1,097 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 2 in 3.

Best time to leave 7–8 am 90% arrive on time from STS

Best single flight AS 3315 STS 06:26 → SAN 08:15 · 88% on time Avoid AS 3047 STS 11:04 → SAN 12:50 · 60% 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).

STS

% 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

San Diego flights leaving STS 6–7 am: 2Close ×


WN 4813	STS 06:00	SAN 07:40	1h 40m	57	89%	1.8%	166 min
AS 3315flown by SkyWest	STS 06:26	SAN 08:15	1h 49m	272	88%	8.1%	78 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.


Southwest	181	77%	0.6%	71 min
Alaska (incl. SkyWest, Horizon)	916	74%	4.8%	60 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 3315flown by SkyWest	STS 06:26	SAN 08:15	88%
AS 3047flown by SkyWest	STS 11:04	SAN 12:50	60%

All 6 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.


Southwest	STS	SAN	1h 40m	77%	0.6%	181	Flying now
Alaska	STS	SAN	1h 44m	74%	4.8%	916	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