Leave before 9 am: 84% depart on time. After 4 pm it’s barely half.
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 739 | LAS 07:40 | SEA 10:25 | 2h 45m | 41 | 75% | 0.0% | 32 min |
| WN 1451 | LAS 07:45 | SEA 10:30 | 2h 45m | 16 | 80% | 0.0% | 17 min |
| WN 4717 | LAS 16:40 | SEA 19:20 | 2h 40m | 16 | 62% | 0.0% | 50 min |
| WN 1192 | LAS 17:25 | SEA 20:10 | 2h 45m | 26 | 54% | 0.0% | 30 min |
| WN 4196 | LAS 21:55 | SEA 00:35 | 2h 40m | 28 | 50% | 0.0% | 46 min |
| WN 963 | LAS 22:10 | SEA 00:52 | 2h 42m | 26 | 46% | 0.0% | 55 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 | LAS | SEA | 2h 50m | 72% | 0.2% | 977 | 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