AS2173 SAN → SFO

Alaska Airlines · San Diego, CA to San Francisco, CA · 34 flights observed, 2026-02-12 to 2026-03-17 · 447 mi

This flight's reliability varies a lot by day of week — 100% on-time on Fridays vs. 60% on Mondays.

AS2173 covers more than one route in the data window — the stats below are for SAN → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
82%
Median delay
-6 min
90th percentile
+26 min
Cancellation rate
0%

How often is AS2173 on time?

Across 34 flights on SAN → SFO from 2026-02-12 to 2026-03-17, AS2173 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +26 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2882%
16-30 min39%
31-60 min13%
61-120 min26%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021782%+6 min
2026-031782%+1 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue560%
Wed4100%
Thu580%
Fri5100%
Sat580%
Sun5100%

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