Leave before 9 am: 92% 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 1629 | SEA 06:30 | LAS 09:00 | 2h 30m | 16 | 94% | 0.0% | 126 min |
| WN 2175 | SEA 07:30 | LAS 10:05 | 2h 35m | 33 | 85% | 0.0% | 34 min |
| WN 3620 | SEA 12:45 | LAS 15:20 | 2h 35m | 26 | 65% | 0.0% | 36 min |
| WN 2350 | SEA 12:45 | LAS 15:20 | 2h 35m | 16 | 81% | 0.0% | 35 min |
| WN 2625 | SEA 16:35 | LAS 19:15 | 2h 40m | 16 | 44% | 0.0% | 37 min |
| WN 2267 | SEA 17:35 | LAS 20:15 | 2h 40m | 26 | 27% | 0.0% | 61 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 | SEA | LAS | 2h 30m | 71% | 0.5% | 976 | 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