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3,955 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 64%.

Best time to leave 6–7 am 93% arrive on time from DCA
Best single flight AA 1178 DCA 05:00 → MIA 07:56 · 93% on time Avoid AA 1233 DCA 20:10 → MIA 22:58 · 63% 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).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
DCA
91
93
89
89
88
76
79
76
72
80
72
65
64
61
61
% 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
Miami flights leaving DCA 11 am–12 pm: 1Close ×
AA 1627 DCA 11:55 MIA 14:38 2h 43m 103 76% 1.0% 62 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
American (incl. Envoy, Republic) 3,564 78% 1.9% 78 min
Delta (incl. Republic) 391 68% 1.5% 77 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.
AA 1178 DCA 05:00 MIA 07:56 93%
AA 401 DCA 06:02 MIA 08:50 93%
AA 422 DCA 08:10 MIA 11:07 84%
DL 2576 DCA 14:45 MIA 17:33 67%
AA 1233 DCA 20:10 MIA 22:58 63%
All 12 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.
American DCA MIA 2h 54m 78% 1.9% 3,564 Flying now
Delta DCA MIA 2h 57m 68% 1.5% 391 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