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

1,073 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

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

Best time to leave 9–10 am 89% arrive on time from JFK

Best single flight DL 5658 JFK 21:15 → CMH 23:28 · 78% 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 5658flown by Republic	JFK 21:15	CMH 23:28	78%

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 5649flown by Republic	JFK 09:53	CMH 11:53	2h 00m	122	83%	2.5%	92 min
DL 5650flown by Republic	JFK 15:45	CMH 17:59	2h 14m	57	71%	15.8%	121 min
DL 4970flown by Endeavor	JFK 15:45	CMH 17:54	2h 09m	31	80%	3.2%	46 min
DL 5658flown by Republic	JFK 21:15	CMH 23:28	2h 14m	204	78%	10.8%	101 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	CMH	2h 01m	78%	5.6%	1,073	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