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ONT to MGE: distance & flight time
Ontario (Ontario International Airport) → Marietta (Dobbins Air Reserve Base)
1,887 mi
3,037 km · 1,640 nm
4h 10m
estimated nonstop flight time
+3h
time difference · heading east
See live ONT→MGE fares Phone-only fares on this route — call free
Flight time details
1,887 miles nonstop takes roughly 4h 10m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- MGE — Dobbins Air Reserve Base · Marietta, 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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near MGE
Frequently asked questions
How far is ONT from MGE?
The flight distance from Ontario (ONT) to Marietta (MGE) 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 ONT to MGE?
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 Ontario and Marietta?
Marietta is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to MGE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–MGE that never appear on search engines, with no booking fees.