flying from Kathmandu to Singapore

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Book with Flexibility

Travel Smart

Cheapest flights from Kathmandu to Singapore
Explore the most affordable flight options available from Kathmandu to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 1, 2025.