KTM - SIN

S$ 287 Find Cheap Flights from Kathmandu to Singapore – Compare and Save

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Everything you should know

Cheapest return flight
S$ 615
Typical prices: S$ 650-S$ 850
IndiGo, Air India
Sun 23-9Thu 27-9
KTM - SIN • 1 stop
Cheapest direct flights
S$ 651
Typical prices: S$ 657-S$ 915
Singapore Airlines
Tue 30-1Sun 18-2
KTM - SIN • Direct
Direct flights
You can fly direct with Singapore Airlines. Average duration is 5h 05m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 69% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 26 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 7% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg S$ 563 (return)
Shortest trip • 7h 33m (one-way)
Insights
Insights
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We hope you enjoy your trip to Singapore!
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Booking Insights
Flight Deals

Cheap Flights from Kathmandu to Singapore (KTM-SIN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Kathmandu to Singapore

Wed, 23 Sep - Sun, 27 Sep
Multiple Airlines Logo
15:10 - 09:45KTM  Kathmandu Tribhuvan-SIN Singapore Changi
16h 20m1 stop Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
08:25 - 16:30SIN  Singapore Changi-KTM Kathmandu Tribhuvan
10h 20m1 stop New Delhi Indira Gandhi Intl
S$ 615Multiple Airlines
Wed, 21 Oct - Sun, 25 Oct
IndiGo Logo
20:50 - 17:45KTM  Kathmandu Tribhuvan-SIN Singapore Changi
18h 40m1 stop New Delhi Indira Gandhi Intl
IndiGo Logo
19:40 - 13:45SIN  Singapore Changi-KTM Kathmandu Tribhuvan
20h 20m1 stop Mumbai Chhatrapati Shivaji Intl
S$ 617IndiGo
Mon, 12 Oct - Wed, 21 Oct
IndiGo Logo
14:05 - 17:45KTM  Kathmandu Tribhuvan-SIN Singapore Changi
25h 25m1 stop New Delhi Indira Gandhi Intl
IndiGo Logo
10:45 - 14:10SIN  Singapore Changi-KTM Kathmandu Tribhuvan
29h 40m1 stop Mumbai Chhatrapati Shivaji Intl
S$ 617IndiGo
Wed, 21 Oct - Sun, 25 Oct
Multiple Airlines Logo
23:10 - 06:15KTM  Kathmandu Tribhuvan-SIN Singapore Changi
4h 50mdirect
Multiple Airlines Logo
19:50 - 11:50SIN  Singapore Changi-KTM Kathmandu Tribhuvan
18h 15m1 stop Colombo Bandaranaike Intl
S$ 620Multiple Airlines
Sat, 26 Sep - Sat, 26 Dec
Air India Logo
17:30 - 12:10KTM  Kathmandu Tribhuvan-SIN Singapore Changi
16h 25m1 stop New Delhi Indira Gandhi Intl
Air India Logo
10:20 - 13:55SIN  Singapore Changi-KTM Kathmandu Tribhuvan
29h 50m1 stop New Delhi Indira Gandhi Intl
S$ 635Air India
Fri, 25 Sep - Sat, 26 Dec
Thai Airways Logo
00:25 - 11:15KTM  Kathmandu Tribhuvan-SIN Singapore Changi
8h 35m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
21:00 - 12:25SIN  Singapore Changi-KTM Kathmandu Tribhuvan
17h 40m1 stop Bangkok Suvarnabhumi
S$ 644Thai Airways
Sat, 26 Sep - Sat, 26 Dec
Air India Logo
21:10 - 12:10KTM  Kathmandu Tribhuvan-SIN Singapore Changi
12h 45m1 stop New Delhi Indira Gandhi Intl
Air India Logo
13:10 - 06:35SIN  Singapore Changi-KTM Kathmandu Tribhuvan
19h 40m1 stop New Delhi Indira Gandhi Intl
S$ 645Air India
Fri, 25 Sep - Sat, 26 Dec
Thai Airways Logo
00:25 - 11:15KTM  Kathmandu Tribhuvan-SIN Singapore Changi
8h 35m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
21:00 - 12:25SIN  Singapore Changi-KTM Kathmandu Tribhuvan
17h 40m1 stop Bangkok Suvarnabhumi
S$ 645Thai Airways
Sat, 30 Jan - Thu, 18 Feb
Singapore Airlines Logo
22:55 - 06:15KTM  Kathmandu Tribhuvan-SIN Singapore Changi
5h 05mdirect
Singapore Airlines Logo
18:55 - 21:50SIN  Singapore Changi-KTM Kathmandu Tribhuvan
5h 10mdirect
S$ 651Singapore Airlines
Mon, 18 Jan - Mon, 25 Jan
Singapore Airlines Logo
22:55 - 06:15KTM  Kathmandu Tribhuvan-SIN Singapore Changi
5h 05mdirect
Singapore Airlines Logo
18:55 - 21:50SIN  Singapore Changi-KTM Kathmandu Tribhuvan
5h 10mdirect
S$ 683Singapore Airlines
Booking Insights

