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SFZ to KTM: distance & flight time
Smithfield (North Central State Airport) → Kathmandu (Tribhuvan International Airport)
7,405 mi
11,917 km · 6,435 nm
14h 59m
estimated nonstop flight time
+9.8h
time difference · heading north
See live SFZ→KTM fares Phone-only fares on this route — call free
Flight time details
7,405 miles nonstop takes roughly 14h 59m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.8-hour time gain when reading arrival times on your ticket.
The two airports
- SFZ — North Central State Airport · Smithfield, United States
- 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 SFZ
- BOS · General Edward Lawrence Logan International Airport39 mi away
- PVD · Theodore Francis Green State Airport14 mi away
- NCO · Quonset State Airport23 mi away
- OWD · Norwood Memorial Airport25 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 SFZ from KTM?
The flight distance from Smithfield (SFZ) to Kathmandu (KTM) is 7,405 miles (11,917 km, 6,435 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFZ to KTM?
A nonstop flight takes about 14h 59m 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 Smithfield and Kathmandu?
Kathmandu is 9.8 hours ahead of Smithfield.
What is the cheapest way to fly from SFZ to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFZ–KTM that never appear on search engines, with no booking fees.