Need help booking?
Unpublished phone-only deals available
ONT to GSJ: distance & flight time
Ontario (Ontario International Airport) → San Jose (San José Airport)
2,175 mi
3,500 km · 1,890 nm
4h 44m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ONT→GSJ fares Phone-only fares on this route — call free
Flight time details
2,175 miles nonstop takes roughly 4h 44m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- GSJ — San José Airport · San Jose, Guatemala
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 GSJ
- GUA · La Aurora Airport49 mi away
- RER · Retalhuleu Airport70 mi away
- AQB · Santa Cruz del Quiche Airport77 mi away
- AAZ · Quezaltenango Airport78 mi away
Frequently asked questions
How far is ONT from GSJ?
The flight distance from Ontario (ONT) to San Jose (GSJ) is 2,175 miles (3,500 km, 1,890 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to GSJ?
A nonstop flight takes about 4h 44m 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 San Jose?
San Jose is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONT to GSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–GSJ that never appear on search engines, with no booking fees.