WN3815 TPA → MKE

Southwest Airlines · Tampa, FL to Milwaukee, WI · 64 flights observed, 2025-11-02 to 2026-01-05 · 1,075 mi

This flight's reliability varies a lot by day of week — 100% on-time on Thursdays vs. 56% on Fridays.

WN3815 covers more than one route in the data window — the stats below are for TPA → MKE, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
76%
Median delay
-4 min
90th percentile
+38 min
Cancellation rate
2%

How often is WN3815 on time?

Across 64 flights on TPA → MKE from 2025-11-02 to 2026-01-05, WN3815 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +38 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4876%
16-30 min610%
31-60 min46%
61-120 min12%
2+ hrs46%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112882%+8 min
2025-123070%+13 min
2026-01580%+20 min

Performance by day of week

DayFlightsOn-time
Mon1090%
Tue978%
Wed989%
Thu8100%
Fri956%
Sat863%
Sun1060%

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