2,016 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 82% depart on time. After 4 pm it’s 62%.

Best time to leave 10–11 am 87% arrive on time from DCA

Best single flight DL 5229 DCA 09:13 → CVG 10:55 · 85% on time Avoid AA 5673 DCA 13:56 → CVG 15:44 · 60% 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.

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 (incl. Endeavor)	997	72%	2.3%	93 min
American (incl. PSA, Republic)	1,019	68%	3.5%	90 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 5229flown by Endeavor	DCA 09:13	CVG 10:55	85%
DL 5221flown by Endeavor	DCA 14:45	CVG 16:22	69%
DL 5134flown by Endeavor	DCA 19:30	CVG 21:11	65%
AA 5673flown by PSA	DCA 13:56	CVG 15:44	60%

All 7 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	DCA	CVG	1h 42m	72%	2.3%	997	Flying now
American	DCA	CVG	1h 49m	68%	3.5%	1,019	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