Leave before 9 am: 83% depart on time. After 4 pm it’s 42%.
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 8 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 3366 | MDW 10:05 | OAK 12:35 | 4h 30m | 50 | 74% | 0.0% | 79 min |
| WN 1546 | MDW 10:05 | SFO 12:35 | 4h 30m | 50 | 12% | 0.0% | 55 min |
| WN 3752 | MDW 10:05 | SJC 12:30 | 4h 25m | 49 | 82% | 0.0% | 37 min |
| WN 2659 | MDW 20:50 | SJC 23:30 | 4h 35m | 41 | 38% | 2.4% | 57 min |
| WN 1662 | MDW 20:55 | SJC 23:28 | 4h 32m | 16 | 73% | 6.2% | 34 min |
| WN 2710 | MDW 21:00 | OAK 23:32 | 4h 32m | 16 | 50% | 0.0% | 79 min |
| WN 2893 | MDW 21:30 | SFO 00:12 | 4h 42m | 50 | 51% | 2.0% | 64 min |
| WN 4042 | MDW 21:40 | OAK 00:15 | 4h 30m | 34 | 48% | 2.9% | 63 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.
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