Leave before 9 am: 96% depart on time. After 4 pm it’s 73%.
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 2503 | LGB 06:55 | SMF 08:20 | 1h 25m | 58 | 98% | 0.0% | 22 min |
| WN 2504 | LGB 09:55 | SMF 11:20 | 1h 25m | 49 | 85% | 2.0% | 31 min |
| WN 2505 | LGB 13:30 | SMF 14:55 | 1h 25m | 34 | 88% | 0.0% | 28 min |
| WN 963 | LGB 14:40 | SMF 16:00 | 1h 20m | 34 | 91% | 0.0% | 50 min |
| WN 4897 | LGB 16:38 | SMF 18:02 | 1h 25m | 50 | 50% | 0.0% | 40 min |
| WN 2507 | LGB 19:22 | SMF 20:48 | 1h 30m | 50 | 78% | 0.0% | 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.
| Southwest | LGB | SMF | 1h 25m | 88% | 0.4% | 1,869 | 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