Best Time to Fly TUS to PDX: On-Time Stats by Hour & Airline
Tucson International → Portland International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 93.2% of Tucson (TUS) to Portland (PDX) flights arrived on time (365 scheduled flights). That is 15.5 points above the national average of 77.6%.
Among 2 airlines, Alaska Airlines led with 95.7% on time and SkyWest Airlines was last with 92.8%.
Over 24 months, Tuesday was the most reliable day (98% on time) and December the worst month (90%).
The cancellation rate was 0.0% (US average 1.8%).
TUS to PDX on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 95.7% | 26 min | 0.0% | 47 |
| SkyWest Airlines | 92.8% | 85 min | 0.0% | 318 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly TUS to PDX
On-time arrival % by scheduled departure hour (local time), 708 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 94.6% | 0.0% | 92 |
| 7am–8am | 95.4% | 0.0% | 130 |
| 8am–9am | 97.6% | 0.0% | 82 |
| 9am–10am | 96.5% | 0.0% | 87 |
| 10am–11am | 97.0% | 0.0% | 33 |
| 11am–12pm | 92.5% | 0.0% | 67 |
| 12pm–1pm | Limited data | 18 | |
| 1pm–2pm | 80.7% | 0.0% | 31 |
| 5pm–6pm | 84.7% | 1.0% | 99 |
| 6pm–7pm | 95.6% | 1.4% | 69 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on TUS to PDX
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 27 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 91.2% | -2.2 pts | 0.0% | 57 |
| All other days | 93.4% | — | 0.3% | 624 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).