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

1,031 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 87% depart on time. After 4 pm it’s 73%.

Best time to leave 7–8 am 90% arrive on time from DCA

Best single flight AA 4672 DCA 19:45 → SDF 21:40 · 72% 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).

DCA

% 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.


AA 4672flown by Republic	DCA 19:45	SDF 21:40	72%

All 4 American 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.


AA 5227flown by PSA	DCA 07:16	SDF 09:12	1h 56m	30	82%	6.7%	55 min
AA 5400flown by PSA	DCA 07:34	SDF 09:41	2h 07m	53	85%	13.2%	95 min
AA 4753flown by Republic	DCA 12:00	SDF 13:48	1h 48m	44	77%	0.0%	53 min
AA 4672flown by Republic	DCA 19:45	SDF 21:40	1h 55m	317	72%	6.9%	77 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.


American	DCA	SDF	2h 00m	76%	5.1%	1,031	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