WN678 BOI → SAN

Southwest Airlines · Boise, ID to San Diego, CA · 25 flights observed, 2026-01-11 to 2026-03-02 · 749 mi

WN678 covers more than one route in the data window — the stats below are for BOI → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
67%
Median delay
+9 min
90th percentile
+38 min
Cancellation rate
0%

How often is WN678 on time?

Across 25 flights on BOI → SAN from 2026-01-11 to 2026-03-02, WN678 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was +9 min, and the worst 10% of flights arrived +38 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1667%
16-30 min521%
31-60 min14%
61-120 min14%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-01425%+19 min
2026-021872%+23 min
2026-032100%+5 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue10%
WedNo data—
Thu450%
Fri560%
Sat3100%
Sun683%

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