Historical on-time performance
Tucson to Portland
1,119 miData through Dec 2025Source: US DOT · BTS
Flights on TUS–PDX arrive on time 94% of the time over the last 12 months.
On-time rate94%arrived within 15 min
p90 delay5 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 302 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time94%Medianon timep905 minCancel0.7%Flights302
Why flights run late
Delay causes
- Airline21%
- Weather0%
- Air traffic (NAS)10%
- Late aircraft69%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly TUS → PDX
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 88% to 94% on time.
- Mornings94% on time · p90 5 min · 376 flights
- Middays91% on time · p90 10 min · 137 flights · limited
- Evenings88% on time · p90 10 min · 93 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 86% to 96% on time.
- Tuesdays96% on time · p90 10 min · 71 flights · limited
- Mondays95% on time · p90 5 min · 99 flights · limited
- Wednesdays93% on time · p90 5 min · 71 flights · limited
- Thursdays93% on time · p90 5 min · 97 flights · limited
- Saturdays92% on time · p90 10 min · 75 flights · limited
- Sundays90% on time · p90 20 min · 99 flights · limited
- Fridays86% on time · p90 20 min · 96 flights · limited
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