Price, demand, and travel trends for Kathmandu to Singapore flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Kathmandu to Singapore with more confidence.

What's the cheapest day of the week to fly from Kathmandu to Singapore?

Tuesday is the cheapest day of the week to fly from Kathmandu to Singapore and is 4% cheaper than the average day. Saturday is the most expensive day with flight prices 9% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • January is the cheapest month to fly from Kathmandu to Singapore at S$ 682 return.
  • May (S$ 968) and October (S$ 850) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 41% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Kathmandu to Singapore the cheapest?

Flights from Kathmandu to Singapore are cheapest 26 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Kathmandu to Singapore flights

Low season

April

Cheapest flight

S$ 287
Best time to beat the crowds but there is an average 16% increase in price.
Most popular time to fly and prices are also 4% lower on average.
Flights from Kathmandu to Singapore

When to book flights from Kathmandu to Singapore

Are your dates flexible? Find out the best times to travel from Kathmandu to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Kathmandu to Singapore flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airlines offer extra legroom and free seat selection on Kathmandu to Singapore flights?

    Among airlines operating Kathmandu to Singapore flights:

    • Singapore Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Kathmandu to Singapore?

    Only Singapore Airlines operates flights between Kathmandu and Singapore.

  • Which airports can I use when flying from Kathmandu to Singapore?

    Flights from Kathmandu to Singapore usually depart from Kathmandu Tribhuvan (KTM) and arrive at Singapore Changi (SIN).

  • Which airlines include bags at no extra cost on Kathmandu to Singapore flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Singapore Airlines: a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Kathmandu to Singapore?

    Three cabin classes are available on flights from Kathmandu to Singapore:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How much can I save by having a stopover when flying from Kathmandu to Singapore?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average S$ 563 return via Colombo Bandaranaike Intl (CMB), compared with S$ 752 for direct.

  • Which aircraft model is used most often on flights from Kathmandu to Singapore?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Singapore Airlines. Other aircraft seen on the route include Boeing 787 Dreamliner variants.

  • Which airports do connecting flights from Kathmandu to Singapore pass through?

    One-stop flights from Kathmandu to Singapore most commonly connect through:

    • New Delhi Indira Gandhi Intl (DEL) – 34% of one-stop connections
    • Bangkok Suvarnabhumi (BKK) – 32% of one-stop connections
    • Kuala Lumpur Intl (KUL) – 28% of one-stop connections
    • Mumbai Chhatrapati Shivaji Intl (BOM) – 3% of one-stop connections

    New Delhi Indira Gandhi Intl (DEL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Kathmandu to Singapore?

    Yes. Being flexible with your travel dates can save you up to 13% on the Kathmandu to Singapore route. Tuesday is the cheapest departure day at S$ 706 return on average, while Saturday is the most expensive at S$ 803, a difference of S$ 97. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed on the route from Kathmandu to Singapore?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Kathmandu to Singapore route, 31% of flights were delayed in the past 3 months, with delays averaging 1 hour 34 minutes.

  • How are flight departures from Kathmandu to Singapore spread across the day?

    Night is the busiest departure period on Kathmandu to Singapore flights, with 100% leaving in that window. Morning departures account for 0%, Afternoon flights for 0%, and Evening flights for 0%.

