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2,414 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 58%.

Best time to leave 8–9 am 85% arrive on time from DCA

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).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
DCA
80
89
82
78
61
63
62
54
66
57
% 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.
Southwest 1,402 76% 1.4% 62 min
American (incl. Envoy, PSA, Republic) 1,012 71% 3.9% 79 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.

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

All 10 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.
WN 4853 DCA 08:00 STL 09:10 2h 10m 49 83% 2.0% 32 min
AA 5413flown by PSA DCA 08:35 STL 10:01 2h 26m 52 84% 3.8% 46 min
WN 4752 DCA 12:00 STL 13:15 2h 15m 33 75% 0.0% 41 min
WN 644 DCA 12:00 STL 13:15 2h 15m 16 75% 0.0% 42 min
WN 1461 DCA 14:35 STL 15:50 2h 15m 49 43% 0.0% 96 min
AA 5582flown by PSA DCA 14:59 STL 16:30 2h 31m 40 68% 5.0% 66 min
AA 4468flown by Republic DCA 15:00 STL 16:29 2h 29m 22 61% 13.6% 39 min
WN 1462 DCA 18:40 STL 20:00 2h 20m 49 49% 8.2% 75 min
AA 3028 DCA 20:00 STL 21:21 2h 21m 29 56% 6.9% 104 min
AA 5309flown by PSA DCA 20:00 STL 21:29 2h 29m 42 68% 11.9% 79 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.
Southwest DCA STL 2h 20m 76% 1.4% 1,402 Flying now
American DCA STL 2h 30m 71% 3.9% 1,012 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