The nonstop is quickest: JetBlue JFK → ONT (6h 06m), on time 3 times in 5. Delta via Salt Lake City (9h 10m) is more reliable, 88%, but takes 3h 04m longer.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| JetBlue | 165 | 62% | 1.8% | 78 min |
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
| B6 355 | JFK 19:33 | ONT 22:39 | 62% |
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| JetBlue | JFK | ONT | 6h 06m | 62% | 1.8% | 165 | Flying now |
Alternatives with one stop
All connections →| DeltaDetails → | JFK 11:10 → SLC 14:18DL 917 | 1h 27m Salt Lake City | SLC 15:45 → ONT 16:41DL 4443 · flown by SkyWest | 8h 31m | 94% | 80% |
| AmericanDetails → | JFK 12:29 → PHX 14:43AA 2829 | 2h 24m Phoenix | PHX 17:07 → ONT 18:21AA 864 | 8h 52m | 97% | 78% |
| DeltaDetails → | JFK 06:00 → ATL 08:24DL 2286 | 51m Atlanta | ATL 09:15 → ONT 10:40DL 665 | 7h 40m | 86% | 70% |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON