SIN - KTM

$240 Find Cheap Flights from Singapore to Kathmandu - Compare and Save

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Everything you should know

Cheapest round-trip
$395
Typical prices: $511-$737
Air India
Thu 3/15Sat 3/24
SIN - KTM • 1 stop
Cheapest non-stop
$670
Typical prices: $646-$968
Singapore Airlines
Thu 3/15Sat 3/24
SIN - KTM • Non-stop
Nonstop flights
You can fly direct with Singapore Airlines. Average duration is 5h 08m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 79% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 21 weeks in advance save around 19% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 15% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $353 (round-trip)
Shortest trip • 8h 15m (one-way)
Insights
Insights
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We hope you love your trip to Kathmandu!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Singapore to Kathmandu (SIN-KTM)

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

Recent round-trip flight deals from Singapore to Kathmandu

Mon, Mar 15 - Wed, Mar 24
Air India Logo
11:00 pm - 6:35 amSIN  Singapore Changi-KTM Kathmandu Tribhuvan
9h 50m1 stop New Delhi Indira Gandhi Intl
Air India Logo
6:30 am - 9:55 pmKTM  Kathmandu Tribhuvan-SIN Singapore Changi
13h 10m1 stop New Delhi Indira Gandhi Intl
$395Air India
Sat, Mar 27 - Tue, Apr 6
Air India Logo
11:00 pm - 9:05 amSIN  Singapore Changi-KTM Kathmandu Tribhuvan
12h 20m1 stop New Delhi Indira Gandhi Intl
Air India Logo
6:30 am - 9:55 pmKTM  Kathmandu Tribhuvan-SIN Singapore Changi
13h 10m1 stop New Delhi Indira Gandhi Intl
$398Air India
Sun, Nov 29 - Mon, Dec 7
Air India Logo
8:00 am - 6:35 amSIN  Singapore Changi-KTM Kathmandu Tribhuvan
24h 50m1 stop New Delhi Indira Gandhi Intl
Air India Logo
6:30 am - 7:00 amKTM  Kathmandu Tribhuvan-SIN Singapore Changi
22h 15m1 stop New Delhi Indira Gandhi Intl
$403Air India
Mon, Mar 1 - Wed, Mar 24
Air India Logo
11:00 pm - 10:55 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
26h 10m1 stop New Delhi Indira Gandhi Intl
Air India Logo
9:40 pm - 9:55 pmKTM  Kathmandu Tribhuvan-SIN Singapore Changi
22h 00m1 stop New Delhi Indira Gandhi Intl
$444Air India
Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
7:55 am - 11:50 amSIN  Singapore Changi-KTM Kathmandu Tribhuvan
54h 10m2 stops Kuala Lumpur Intl Colombo Bandaranaike Intl
Multiple Airlines Logo
3:05 pm - 10:15 amKTM  Kathmandu Tribhuvan-SIN Singapore Changi
16h 55m1 stop Mumbai Chhatrapati Shivaji Intl
$499Multiple Airlines
Thu, Nov 12 - Thu, Nov 19
Multiple Airlines Logo
8:00 am - 8:40 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
14h 55m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
5:10 pm - 5:45 pmKTM  Kathmandu Tribhuvan-SIN Singapore Changi
22h 20m1 stop New Delhi Indira Gandhi Intl
$510Multiple Airlines
Wed, Nov 11 - Fri, Nov 20
Multiple Airlines Logo
8:00 am - 4:10 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
10h 25m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
5:10 pm - 5:45 pmKTM  Kathmandu Tribhuvan-SIN Singapore Changi
22h 20m1 stop New Delhi Indira Gandhi Intl
$510Multiple Airlines
Mon, Mar 15 - Wed, Mar 24
Singapore Airlines Logo
7:00 pm - 9:55 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
5h 10mnonstop
Singapore Airlines Logo
10:55 pm - 6:15 amKTM  Kathmandu Tribhuvan-SIN Singapore Changi
5h 05mnonstop
$670Singapore Airlines
Sat, Mar 27 - Tue, Apr 6
Singapore Airlines Logo
7:00 pm - 9:55 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
5h 10mnonstop
Singapore Airlines Logo
10:50 pm - 6:15 amKTM  Kathmandu Tribhuvan-SIN Singapore Changi
5h 10mnonstop
$769Singapore Airlines
Mon, Mar 1 - Wed, Mar 24
Singapore Airlines Logo
7:00 pm - 9:55 pmSIN  Singapore Changi-KTM Kathmandu Tribhuvan
5h 10mnonstop
Singapore Airlines Logo
10:55 pm - 6:15 amKTM  Kathmandu Tribhuvan-SIN Singapore Changi
5h 05mnonstop
$789Singapore Airlines
Booking Insights

Price, demand and travel trends for Singapore to Kathmandu flights

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

How much is a round-trip flight from Singapore to Kathmandu?

