Singapore (SIN) to Kathmandu (KTM) flights
One airline flies nonstop from Singapore (SIN) to Kathmandu (KTM): Singapore Airlines. The two airports are 2,198 miles (3,537 km) apart. Singapore Airlines is in Star Alliance. There are also 16 ways to fly it with one stop, through Kolkata, Dhaka and Kuala Lumpur and more.
Airlines flying nonstop from SIN to KTM
- Singapore AirlinesStar Alliance · bookable with 13 programsWho books it
Book SIN to KTM with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks Singapore Airlines
- Air New Zealand AirpointsBooks Singapore Airlines
- Alaska Atmos RewardsBooks Singapore Airlines
- ANA Mileage ClubBooks Singapore Airlines
- Avianca LifeMilesBooks Singapore Airlines
- EVA Air Infinity MileageLandsBooks Singapore Airlines
- Lufthansa Miles & MoreBooks Singapore Airlines
- Singapore Airlines KrisFlyerBooks Singapore Airlines
- TAP Miles&GoBooks Singapore Airlines
- Thai Royal Orchid PlusBooks Singapore Airlines
- Turkish Airlines Miles&SmilesBooks Singapore Airlines
- United MileagePlusBooks Singapore Airlines
- Virgin Atlantic Flying ClubBooks Singapore Airlines
SIN to KTM with one stop
16 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Kolkata (CCU)Singapore Airlines and IndiGo, then Buddha Air
U4 - Via Dhaka (DAC)Biman Bangladesh Airlines the whole wayBGBSBGH9
- Via Kuala Lumpur (KUL)Malaysia Airlines and Batik Air Malaysia the whole way
+4
H9+1
- Via Bangkok (BKK)Thai Airways International the whole way
RAH9 - Via Bangkok (DMK)Thai Lion Air the whole way
- Via Paro (PBH)Drukair the whole wayKBB3KB
- Via Kunming (KMG)China Eastern Airlines the whole way
- Via Delhi (DEL)Air India and IndiGo the whole way
RA - Via Bengaluru (BLR)IndiGo and Singapore Airlines, then Nepal Airlines and Air India ExpressRA
- Via Chengdu (TFU)Sichuan Airlines and Air China the whole way3U
3U - Via Colombo (CMB)SriLankan Airlines the whole way
- Via Guangzhou (CAN)China Southern Airlines the whole way
+2RA - Via Hong Kong (HKG)Cathay Pacific the whole way
RA - Via Shenzhen (SZX)Shenzhen Airlines, China Southern Airlines and 1 more, then Himalaya Airlines
H9 - Via Mumbai (BOM)IndiGo the whole wayRA
SIN to KTM: common questions
Which airlines fly nonstop from SIN to KTM?
Singapore Airlines (Star Alliance) flies nonstop from Singapore (SIN) to Kathmandu (KTM).
How far is Singapore from Kathmandu by plane?
Singapore (SIN) and Kathmandu (KTM) are 2,198 miles (3,537 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book SIN to KTM award flights?
13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, Alaska Atmos Rewards, ANA Mileage Club, Avianca LifeMiles, EVA Air Infinity MileageLands, Lufthansa Miles & More, Singapore Airlines KrisFlyer and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does SIN to KTM cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for SIN to KTM with taxes and fees.
Where can I connect between Singapore and Kathmandu?
The most direct connections are through Kolkata (CCU), Dhaka (DAC), Kuala Lumpur (KUL), Bangkok (BKK) and Bangkok (DMK). On 12 of them the same airline flies both flights, for example Biman Bangladesh Airlines through Dhaka.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.