WN3657 DAL → MIA

Southwest Airlines · Dallas, TX to Miami, FL · 16 flights observed, 2026-04-11 to 2026-05-31 · 1,109 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is +3 min, while the worst 10% run +82 min or later.

WN3657 covers more than one route in the data window — the stats below are for DAL → MIA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
75%
Median delay
+3 min
90th percentile
+82 min
Cancellation rate
0%

How often is WN3657 on time?

Across 16 flights on DAL → MIA from 2026-04-11 to 2026-05-31, WN3657 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +82 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1275%
16-30 min00%
31-60 min213%
61-120 min16%
2+ hrs16%

Performance by month

MonthFlightsOn-timeAvg delay
2026-04683%+4 min
2026-051070%+36 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
WedNo data—
ThuNo data—
FriNo data—
Sat863%
Sun888%

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