is the most reliable airline on the DSM to PHX route with a 93% on-time rate, compared to Southwest Airlines at 81%. Based on 470 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: DSM to PHX
Des Moines to Phoenix — airline reliability comparison
On-Time Rate by Airline
93%
SkyWest Airlines84%
American Airlines81%
Southwest Airlines81%
DSM to PHX Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| MQBest | 93% | 0.4% | 74m | 470 |
| SkyWest AirlinesOO | 84% | 1.1% | 90m | 474 |
| American AirlinesAA | 81% | 1.0% | 118m | 1,935 |
| Southwest AirlinesWNWorst | 81% | 0.9% | 63m | 396 |
Route Overview
83%
Overall On-Time
113m
Avg Delay
1%
Cancel Rate
3,334
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.