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ONT to LXG: distance & flight time
Ontario (Ontario International Airport) → Luang Namtha (Luang Namtha Airport)
7,851 mi
12,635 km · 6,822 nm
15h 52m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ONT→LXG fares Phone-only fares on this route — call free
Flight time details
7,851 miles nonstop takes roughly 15h 52m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- LXG — Luang Namtha Airport · Luang Namtha, Laos
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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near LXG
- ODY · Oudomsay Airport43 mi away
- PCQ · Boun Neau Airport57 mi away
- HOE · Ban Huoeisay Airport79 mi away
- JHG · Xishuangbanna Gasa Airport81 mi away
Frequently asked questions
How far is ONT from LXG?
The flight distance from Ontario (ONT) to Luang Namtha (LXG) is 7,851 miles (12,635 km, 6,822 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to LXG?
A nonstop flight takes about 15h 52m 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 ONT to LXG?
Nonstop service on ONT–LXG 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 15h 52m nonstop estimate.
What is the time difference between Ontario and Luang Namtha?
Luang Namtha is 14 hours ahead of Ontario.
What is the cheapest way to fly from ONT to LXG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–LXG that never appear on search engines, with no booking fees.
Why are some ONT to LXG fares phone-only?
Consolidator contracts let us sell certain ONT–LXG 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.