OAK → BOI Southwest Airlines

Southwest Airlines · Oakland, CA to Boise, ID · 578 flights, 2025-07-01 to 2026-06-30 · aggregated across 34 flight numbers

This route runs much more reliably at some times of day than others — 94% on-time departing 3–6pm vs. 43% departing 9pm–12am.
On-time arrival
83%
Median delay
-6 min
90th percentile
+27 min
Cancellation rate
0%

How on-time is Southwest Airlines from OAK to BOI?

Across every Southwest Airlines flight number on OAK → BOI (578 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +27 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time48283%
16-30 min427%
31-60 min336%
61-120 min132%
2+ hrs81%

Performance by month

MonthFlightsOn-timeAvg delay
2025-075372%+14 min
2025-085290%-4 min
2025-095281%+3 min
2025-105392%-1 min
2025-115986%+2 min
2025-126271%+7 min
2026-015993%-7 min
2026-025584%0 min
2026-033589%+7 min
2026-043379%+6 min
2026-053583%+5 min
2026-063080%+11 min

Performance by day of week

DayFlightsOn-time
Mon8778%
Tue8985%
Wed8892%
Thu8684%
Fri8580%
Sat6592%
Sun7873%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…