WN1978 BNA → SAN

Southwest Airlines · Nashville, TN to San Diego, CA · 26 flights observed, 2026-06-05 to 2026-06-30 · 1,751 mi

This flight has been on time less than half the time (23%) — expect a real chance of a delay.

WN1978 covers more than one route in the data window — the stats below are for BNA → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
23%
Median delay
+37 min
90th percentile
+78 min
Cancellation rate
0%

How often is WN1978 on time?

Across 26 flights on BNA → SAN from 2026-06-05 to 2026-06-30, WN1978 arrived within 15 minutes of schedule 23% of the time. The median arrival delay was +37 min, and the worst 10% of flights arrived +78 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time623%
16-30 min623%
31-60 min935%
61-120 min415%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-062623%+39 min

Performance by day of week

DayFlightsOn-time
Mon40%
Tue425%
Wed30%
Thu30%
Fri450%
Sat425%
Sun450%

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