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MGE to ONT: distance & flight time
Marietta (Dobbins Air Reserve Base) → Ontario (Ontario International Airport)
1,887 mi
3,037 km · 1,640 nm
4h 10m
estimated nonstop flight time
-3h
time difference · heading west
See live MGE→ONT fares Phone-only fares on this route — call free
Flight time details
1,887 miles nonstop takes roughly 4h 10m 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
- MGE — Dobbins Air Reserve Base · Marietta, 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 MGE
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 MGE from ONT?
The flight distance from Marietta (MGE) to Ontario (ONT) is 1,887 miles (3,037 km, 1,640 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MGE to ONT?
A nonstop flight takes about 4h 10m 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 Marietta and Ontario?
Ontario is 3 hours behind Marietta.
What is the cheapest way to fly from MGE to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MGE–ONT that never appear on search engines, with no booking fees.