The nonstop is quickest: Alaska DCA → SAN (5h 40m), on time 7 times in 10. Delta via Atlanta (9h 22m) is more reliable, 83%, but takes 3h 42m longer.
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).
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.
| Alaska | 364 | 72% | 1.6% | 51 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.
| AS 15 | DCA 08:59 | SAN 11:39 | 72% |
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.
| Alaska | DCA | SAN | 5h 40m | 72% | 1.6% | 364 | Flying now |
Alternatives with one stop
All connections →| UnitedDetails → | DCA 06:00 → IAH 08:13UA 1450 | 1h 17m Houston | IAH 09:30 → SAN 10:51UA 2491 | 7h 51m | 97% | 82% |
| DeltaDetails → | DCA 08:00 → ATL 09:52DL 343 | 2h 01m Atlanta | ATL 11:53 → SAN 13:21DL 540 | 8h 21m | 95% | 79% |
| UnitedDetails → | DCA 08:20 → IAH 10:41UA 697 | 1h 19m Houston | IAH 12:00 → SAN 13:21UA 2399 | 8h 01m | 94% | 77% |
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