Historical on-time performance
Los Angeles to Boise
674 miData through Dec 2025Source: US DOT · BTS
Flights on LAX–BOI arrive on time 89% of the time over the last 12 months.
On-time rate89%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.1%of scheduled flights
based on 1,419 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time89%Medianon timep9015 minCancel0.1%Flights1,419
Why flights run late
Delay causes
- Airline54%
- Weather13%
- Air traffic (NAS)13%
- Late aircraft20%
- 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 LAX → BOI
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 76% to 90% on time.
- Mornings90% on time · p90 15 min · 1,054 flights
- Middays89% on time · p90 15 min · 994 flights
- Evenings87% on time · p90 20 min · 1,904 flights
- Afternoons86% on time · p90 40 min · 144 flights · limited
- Overnights76% on time · p90 40 min · 115 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 84% to 92% on time.
- Tuesdays92% on time · p90 10 min · 580 flights
- Wednesdays91% on time · p90 10 min · 582 flights
- Saturdays88% on time · p90 20 min · 557 flights
- Thursdays87% on time · p90 20 min · 629 flights
- Mondays87% on time · p90 20 min · 616 flights
- Fridays86% on time · p90 20 min · 610 flights
- Sundays84% on time · p90 30 min · 637 flights
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