Historical on-time performance
Spokane to Portland
Flights on GEG–PDX arrive on time 87% of the time over the last 12 months.
based on 819 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Alaska AirlinesOn-time89%Medianon timep9010 minCancel1.5%Flights456
- SkyWest AirlinesOn-time85%Medianon timep9020 minCancel0.6%Flights363
Why flights run late
Delay causes
- Airline28%
- Weather4%
- Air traffic (NAS)19%
- Late aircraft50%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline78%
- Weather11%
- Air traffic (NAS)11%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 9 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly GEG → PDX
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 92% on time.
- Mornings92% on time · p90 5 min · 452 flights
- Afternoons85% on time · p90 25 min · 651 flights
- Evenings84% on time · p90 30 min · 197 flights · limited
- Middays82% on time · p90 20 min · 474 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 90% on time.
- Wednesdays90% on time · p90 10 min · 251 flights
- Saturdays88% on time · p90 20 min · 228 flights
- Tuesdays88% on time · p90 15 min · 250 flights
- Mondays87% on time · p90 20 min · 266 flights
- Sundays85% on time · p90 20 min · 261 flights
- Fridays83% on time · p90 20 min · 264 flights
- Thursdays81% on time · p90 25 min · 254 flights
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