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

1,003 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: United’s EWR → SDF flights land within a few points of 4 in 5 on time whatever the hour.

Best time to leave 4–5 pm 89% arrive on time from EWR

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).

EWR

% 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.

No United flight on this route ran 150+ times in the year.

All 4 United 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.


UA 3421flown by Republic	EWR 10:05	SDF 12:21	2h 16m	72	87%	1.4%	163 min
UA 3415flown by Republic	EWR 18:00	SDF 20:25	2h 25m	103	85%	5.8%	124 min
UA 3512flown by Republic	EWR 20:25	SDF 22:50	2h 25m	37	56%	13.5%	100 min
UA 3483flown by Republic	EWR 20:29	SDF 22:54	2h 25m	35	78%	8.6%	109 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.


United	EWR	SDF	2h 25m	81%	5.1%	1,003	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