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SIR to DSN: distance & flight time
Sion (Sion Airport) → Dongsheng (Ordos Ejin Horo Airport)
4,831 mi
7,775 km · 4,198 nm
9h 56m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SIR→DSN fares Phone-only fares on this route — call free
Flight time details
4,831 miles nonstop takes roughly 9h 56m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- DSN — Ordos Ejin Horo Airport · Dongsheng, China
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 DSN
- BAV · Baotou Airport74 mi away
- UYN · Yulin Yuyang Airport79 mi away
- HET · Baita International Airport140 mi away
- LLV · Lüliang Airport143 mi away
Frequently asked questions
How far is SIR from DSN?
The flight distance from Sion (SIR) to Dongsheng (DSN) is 4,831 miles (7,775 km, 4,198 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to DSN?
A nonstop flight takes about 9h 56m 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 Dongsheng?
Dongsheng is 6 hours ahead of Sion.
What is the cheapest way to fly from SIR to DSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–DSN that never appear on search engines, with no booking fees.