PHX → DSM Southwest Airlines

Southwest Airlines · Phoenix, AZ to Des Moines, IA · 166 flights, 2025-10-02 to 2026-06-01 · aggregated across 14 flight numbers

On-time arrival
73%
Median delay
0 min
90th percentile
+38 min
Cancellation rate
1%

How on-time is Southwest Airlines from PHX to DSM?

Across every Southwest Airlines flight number on PHX → DSM (166 flights, 2025-10-02 to 2026-06-01), 73% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +38 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time12073%
16-30 min2213%
31-60 min149%
61-120 min74%
2+ hrs11%

Performance by month

MonthFlightsOn-timeAvg delay
2025-103060%+15 min
2025-112070%+14 min
2025-121765%+14 min
2026-011385%+2 min
2026-021979%+4 min
2026-032875%+8 min
2026-041979%+7 min
2026-051782%+1 min
2026-061100%-11 min

Performance by day of week

DayFlightsOn-time
Mon2763%
Tue1283%
Wed989%
Thu2685%
Fri3174%
Sat2756%
Sun3278%

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