Round-trip flights from Singapore to Kathmandu typically range from $511 to $737. The lowest price found in the past 5 days was $395, on Air India.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Singapore to Kathmandu. It’s 14% cheaper than the average day, while Sunday is the most expensive, with prices 5% higher.

What’s the cheapest month to fly from Singapore to Kathmandu?

•March is the cheapest month to fly from Singapore to Kathmandu at $519 round-trip.
•October ($717) and December ($653) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 38% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Singapore to Kathmandu the cheapest?

Flights from Singapore to Kathmandu are cheapest 21 weeks before departure. Booking in this window typically costs about 19% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Singapore to Kathmandu

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on KTM

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Jessica Macdonald

Jessica Macdonald

Expert on SIN

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Key details for Singapore to Kathmandu flights

Low season

August

Cheapest flight

$240
Beat the crowds with an average 35% drop in travelers.
The most popular month to fly with an average 42% increase in travelers.
One-way flight from Singapore to Kathmandu

When to book flights from Singapore to Kathmandu

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

Your Singapore to Kathmandu flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

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

    • Earliest: departs at 7:00 pm and lands at 12:08 am
    • Latest: departs at 7:00 pm and lands at 12:08 am.

    The flight takes about 5h 08m.

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

    Only Economy Class is available on flights from Singapore to Kathmandu.

  • How long is a flight from Singapore to Kathmandu?

    A nonstop flight from Singapore to Kathmandu takes 5h 08m, covering 2,196 miles.

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

    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.

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

    Round-trip flights from Singapore to Kathmandu range from $511 to $737, with an average of $608 over the past 12 months. Anything below $511 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 5% above the $608 route average. Book 21 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Singapore to Kathmandu?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $353 round-trip via Bangkok Don Mueang Intl (DMK), compared to $776 for nonstop.

  • How does on-time performance compare across airlines flying from Singapore to Kathmandu?

    Singapore Airlines is the only airline operating Singapore to Kathmandu flights. 79% of its flights are on time.

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

    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.

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

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

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

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $395 to $3,281. That means the highest observed fare was about 8x higher than the lowest one.

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

    One-way fares from Singapore to Kathmandu are currently higher than usual. Average one-way flight prices are about $336, which is 17% above the typical average for this route.

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

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

  • What time of day has the fewest delays on flights from Singapore to Kathmandu?

    Afternoon flights have the fewest delays on this route, while evening departures tend to have the most.

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

    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 Singapore to Kathmandu route, 21% of flights were delayed in the past 3 months, with delays averaging 1h 26m.

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

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

    • Bangkok Suvarnabhumi (BKK) - 65% of one-stop connections
    • New Delhi Indira Gandhi Intl (DEL) - 24% of one-stop connections
    • Kuala Lumpur Intl (KUL) - 8% of one-stop connections
    • Colombo Bandaranaike Intl (CMB) - 3% of one-stop connections

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

    Yes. Flexible dates can save you up to 18% on flights from Singapore to Kathmandu. Monday is the cheapest departure day at $525 round-trip on average, while Sunday is the most expensive at $639, a difference of $114.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Singapore to Kathmandu?

    Only Singapore Airlines operates flights between Singapore and Kathmandu.

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

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time at 8h 15m, compared with 8h 50m via Kuala Lumpur Intl (KUL) and 10h 23m via New Delhi Indira Gandhi Intl (DEL).

  • What is the time difference between Singapore and Kathmandu?

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

  • What popular places can I visit in Kathmandu?

    Garden of Dreams is one of the most viewed places in Kathmandu on KAYAK.

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

    Among airlines operating Singapore to Kathmandu flights:

    • Singapore Airlines: offers free seat selection

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

  • Which airlines include bags at no extra cost on Singapore to Kathmandu 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 always check the fare details before booking.

Your guide to booking Singapore to Kathmandu 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 Monday departure and avoid flying on Sunday. On this route, Monday flights average $525, about $114 less than Sunday fares (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 21 weeks before you fly. On this route, that window historically saves about 19% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Singapore to Kathmandu trip for March. Fares historically average $519 round-trip in that month - typically $198 less than the most expensive month, which is October (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Bangkok Don Mueang Intl Airport (DMK) can be cheaper than flying direct. The cheapest layover option averages $353 round-trip on this route - about $423 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 Kathmandu Tribhuvan Airport.

    • The Everest Hotel Kathmandu
    • Vannasut Hotel and Spa
    • Hotel Tibet International

Prefer to fly direct from Singapore to Kathmandu?

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

Direct departures

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

Direct returns

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

More options for your flight from Singapore to Kathmandu

Complete your trip to Kathmandu with a hotel stay or car rental