Leave before 9 am: barely half depart on time. After 4 pm it’s 2 in 5.
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.
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 Southwest flight on this route ran 150+ times in the year.
All 6 Southwest 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 2386 | DEN 07:48 | SFO 09:28 | 2h 40m | 50 | 16% | 2.0% | 64 min |
| WN 1719 | DEN 11:40 | SFO 13:20 | 2h 40m | 42 | 14% | 0.0% | 58 min |
| WN 4670 | DEN 18:10 | SFO 19:55 | 2h 45m | 38 | 21% | 0.0% | 79 min |
| WN 4330 | DEN 18:45 | SFO 20:25 | 2h 40m | 12 | 17% | 0.0% | 68 min |
| WN 2751 | DEN 20:50 | SFO 22:28 | 2h 38m | 16 | 12% | 0.0% | 91 min |
| WN 4303 | DEN 21:40 | SFO 23:25 | 2h 45m | 41 | 10% | 0.0% | 70 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 | DEN | SFO | 2h 40m | 52% | 0.4% | 1,415 | Flying now |
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