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2,416 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 56%.

Best time to leave 12–1 pm 91% arrive on time from STL

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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
STL
89
89
77
77
91
68
66
61
62
51
% 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.
American (incl. Envoy, PSA, Republic) 1,013 75% 4.3% 102 min
Southwest 1,403 74% 1.4% 58 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.
AA 5015flown by PSA STL 05:08 DCA 08:28 2h 20m 42 85% 7.1% 182 min
AA 309 STL 06:43 DCA 09:46 2h 03m 24 91% 8.3% 28 min
WN 3905 STL 08:30 DCA 11:25 1h 55m 49 84% 0.0% 34 min
AA 5413flown by PSA STL 10:31 DCA 13:44 2h 13m 52 76% 3.8% 58 min
WN 2084 STL 13:20 DCA 16:20 2h 00m 33 58% 0.0% 66 min
WN 3907 STL 15:45 DCA 18:45 2h 00m 57 52% 3.5% 68 min
AA 5582flown by PSA STL 17:00 DCA 20:15 2h 15m 40 51% 7.5% 156 min
AA 4468flown by Republic STL 17:02 DCA 20:15 2h 13m 22 50% 18.2% 178 min
WN 3908 STL 19:50 DCA 22:50 2h 00m 57 43% 1.8% 63 min
WN 654 STL 19:55 DCA 22:55 2h 00m 16 67% 6.2% 46 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 STL DCA 2h 08m 75% 4.3% 1,013 Flying now
Southwest STL DCA 2h 00m 74% 1.4% 1,403 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