Sun, Oct 4 has passed, so this is the 12-month record.

1,931 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 77%.

Best time to leave 7–8 am 96% arrive on time from SLC

Best single flight DL 705 SLC 23:59 → JFK 06:23 · 89% on time Avoid DL 671 SLC 14:36 → JFK 21:28 · 79% 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).

SLC

% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.


Delta	1,538	85%	1.9%	68 min
JetBlue	393	76%	3.8%	81 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.


DL 705	SLC 23:59	JFK 06:23	89%
DL 697	SLC 17:10	JFK 23:52	82%
B6 372	SLC 22:39	JFK 05:09	79%
DL 671	SLC 14:36	JFK 21:28	79%

All 5 flights on this route →

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	SLC	JFK	4h 37m	85%	1.9%	1,538	Flying now
JetBlue	SLC	JFK	4h 25m	76%	3.8%	393	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