Need help booking?
Unpublished phone-only deals available
RIL to ONT: distance & flight time
Rifle (Garfield County Regional Airport) → Ontario (Ontario International Airport)
664 mi
1,068 km · 577 nm
1h 55m
estimated nonstop flight time
-1h
time difference · heading southwest
See live RIL→ONT fares Phone-only fares on this route — call free
Flight time details
664 miles nonstop takes roughly 1h 55m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- RIL — Garfield County Regional Airport · Rifle, 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 RIL
- EGE · Eagle County Regional Airport44 mi away
- ASE · Aspen-Pitkin Co/Sardy Field50 mi away
- GJT · Grand Junction Regional Airport51 mi away
- HDN · Yampa Valley Airport71 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 RIL from ONT?
The flight distance from Rifle (RIL) to Ontario (ONT) is 664 miles (1,068 km, 577 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIL to ONT?
A nonstop flight takes about 1h 55m 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 Rifle and Ontario?
Ontario is 1 hour behind Rifle.
What is the cheapest way to fly from RIL to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIL–ONT that never appear on search engines, with no booking fees.