WN1148 SAN → BOI

Southwest Airlines · San Diego, CA to Boise, ID · 24 flights observed, 2026-04-09 to 2026-06-01 · 749 mi

This flight has been on time less than half the time (46%) — expect a real chance of a delay.

WN1148 covers more than one route in the data window — the stats below are for SAN → BOI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
46%
Median delay
+16 min
90th percentile
+60 min
Cancellation rate
0%

How often is WN1148 on time?

Across 24 flights on SAN → BOI from 2026-04-09 to 2026-06-01, WN1148 arrived within 15 minutes of schedule 46% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +60 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1146%
16-30 min313%
31-60 min729%
61-120 min313%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041050%+16 min
2026-051346%+21 min
2026-0610%+91 min

Performance by day of week

DayFlightsOn-time
Mon825%
TueNo data—
WedNo data—
Thu850%
Fri863%
SatNo data—
SunNo data—

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