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ONT to USA: distance & flight time
Ontario (Ontario International Airport) → Concord (Concord-Padgett Regional Airport)
2,085 mi
3,355 km · 1,812 nm
4h 33m
estimated nonstop flight time
+3h
time difference · heading east
See live ONT→USA fares Phone-only fares on this route — call free
Flight time details
2,085 miles nonstop takes roughly 4h 33m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- USA — Concord-Padgett Regional Airport · Concord, 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 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 USA
- CLT · Charlotte Douglas International Airport18 mi away
- SVH · Statesville Regional Airport29 mi away
- RKH · Rock Hill - York County Airport34 mi away
- HKY · Hickory Regional Airport45 mi away
Frequently asked questions
How far is ONT from USA?
The flight distance from Ontario (ONT) to Concord (USA) is 2,085 miles (3,355 km, 1,812 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to USA?
A nonstop flight takes about 4h 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 Ontario and Concord?
Concord is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to USA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–USA that never appear on search engines, with no booking fees.