Need help booking?
Unpublished phone-only deals available
HDI to ONT: distance & flight time
Cleveland (Hardwick Field) → Ontario (Ontario International Airport)
1,856 mi
2,987 km · 1,613 nm
4h 6m
estimated nonstop flight time
-3h
time difference · heading west
See live HDI→ONT fares Phone-only fares on this route — call free
Flight time details
1,856 miles nonstop takes roughly 4h 6m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- HDI — Hardwick Field · Cleveland, United States
- 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 HDI
- MMI · McMinn County Airport20 mi away
- CHA · Lovell Field25 mi away
- DNN · Dalton Municipal Airport34 mi away
- APT · Marion County Brown Field44 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 HDI from ONT?
The flight distance from Cleveland (HDI) to Ontario (ONT) is 1,856 miles (2,987 km, 1,613 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HDI to ONT?
A nonstop flight takes about 4h 6m 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 Cleveland and Ontario?
Ontario is 3 hours behind Cleveland.
What is the cheapest way to fly from HDI to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HDI–ONT that never appear on search engines, with no booking fees.