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SIR to DNP: distance & flight time
Sion (Sion Airport) → Dang (Tulsipur Airport)
4,153 mi
6,683 km · 3,608 nm
8h 37m
estimated nonstop flight time
+3.8h
time difference · heading east
See live SIR→DNP fares Phone-only fares on this route — call free
Flight time details
4,153 miles nonstop takes roughly 8h 37m 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
- DNP — Tulsipur Airport · Dang, 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 DNP
- RUK · Rukum Chaurjahari Airport36 mi away
- KEP · Nepalgunj Airport38 mi away
- SKH · Surkhet Airport52 mi away
- DOP · Dolpa Airport68 mi away
Frequently asked questions
How far is SIR from DNP?
The flight distance from Sion (SIR) to Dang (DNP) is 4,153 miles (6,683 km, 3,608 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to DNP?
A nonstop flight takes about 8h 37m 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 Dang?
Dang is 3.8 hours ahead of Sion.
What is the cheapest way to fly from SIR to DNP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–DNP that never appear on search engines, with no booking fees.