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SIR to KEP: distance & flight time
Sion (Sion Airport) → Nepalgunj (Nepalgunj Airport)
4,123 mi
6,636 km · 3,583 nm
8h 33m
estimated nonstop flight time
+3.8h
time difference · heading east
See live SIR→KEP fares Phone-only fares on this route — call free
Flight time details
4,123 miles nonstop takes roughly 8h 33m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.8-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- KEP — Nepalgunj Airport · Nepalgunj, 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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Near KEP
- SKH · Surkhet Airport33 mi away
- DNP · Tulsipur Airport38 mi away
- RUK · Rukum Chaurjahari Airport48 mi away
- DHI · Dhangarhi Airport80 mi away
Frequently asked questions
How far is SIR from KEP?
The flight distance from Sion (SIR) to Nepalgunj (KEP) is 4,123 miles (6,636 km, 3,583 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to KEP?
A nonstop flight takes about 8h 33m 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 Sion and Nepalgunj?
Nepalgunj is 3.8 hours ahead of Sion.
What is the cheapest way to fly from SIR to KEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–KEP that never appear on search engines, with no booking fees.