AS3479 SFO → SAN

Alaska Airlines · San Francisco, CA to San Diego, CA · 122 flights observed, 2025-07-01 to 2026-06-30 · 447 mi

This flight runs much more reliably at some times of day than others — 88% on-time departing 12–3pm vs. 44% departing 9am–12pm.

AS3479 covers more than one route in the data window — the stats below are for SFO → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
57%
Median delay
+10 min
90th percentile
+74 min
Cancellation rate
0%

How often is AS3479 on time?

Across 122 flights on SFO → SAN from 2025-07-01 to 2026-06-30, AS3479 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +74 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time6857%
16-30 min1311%
31-60 min2118%
61-120 min1513%
2+ hrs33%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073155%+30 min
2025-081953%+24 min
2026-012391%-1 min
2026-021182%+12 min
2026-051315%+59 min
2026-062339%+30 min

Performance by day of week

DayFlightsOn-time
Mon1747%
Tue1776%
Wed2065%
Thu1553%
Fri1644%
Sat1856%
Sun1753%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…