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SUB to KTM: distance & flight time
Surabaya (Juanda International Airport) → Kathmandu (Tribhuvan International Airport)
3,038 mi
4,889 km · 2,640 nm
6h 25m
estimated nonstop flight time
-1.2h
time difference · heading northwest
See live SUB→KTM fares Phone-only fares on this route — call free
Flight time details
3,038 miles nonstop takes roughly 6h 25m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.2-hour time set-back when reading arrival times on your ticket.
The two airports
- SUB — Juanda International Airport · Surabaya, Indonesia
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SUB
- MLG · Abdul Rachman Saleh Airport38 mi away
- SUP · Trunojoyo Airport80 mi away
- BWX · Blimbingsari Airport124 mi away
- SOC · Adi Sumarmo Wiryokusumo Airport139 mi away
Near KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Frequently asked questions
How far is SUB from KTM?
The flight distance from Surabaya (SUB) to Kathmandu (KTM) is 3,038 miles (4,889 km, 2,640 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUB to KTM?
A nonstop flight takes about 6h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Surabaya and Kathmandu?
Kathmandu is 1.2 hours behind Surabaya.
What is the cheapest way to fly from SUB to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUB–KTM that never appear on search engines, with no booking fees.