The nonstop is quickest: JetBlue ONT → JFK (5h 22m), on time 7 times in 10. Delta via Atlanta (9h 00m) is more reliable, 87%, but takes 3h 38m 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 | 72% | 1.8% | 209 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 454 | ONT 23:54 | JFK 08:18 | 72% |
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 | ONT | JFK | 5h 22m | 72% | 1.8% | 165 | Flying now |
Alternatives with one stop
All connections →| DeltaDetails → | ONT 06:00 → SLC 08:50DL 2708 | 1h 09m Salt Lake City | SLC 09:59 → JFK 16:49DL 1792 | 7h 49m | 97% | 80% |
| DeltaDetails → | ONT 13:00 → SLC 15:47DL 3172 | 1h 23m Salt Lake City | SLC 17:10 → JFK 23:52DL 697 | 7h 52m | 96% | 77% |
| AmericanDetails → | ONT 19:13 → PHX 20:35AA 864 | 1h 15m Phoenix | PHX 21:50 → JFK 05:47 +1AA 1587 | 7h 34m | 86% | 74% |
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