Need help booking?
Unpublished phone-only deals available
CGI to ONT: distance & flight time
Cape Girardeau (Cape Girardeau Regional Airport) → Ontario (Ontario International Airport)
1,583 mi
2,548 km · 1,376 nm
3h 34m
estimated nonstop flight time
-2h
time difference · heading west
See live CGI→ONT fares Phone-only fares on this route — call free
Flight time details
1,583 miles nonstop takes roughly 3h 34m 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
- CGI — Cape Girardeau Regional Airport · Cape Girardeau, 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 CGI
- SIK · Sikeston Memorial Municipal Airport23 mi away
- MDH · Southern Illinois Airport42 mi away
- PAH · Barkley Regional Airport45 mi away
- MWA · Williamson County Regional Airport48 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 CGI from ONT?
The flight distance from Cape Girardeau (CGI) to Ontario (ONT) is 1,583 miles (2,548 km, 1,376 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGI to ONT?
A nonstop flight takes about 3h 34m 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 Cape Girardeau and Ontario?
Ontario is 2 hours behind Cape Girardeau.
What is the cheapest way to fly from CGI to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGI–ONT that never appear on search engines, with no booking fees.