OnTimeRoutes
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Southwest Airlines PHX to TUS on-time performance

Southwest Airlines nonstop flights from Phoenix to Tucson · Aug 2025 – Jul 2026

On-time arrivals
71%
arrived < 15 min late
Cancelled
0.3%
1 flights
Avg arrival delay
16 min
50 min when late
Rank on route
#4 of 4
route average 81% on time

Key facts

  • Southwest Airlines flights on PHX to TUS arrived on time 71% of the time in Aug 2025 – Jul 2026.
  • 0.3% were cancelled, and 8% arrived an hour or more late.
  • That ranks #4 of 4 airlines on this route, which averaged 81% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (62%).

On-time trend by month

50%75%100%March 2026: 79.2% on time, 1.9% cancelledMar ’26April 2026: 73.3% on time, 0.0% cancelledApr ’26May 2026: 67.7% on time, 0.0% cancelledMay ’26June 2026: 68.3% on time, 0.0% cancelledJun ’26July 2026: 66.1% on time, 0.0% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft62%
  • Airline (crew, maintenance, cleaning, fueling)36%
  • Air traffic control & airport congestion2%
  • Extreme weather0%
  • Security0%

Other airlines on PHX to TUS

Full PHX to TUS comparison →
Southwest Airlines on-time record across all routes →

298 Southwest Airlines flights tracked on this route; 1 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.