Direct flights from Ontario to Atlanta
15 nonstop flights a week on 1 airline. Zero layovers — one hop from ONT to ATL.
Flight time: about 3h48m nonstop
Which days does it fly?
When does it fly?
Departure times in Ontario local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Delta DAL409 | 7:19a | 3h52m | Tue, Wed, Fri, Sat, Sun |
| Delta DAL409 | 8:18a | 3h47m | Mon |
| Delta DAL665 | 12:22p | 4h2m | Thu, Sun |
| Delta DAL665 | 12:28p | 3h52m | Mon–Wed |
| Delta DAL665 | 1:01p | 3h47m | Fri |
| Delta DAL665 | 1:23p | 3h47m | Sat |
| Delta DAL2891 | 10:08p | 3h41m | Sun |
| Delta DAL2892 | 10:10p | 3h48m | Mon |
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The route
One hop: ONT → ATLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Ontario (ONT) to Atlanta (ATL)
Ontario International Airport (ONT) has 15 nonstop flights a week to Atlanta (ATL), operated by Delta. No layovers, no connections — one hop out of ONT and you're there.
This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.
Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Ontario to Atlanta?
The nonstop flight from Ontario (ONT) to Atlanta (ATL) takes about 3h48m in the air, based on recently observed nonstop departures.
How long does it take to drive from Ontario to Atlanta?
Driving from Ontario to Atlanta takes about 31h 11m behind the wheel — roughly 2,147 miles, or about 3 days of real driving. The nonstop flight takes about 3h48m.