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Showing Delta only (incl. its regional partners)All airlines ×
966 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Delta’s DEN → JFK flights land within a few points of 9 in 10 on time whatever the hour.

Best time to leave 11 pm–12 am 94% arrive on time from DEN
Best single flight DL 758 DEN 23:59 → JFK 05:48 · 95% on time Avoid DL 532 DEN 12:10 → JFK 18:25 · 85% on time

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).

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DEN
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% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

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.
DL 758 DEN 23:59 JFK 05:48 95%
DL 336 DEN 06:35 JFK 12:33 91%
DL 532 DEN 12:10 JFK 18:25 85%

All 3 Delta flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
DL 336 DEN 06:35 JFK 12:33 3h 58m 365 91% 1.6% 83 min
DL 532 DEN 12:10 JFK 18:25 4h 18m 224 85% 4.5% 72 min
DL 758 DEN 23:59 JFK 05:48 3h 49m 206 95% 1.5% 32 min

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.
Delta DEN JFK 3h 58m 89% 2.3% 966 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

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