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ONT to SYM: distance & flight time
Ontario (Ontario International Airport) → Simao (Pu'er Simao Airport)
7,763 mi
12,493 km · 6,746 nm
15h 41m
estimated nonstop flight time
+15h
time difference · heading northwest
See live ONT→SYM fares Phone-only fares on this route — call free
Flight time details
7,763 miles nonstop takes roughly 15h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- SYM — Pu'er Simao Airport · Simao, 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 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 SYM
- JHG · Xishuangbanna Gasa Airport58 mi away
- JMJ · Lancang Jingmai Airport79 mi away
- LNJ · Lintsang Airfield88 mi away
- PCQ · Boun Neau Airport99 mi away
Frequently asked questions
How far is ONT from SYM?
The flight distance from Ontario (ONT) to Simao (SYM) is 7,763 miles (12,493 km, 6,746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to SYM?
A nonstop flight takes about 15h 41m 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 Ontario and Simao?
Simao is 15 hours ahead of Ontario.
What is the cheapest way to fly from ONT to SYM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–SYM that never appear on search engines, with no booking fees.