Showing Delta only (incl. its regional partners)All airlines ×

1,071 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Delta’s JFK → ROC flights land within a few points of 78% on time whatever the hour.

Best time to leave 9–10 am 86% arrive on time from JFK

Best single flight DL 5330 JFK 09:20 → ROC 10:53 · 87% on time Avoid DL 5297 JFK 22:59 → ROC 00:53 · 73% 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).

JFK

% 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 5330flown by Endeavor	JFK 09:20	ROC 10:53	87%
DL 5299flown by Endeavor	JFK 16:50	ROC 18:41	75%
DL 5297flown by Endeavor	JFK 22:59	ROC 00:53	73%

All 4 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 5330flown by Endeavor	JFK 09:20	ROC 10:53	1h 33m	254	87%	2.8%	56 min
DL 5341flown by Endeavor	JFK 09:37	ROC 11:08	1h 31m	93	87%	4.3%	44 min
DL 5299flown by Endeavor	JFK 16:50	ROC 18:41	1h 49m	364	75%	5.2%	104 min
DL 5297flown by Endeavor	JFK 22:59	ROC 00:53	1h 54m	360	73%	6.9%	79 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	JFK	ROC	1h 49m	78%	5.1%	1,071	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