Need help booking?
Unpublished phone-only deals available
GUJ to ONT: distance & flight time
Guaratingueta (Guaratinguetá Airport) → Ontario (Ontario International Airport)
6,163 mi
9,918 km · 5,355 nm
12h 33m
estimated nonstop flight time
-4h
time difference · heading northwest
See live GUJ→ONT fares Phone-only fares on this route — call free
Flight time details
6,163 miles nonstop takes roughly 12h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- GUJ — Guaratinguetá Airport · Guaratingueta, Brazil
- 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 GUJ
- QHP · Base de Aviação de Taubaté Airport26 mi away
- UBT · Ubatuba Airport46 mi away
- REZ · Resende Airport51 mi away
- GRU · Guarulhos - Governador André Franco Montoro International Airport92 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 GUJ from ONT?
The flight distance from Guaratingueta (GUJ) to Ontario (ONT) is 6,163 miles (9,918 km, 5,355 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GUJ to ONT?
A nonstop flight takes about 12h 33m 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 Guaratingueta and Ontario?
Ontario is 4 hours behind Guaratingueta.
What is the cheapest way to fly from GUJ to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GUJ–ONT that never appear on search engines, with no booking fees.