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2,690 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 87% on time.

Best time to leave 6–7 am 93% arrive on time from PSC
Best single flight AS 2101 PSC 06:00 → SEA 07:06 · 94% on time Avoid DL 3992 PSC 12:30 → SEA 13:50 · 85% 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).

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PSC
93
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77
82
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86
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90
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81
% 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
Seattle flights leaving PSC 6–7 am: 2Close ×
AS 2101flown by Horizon PSC 06:00 SEA 07:06 1h 06m 175 94% 2.9% 30 min
AS 2165flown by Horizon PSC 06:15 SEA 07:20 1h 05m 52 94% 1.9% 43 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 (incl. SkyWest) 1,113 91% 0.3% 99 min
Alaska (incl. SkyWest, Horizon) 1,577 85% 1.6% 57 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 2101flown by Horizon PSC 06:00 SEA 07:06 94%
DL 3972flown by SkyWest PSC 05:25 SEA 06:39 93%
DL 3992flown by SkyWest PSC 12:30 SEA 13:50 85%
All 15 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.
Delta PSC SEA 1h 15m 91% 0.3% 1,113 Flying now
Alaska PSC SEA 1h 09m 85% 1.6% 1,577 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