1,697 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 84% on time.

Best time to leave 2–3 pm 95% arrive on time from SEA

Best single flight AS 308 SEA 08:11 → PSP 11:04 · 93% on time Avoid AS 692 SEA 10:20 → PSP 13:14 · 77% on time

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).

SEA

% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Palm Springs flights leaving SEA 1–2 pm: 1Close ×


AS 510	SEA 13:40	PSP 16:26	2h 46m	48	89%	0.0%	51 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.


Delta	179	85%	2.2%	57 min
Alaska (incl. SkyWest, Horizon)	1,518	84%	0.9%	49 min

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.


AS 308	SEA 08:11	PSP 11:04	93%
AS 692	SEA 10:20	PSP 13:14	77%

All 5 flights on this route →

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.


Alaska	SEA	PSP	2h 52m	84%	0.9%	1,518	Flying now
Delta	SEA	PSP	2h 51m	85%	2.2%	179	Not flying now

Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

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