Southwest Airlines DSM to PHX on-time performance
Southwest Airlines nonstop flights from Des Moines to Phoenix · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
1.2%
2 flights
Avg arrival delay
17 min
59 min when late
Rank on route
#5 of 5
route average 80% on time
Key facts
- Southwest Airlines flights on DSM to PHX arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 1.2% were cancelled, and 8% arrived an hour or more late.
- That ranks #5 of 5 airlines on this route, which averaged 80% on time overall.
- The largest source of delay minutes was late-arriving aircraft (59%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft59%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion17%
- Extreme weather4%
- Security1%
Other airlines on DSM to PHX
- American Airlines79% on time · 37 min avg delay
- SkyWest Airlines83% on time · 13 min avg delay
- Envoy Air94% on time · 3 min avg delay
- Frontier Airlines86% on time · 22 min avg delay
Full DSM to PHX comparison →
Southwest Airlines on-time record across all routes →
166 Southwest Airlines flights tracked on this route; 2 cancelled, 0 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.