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ONT to KIX: distance & flight time
Ontario (Ontario International Airport) → Osaka (Kansai International Airport)
5,762 mi
9,273 km · 5,007 nm
11h 46m
estimated nonstop flight time
+16h
time difference · heading northwest
See live ONT→KIX fares Phone-only fares on this route — call free
Flight time details
5,762 miles nonstop takes roughly 11h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- KIX — Kansai International Airport · Osaka, Japan
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 KIX
- UKB · Kobe Airport14 mi away
- ITM · Osaka International Airport27 mi away
- TKS · Tokushima Airport/JMSDF Air Base42 mi away
- SHM · Nanki Shirahama Airport53 mi away
Frequently asked questions
How far is ONT from KIX?
The flight distance from Ontario (ONT) to Osaka (KIX) is 5,762 miles (9,273 km, 5,007 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to KIX?
A nonstop flight takes about 11h 46m 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 Osaka?
Osaka is 16 hours ahead of Ontario.
What is the cheapest way to fly from ONT to KIX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–KIX that never appear on search engines, with no booking fees.