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YSM to DIN: distance & flight time
Fort Smith (Fort Smith Airport) → Dienbienphu (Dien Bien Phu Airport)
6,477 mi
10,423 km · 5,628 nm
13h 10m
estimated nonstop flight time
+13h
time difference · heading northwest
See live YSM→DIN fares Phone-only fares on this route — call free
Flight time details
6,477 miles nonstop takes roughly 13h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- DIN — Dien Bien Phu Airport · Dienbienphu, 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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Near DIN
- SQH · Na-San Airport67 mi away
- PCQ · Boun Neau Airport73 mi away
- ODY · Oudomsay Airport82 mi away
- NEU · Sam Neua Airport96 mi away
Frequently asked questions
How far is YSM from DIN?
The flight distance from Fort Smith (YSM) to Dienbienphu (DIN) is 6,477 miles (10,423 km, 5,628 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to DIN?
A nonstop flight takes about 13h 10m 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 Fort Smith and Dienbienphu?
Dienbienphu is 13 hours ahead of Fort Smith.
What is the cheapest way to fly from YSM to DIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–DIN that never appear on search engines, with no booking fees.