Route Reliability
Portland → Phoenix
PDX–PHX · 1,010 miles · Portland International Airport to Phoenix Sky Harbor International Airport
- 81%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.6%
- Cancelled
- 3,766
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Alaska Airlines84%1,391 flights
- 2.American Airlines81%992 flights
- 3.Frontier Airlines80%105 flights
- 4.Southwest Airlines78%1,278 flights
What the data says
Morning-you made the right choice.
PDX–PHX flights departing between 3–6 AM arrived on time 93% of the time, versus 65% between 6–9 PM.
Tuesday has been the better bet.
A small edge: 83% on time on Tuesdays against 79% on Thursdays.
Alaska Airlines has a slight edge here.
Alaska Airlines arrived on time 84% of the time on this route; Southwest Airlines managed 78%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon83%(559 flights)
- Tue83%(495 flights)
- Wed80%(505 flights)
- Thu79%(540 flights)
- Fri81%(563 flights)
- Sat81%(514 flights)
- Sun81%(560 flights)
- 3–6 AM93%(448 flights)
- 6–9 AM89%(782 flights)
- 9 AM–12 PM85%(610 flights)
- 12–3 PM80%(560 flights)
- 3–6 PM74%(898 flights)
- 6–9 PM65%(329 flights)
- 9 PM–12 AM71%(109 flights)
Jun 76% → May 85% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 76% | 312 |
| July 2025 | 78% | 309 |
| August 2025 | 79% | 267 |
| September 2025 | 81% | 249 |
| October 2025 | 77% | 294 |
| November 2025 | 73% | 309 |
| December 2025 | 81% | 340 |
| January 2026 | 84% | 297 |
| February 2026 | 86% | 279 |
| March 2026 | 85% | 408 |
| April 2026 | 87% | 346 |
| May 2026 | 85% | 326 |
Keep nerding
Based on 3,766 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.