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SIR to NHA: distance & flight time
Sion (Sion Airport) → Nhatrang (Nha Trang Air Base)
6,163 mi
9,919 km · 5,356 nm
12h 33m
estimated nonstop flight time
+5h
time difference · heading east
See live SIR→NHA fares Phone-only fares on this route — call free
Flight time details
6,163 miles nonstop takes roughly 12h 33m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- NHA — Nha Trang Air Base · Nhatrang, Vietnam
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 NHA
- CXR · Cam Ranh Airport16 mi away
- PHA · Phan Rang Airport44 mi away
- TBB · Dong Tac Airport58 mi away
- DLI · Lien Khuong Airport65 mi away
Frequently asked questions
How far is SIR from NHA?
The flight distance from Sion (SIR) to Nhatrang (NHA) is 6,163 miles (9,919 km, 5,356 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to NHA?
A nonstop flight takes about 12h 33m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SIR to NHA?
Nonstop service on SIR–NHA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 12h 33m nonstop estimate.
What is the time difference between Sion and Nhatrang?
Nhatrang is 5 hours ahead of Sion.
What is the cheapest way to fly from SIR to NHA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–NHA that never appear on search engines, with no booking fees.
Why are some SIR to NHA fares phone-only?
Consolidator contracts let us sell certain SIR–NHA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.