  • What popular places can I visit in Singapore?

    Some of the most popular sights in Singapore are Sentosa, Orchard Road, and Mustafa Centre. These are among the most viewed places in Singapore on KAYAK.

  • What are the earliest and latest flights from Kathmandu to Singapore?

    These are the earliest and latest flight times available from Kathmandu to Singapore:

    • Earliest: departs at 22:50 and lands at 03:55
    • Latest: departs at 23:10 and lands at 04:15.

    The flight takes about 5h 05m.

  • How expensive are last-minute Kathmandu to Singapore flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 13% above the route average of S$ 732. Book 26 weeks before departure for the lowest fares.

  • How long is a flight from Kathmandu to Singapore?

    A direct flight from Kathmandu to Singapore takes 5h 05m, covering 5,689 km.

  • Do I need a passport to fly from Kathmandu to Singapore?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Kathmandu to Singapore changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about S$ 615 to S$ 3,211. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Kathmandu to Singapore looking right now?

    One-way fares from Kathmandu to Singapore are currently lower than usual. Average one-way flight prices are about S$ 328, which is 24% below the typical average for this route.

  • How does Singapore Airlines's on-time performance compare to other airlines on Kathmandu to Singapore flights?

    Singapore Airlines is the only airline operating Kathmandu to Singapore flights. 69% of its flights are on time.

  • How do delay rates compare for morning and evening flights from Kathmandu to Singapore?

    Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different stopover airport from Kathmandu to Singapore?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 7h 33m, compared to 8h 28m via Kuala Lumpur Intl (KUL) and 10h 44m via New Delhi Indira Gandhi Intl (DEL).

  • What is the time difference between Kathmandu and Singapore?

    Singapore is 2 hours ahead of Kathmandu (Singapore Time vs Nepal Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Singapore Changi Airport (SIN)?

    Singapore Changi Airport (SIN) hosts 5 major car hire companies, with daily rates starting from around S$ 74 for economy cars. Top options include:
    · Avis
    · Sixt
    · Thrifty
    · Hertz
    · Europcar

  • How much should I expect to pay for a Kathmandu to Singapore flight?

    Return flights from Kathmandu to Singapore range from S$ 650 to S$ 850, with an average of S$ 732 over the past 12 months. Anything below S$ 650 counts as a good deal.

Your guide to booking Kathmandu to Singapore flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average S$ 706 – about S$ 97 less than Saturday (12% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Kathmandu to Singapore trip for January. Fares historically average S$ 682 return in that month – typically S$ 286 less than the most expensive month, which is May (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Colombo Bandaranaike Intl Airport (CMB) can be cheaper than flying direct. The cheapest stopover option averages S$ 563 return on this route – about S$ 189 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Singapore Changi Airport.
    - Crowne Plaza Changi Airport by IHG
    - Changi Transit Hotel Terminal 1
    - The Haven by Jetquay

Prefer to fly direct from Kathmandu Tribhuvan to Singapore Changi?

 
Find which airlines fly direct from Kathmandu Tribhuvan Airport to Singapore Changi Airport, which days they fly and book direct flights.

Direct departures

Kathmandu Tribhuvan to Singapore Changi

Monday

Singapore Airlines

Singapore Airlines

Tuesday

Singapore Airlines

Singapore Airlines

Wednesday

Singapore Airlines

Singapore Airlines

Thursday

Singapore Airlines

Singapore Airlines

Friday

Singapore Airlines

Singapore Airlines

Saturday

Singapore Airlines

Singapore Airlines

Sunday

Singapore Airlines

Singapore Airlines

See more direct flights

Direct returns

Singapore Changi to Kathmandu Tribhuvan

Monday

Singapore Airlines

Singapore Airlines

Tuesday

Singapore Airlines

Singapore Airlines

Wednesday

Singapore Airlines

Singapore Airlines

Thursday

Singapore Airlines

Singapore Airlines

Friday

Singapore Airlines

Singapore Airlines

Saturday

Singapore Airlines

Singapore Airlines

Sunday

Singapore Airlines

Singapore Airlines

See more direct flights

More options for your flight from Kathmandu to Singapore

Complete your trip to Singapore with a hotel stay or car hire