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

1,001 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 3 in 5.

Best time to leave 7–8 am 85% arrive on time from DCA

Best single flight DL 5269 DCA 07:59 → RDU 09:09 · 86% on time Avoid DL 5428 DCA 22:05 → RDU 23:19 · 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.

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 5269flown by Endeavor	DCA 07:59	RDU 09:09	86%
DL 5322flown by Endeavor	DCA 17:47	RDU 19:21	63%
DL 5428flown by Endeavor	DCA 22:05	RDU 23:19	60%

All 3 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 5269flown by Endeavor	DCA 07:59	RDU 09:09	1h 10m	347	86%	1.4%	83 min
DL 5322flown by Endeavor	DCA 17:47	RDU 19:21	1h 34m	357	63%	2.5%	77 min
DL 5428flown by Endeavor	DCA 22:05	RDU 23:19	1h 17m	297	60%	7.7%	97 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	DCA	RDU	1h 17m	70%	3.7%	1,001	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