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GXY to ONT: distance & flight time
Greeley (Greeley–Weld County Airport) → Ontario (Ontario International Airport)
837 mi
1,347 km · 728 nm
2h 17m
estimated nonstop flight time
—
time difference · heading southwest
See live GXY→ONT fares Phone-only fares on this route — call free
Flight time details
837 miles nonstop takes roughly 2h 17m gate to gate, flying southwest. 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
- GXY — Greeley–Weld County Airport · Greeley, 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 GXY
- DEN · Denver International Airport40 mi away
- FNL · Northern Colorado Regional Airport20 mi away
- WBU · Boulder Municipal Airport42 mi away
- BJC · Rocky Mountain Metropolitan Airport45 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 GXY from ONT?
The flight distance from Greeley (GXY) to Ontario (ONT) is 837 miles (1,347 km, 728 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GXY to ONT?
A nonstop flight takes about 2h 17m 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 GXY to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GXY–ONT that never appear on search engines, with no booking fees.