Historical on-time performance
Spokane to Los Angeles
945 miData through Dec 2025Source: US DOT · BTS
Flights on GEG–LAX 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)
Cancelled0.5%of scheduled flights
based on 764 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.
- SkyWest AirlinesOn-time94%Medianon timep90on timeCancel0.2%Flights520
- Alaska AirlinesOn-time94%Medianon timep905 minCancel1.2%Flights244
Why flights run late
Delay causes
- Airline69%
- Weather8%
- Air traffic (NAS)8%
- Late aircraft15%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly GEG → LAX
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 92% on time.
- Mornings92% on time · p90 10 min · 1,421 flights
- Afternoons87% on time · p90 15 min · 394 flights
- Middays86% on time · p90 20 min · 401 flights
- Evenings83% on time · p90 20 min · 151 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 88% to 93% on time.
- Wednesdays93% on time · p90 5 min · 317 flights
- Mondays91% on time · p90 10 min · 351 flights
- Thursdays90% on time · p90 10 min · 340 flights
- Sundays90% on time · p90 10 min · 337 flights
- Saturdays89% on time · p90 15 min · 342 flights
- Fridays88% on time · p90 15 min · 350 flights
- Tuesdays88% on time · p90 15 min · 330 flights
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