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Cheap flights from Kathmandu to Singapore from S$ 186

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 3-9. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SIN
18 giu — 25 giu1
1 adult

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 Friday or Sunday and return on a Sunday

Cheap flight deals from Kathmandu to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 giugno 2025.

Round-trip from

S$ 389

One-way from

S$ 186

Popular in

May

Cheapest in

August

Average price

S$ 620

Good round-trip deal

S$ 672 or less

Good one-way deal

S$ 295 or less
IndiGo
  • IndiGo
  • 4-8-9-8
  • 2 total stops
  • 40h 20m total
  • Kathmandu to Singapore
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3-9
  • 3-9
  • 1 total stop
  • 17h 55m total
  • Kathmandu to Singapore
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Highest demand for flights based on searches. 3% potential increase in price (S$ 31 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (S$ 19 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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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.
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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 13 giugno 2025.

lun 4-815:00KTM - SIN
1 stop20h 50mMultiple Airlines
sab 9-819:45SIN - KTM
1 stop19h 30mMultiple Airlines
Deal found 11-6S$ 389
gio 17-714:00KTM - SIN
1 stop25h 30mIndiGo
mer 23-719:45SIN - KTM
1 stop19h 30mIndiGo
Deal found 11-6S$ 412
mer 18-609:05KTM - SIN
1 stop20h 55mAir India
dom 22-609:15SIN - KTM
1 stop25h 05mAir India
Deal found 12-6S$ 494
gio 24-723:00KTM - SIN
Nonstop5h 05mSingapore Airlines
gio 7-818:55SIN - KTM
Nonstop5h 05mSingapore Airlines
Deal found 11-6S$ 507
gio 24-722:45KTM - SIN
1 stop8h 05mMalaysia Airlines
gio 7-809:55SIN - KTM
1 stop14h 05mMalaysia Airlines
Deal found 11-6S$ 646
gio 24-723:30KTM - SIN
1 stop25h 20mChina Southern
mer 6-803:55SIN - KTM
1 stop20h 50mChina Southern
Deal found 11-6S$ 758
sab 12-716:35KTM - SIN
1 stop16h 30mChina Eastern
sab 19-702:30SIN - KTM
1 stop15h 20mChina Eastern
Deal found 11-6S$ 885
gio 24-718:00KTM - SIN
2 stops21h 15mQatar Airways
dom 27-703:10SIN - KTM
1 stop15h 50mQatar Airways
Deal found 11-6S$ 3,003

Cheapflights Fare Finder

Customise your flight search to find flights from Kathmandu to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 13 giugno 2025.
Use the filters below to find and compare flights from Kathmandu to Singapore that are best for you.

Fly from

Kathmandu

Fly to

Singapore

Route

Depart

Return

Price

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

lun 4-8

15:00-14:05

1 stop20h 50m

Singapore Changi

sab 9-8

19:45-13:00

1 stop19h 30m

S$ 389

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 17-7

14:00-17:45

1 stop25h 30m

Singapore Changi

mer 23-7

19:45-13:00

1 stop19h 30m

S$ 412

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 24-7

23:00-06:20

Nonstop5h 05m

Singapore Changi

gio 7-8

18:55-21:45

Nonstop5h 05m

S$ 507

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 17-7

06:30-11:55

2 stops27h 10m

Singapore Changi

mer 23-7

13:00-06:35

2 stops19h 50m

S$ 570

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 24-7

22:45-09:05

1 stop8h 05m

Singapore Changi

gio 7-8

09:55-21:45

1 stop14h 05m

S$ 646

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 24-7

23:30-03:05

1 stop25h 20m

Singapore Changi

mer 6-8

03:55-22:30

1 stop20h 50m

S$ 758

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

sab 12-7

16:35-11:20

1 stop16h 30m

Singapore Changi

sab 19-7

02:30-15:35

1 stop15h 20m

S$ 885

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

gio 24-7

18:00-17:30

2 stops21h 15m

Singapore Changi

dom 27-7

03:10-16:45

1 stop15h 50m

S$ 3,003

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

mer 3-9

15:00-11:10

1 stop17h 55m

S$ 186

KathmanduSingapore

KTM - SIN

KTMSIN

Kathmandu Tribhuvan

lun 28-7

16:40-17:45

1 stop22h 50m

S$ 236

Flights are sorted by cheapest return flights first.

Deals found on 11-6

Showing 1-10 of 17 results
1
2

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
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?

Use this chart to determine the optimal time to book a return flight from Kathmandu to Singapore. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from Kathmandu to Singapore, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 13 giugno 2025.

It’s typically best to fly out from Kathmandu to Singapore in the morning. Doing so could potentially save you 10% on the flight price compared to flying at midday, which is usually more expensive.

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 13 giugno 2025.

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).

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

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 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated 13 giugno 2025.
To help decide which airline to fly from Kathmandu to Singapore, see what other customers have to say about Singapore Airlines, Thai Airways and China Southern. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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
1,302 reviews
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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 Airways
7.7
Good
335 reviews
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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.
China Southern
7.5
Good
99 reviews
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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
214 reviews
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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.
Qatar Airways
7.4
Good
3,584 reviews
Singapore Airlines
8.1
Very Good
1,302 reviews
Check prices

Overall

8.1

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

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

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?

    Booking a flight from Kathmandu Tribhuvan (KTM) to Singapore Changi (SIN) is your only option if you wish to fly from Kathmandu to Singapore. On a typical day, there is 1 flight from Tribhuvan to Changi, all of which are around 4h 55m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Tribhuvan to Singapore.

  • How popular is this Kathmandu to Singapore flight route?

    Flights from Kathmandu Tribhuvan to Singapore Changi have been viewed 168 times in the past calendar month.

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

    Flying on IndiGo is currently your cheapest option to Singapore, with prices starting at S$ 412. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and SriLankan Airlines, with the lowest prices starting at S$ 504 and S$ 540, respectively. These flights start at 44% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from Kathmandu to Singapore are IndiGo (S$ 236), Thai AirAsia (S$ 273), and Singapore Airlines (S$ 276).

  • What are the cheapest flights from Kathmandu to Singapore?

    While on average a flight from Kathmandu to Singapore is generally S$ 506, our data shows the cheapest flight currently is S$ 256. When looking at the most popular route, (Kathmandu Tribhuvan - Singapore Changi), you can expect to pay S$ 389 for that flight.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Kathmandu to Singapore on these airlines

Choose from the following airlines for your flight from Kathmandu to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 13 giugno 2025.
Singapore Airlines flights from Kathmandu Tribhuvan to Singapore Changi
Malaysia Airlines flights from Kathmandu Tribhuvan to Singapore Changi

Top 4 airlines flying from Kathmandu to Singapore

Discover the top 4 airlines that operate flights from Kathmandu to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 13 giugno 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestS$ 551AverageS$ 761FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapestS$ 583AverageS$ 687FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Air IndiaCheapestS$ 641AverageS$ 797FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapestS$ 661AverageS$ 740FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights

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Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Singapore?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Kathmandu to Singapore flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Kathmandu to Singapore become cheaper?

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