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ATF to ONT: distance & flight time
Ambato (Chachoán Airport) → Ontario (Ontario International Airport)
3,512 mi
5,652 km · 3,052 nm
7h 21m
estimated nonstop flight time
-2h
time difference · heading northwest
See live ATF→ONT fares Phone-only fares on this route — call free
Flight time details
3,512 miles nonstop takes roughly 7h 21m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ATF — Chachoán Airport · Ambato, Ecuador
- 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 ATF
- LTX · Cotopaxi International Airport21 mi away
- PTZ · Rio Amazonas Airport41 mi away
- TNW · Jumandy Airport69 mi away
- UIO · Mariscal Sucre International Airport76 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 ATF from ONT?
The flight distance from Ambato (ATF) to Ontario (ONT) is 3,512 miles (5,652 km, 3,052 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATF to ONT?
A nonstop flight takes about 7h 21m 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 Ambato and Ontario?
Ontario is 2 hours behind Ambato.
What is the cheapest way to fly from ATF to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATF–ONT that never appear on search engines, with no booking fees.