1,454 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 77%.

Best time to leave 8–9 am 83% arrive on time from DCA

Best single flight AA 1966 DCA 08:40 → LAX 11:19 · 83% on time Avoid AS 5 DCA 09:59 → LAX 12:27 · 71% 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

Los Angeles flights leaving DCA 9–10 am: 1Close ×


AS 5	DCA 09:59	LAX 12:27	5h 28m	364	71%	1.6%	64 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.


Delta	362	79%	2.5%	111 min
American	728	79%	1.4%	69 min
Alaska	364	71%	1.6%	64 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 1966	DCA 08:40	LAX 11:19	83%
AS 5	DCA 09:59	LAX 12:27	71%

All 5 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	LAX	5h 52m	79%	2.5%	362	Flying now
American	DCA	LAX	5h 40m	79%	1.4%	728	Flying now
Alaska	DCA	LAX	5h 28m	71%	1.6%	364	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