Need help booking?
Unpublished phone-only deals available
ONT to GDC: distance & flight time
Ontario (Ontario International Airport) → Greenville (Donaldson Field Airport)
1,998 mi
3,216 km · 1,736 nm
4h 23m
estimated nonstop flight time
—
time difference · heading east
See live ONT→GDC fares Phone-only fares on this route — call free
Flight time details
1,998 miles nonstop takes roughly 4h 23m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- GDC — Donaldson Field Airport · Greenville, 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 GDC
Frequently asked questions
How far is ONT from GDC?
The flight distance from Ontario (ONT) to Greenville (GDC) is 1,998 miles (3,216 km, 1,736 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to GDC?
A nonstop flight takes about 4h 23m 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 cheapest way to fly from ONT to GDC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–GDC that never appear on search engines, with no booking fees.