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HRO to ONT: distance & flight time
Harrison (Boone County Airport) → Ontario (Ontario International Airport)
1,386 mi
2,230 km · 1,204 nm
3h 29m
estimated nonstop flight time
-2h
time difference · heading west
See live HRO→ONT fares Phone-only fares on this route — call free
Flight time details
1,386 miles nonstop takes roughly 3h 29m gate to gate, flying west. 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
- HRO — Boone County Airport · Harrison, 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 HRO
- BKG · Branson Airport19 mi away
- FLP · Marion County Regional Airport32 mi away
- WMH · Ozark Regional Airport39 mi away
- FYV · Drake Field59 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 HRO from ONT?
The flight distance from Harrison (HRO) to Ontario (ONT) is 1,386 miles (2,230 km, 1,204 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HRO to ONT?
A nonstop flight takes about 3h 29m 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 Harrison and Ontario?
Ontario is 2 hours behind Harrison.
What is the cheapest way to fly from HRO to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HRO–ONT that never appear on search engines, with no booking fees.