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DIN to ONT: distance & flight time
Dienbienphu (Dien Bien Phu Airport) → Ontario (Ontario International Airport)
7,767 mi
12,500 km · 6,749 nm
15h 42m
estimated nonstop flight time
-14h
time difference · heading northeast
See live DIN→ONT fares Phone-only fares on this route — call free
Flight time details
7,767 miles nonstop takes roughly 15h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- DIN — Dien Bien Phu Airport · Dienbienphu, Vietnam
- ONT — Ontario International Airport · Ontario, United States
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 DIN
- SQH · Na-San Airport67 mi away
- PCQ · Boun Neau Airport73 mi away
- ODY · Oudomsay Airport82 mi away
- NEU · Sam Neua Airport96 mi away
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is DIN from ONT?
The flight distance from Dienbienphu (DIN) to Ontario (ONT) is 7,767 miles (12,500 km, 6,749 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DIN to ONT?
A nonstop flight takes about 15h 42m 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 Dienbienphu and Ontario?
Ontario is 14 hours behind Dienbienphu.
What is the cheapest way to fly from DIN to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DIN–ONT that never appear on search engines, with no booking fees.