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SJI to ONT: distance & flight time
San Jose (San Jose Airport) → Ontario (Ontario International Airport)
7,430 mi
11,957 km · 6,456 nm
15h 2m
estimated nonstop flight time
-15h
time difference · heading northeast
See live SJI→ONT fares Phone-only fares on this route — call free
Flight time details
7,430 miles nonstop takes roughly 15h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- SJI — San Jose Airport · San Jose, Philippines
- 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 SJI
- MBO · Mamburao Airport66 mi away
- USU · Francisco B. Reyes Airport66 mi away
- MPH · Godofredo P. Ramos Airport68 mi away
- TBH · Tugdan Airport70 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 SJI from ONT?
The flight distance from San Jose (SJI) to Ontario (ONT) is 7,430 miles (11,957 km, 6,456 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SJI to ONT?
A nonstop flight takes about 15h 2m 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 SJI to ONT?
Nonstop service on SJI–ONT 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 2m nonstop estimate.
What is the time difference between San Jose and Ontario?
Ontario is 15 hours behind San Jose.
What is the cheapest way to fly from SJI to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SJI–ONT that never appear on search engines, with no booking fees.
Why are some SJI to ONT fares phone-only?
Consolidator contracts let us sell certain SJI–ONT 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.