Southwest Airlines MCI to PHX on-time performance
Southwest Airlines nonstop flights from Kansas City to Phoenix · Aug 2025 – Jul 2026
On-time arrivals
77%
arrived < 15 min late
Cancelled
0.4%
7 flights
Avg arrival delay
14 min
54 min when late
Rank on route
#4 of 5
route average 79% on time
Key facts
- Southwest Airlines flights on MCI to PHX arrived on time 77% of the time in Aug 2025 – Jul 2026.
- 0.4% were cancelled, and 6% arrived an hour or more late.
- That ranks #4 of 5 airlines on this route, which averaged 79% on time overall.
- The largest source of delay minutes was late-arriving aircraft (52%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft52%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion18%
- Extreme weather3%
- Security1%
Other airlines on MCI to PHX
- American Airlines83% on time · 20 min avg delay
- Envoy Air90% on time · 5 min avg delay
- SkyWest Airlines75% on time · 23 min avg delay
- Frontier Airlines84% on time · 10 min avg delay
Full MCI to PHX comparison →
Southwest Airlines on-time record across all routes →
1,639 Southwest Airlines flights tracked on this route; 7 cancelled, 3 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.