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Showing Southwest only (incl. its regional partners)All airlines ×
2,001 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 42%.

Best time to leave 7–8 am 91% arrive on time from SFO

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).

5
6
7
8
9
10
11
12
13
14
15
16
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19
20
21
SFO
88
93
96
84
72
38
54
57
33
34
40
46
67
38
43
20
25
% 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

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 12 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 3508 SFO 05:50 SAN 07:25 1h 35m 16 100% 0.0% –
WN 285 SFO 06:45 SAN 08:20 1h 35m 14 71% 0.0% 39 min
WN 1057 SFO 07:00 SAN 08:35 1h 35m 12 75% 0.0% 69 min
WN 4239 SFO 08:55 SAN 10:35 1h 40m 42 70% 4.8% 35 min
WN 2655 SFO 10:50 SAN 12:35 1h 45m 16 25% 0.0% 42 min
WN 3496 SFO 11:00 SAN 12:40 1h 40m 26 8% 0.0% 82 min
WN 3525 SFO 12:30 SAN 14:10 1h 40m 34 45% 8.8% 58 min
WN 4242 SFO 14:00 SAN 15:40 1h 40m 26 0% 0.0% 94 min
WN 458 SFO 14:55 SAN 16:40 1h 45m 25 28% 0.0% 56 min
WN 3652 SFO 16:00 SAN 17:40 1h 40m 49 10% 0.0% 68 min
WN 4681 SFO 18:10 SAN 19:45 1h 35m 34 9% 2.9% 73 min
WN 3653 SFO 20:30 SAN 22:10 1h 40m 57 23% 0.0% 65 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 SFO SAN 1h 35m 51% 1.3% 2,001 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