BOI to LAX flight delays & on-time performance
Nonstop flights from Boise Air Terminal/Gowen Field to Los Angeles International Airport · 674 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BOI or LAX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Boise (BOI) to Los Angeles (LAX) arrived on time 93% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.2% were cancelled, and 2% arrived an hour or more late.
- Departures scheduled around 8am did best (95% on time); around 4pm did worst (88%).
- Monday was the most reliable day to fly (94% on time) and Sunday the least (91%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (68%).
Which airline is most on time from BOI to LAX?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 93% | 0.1% | 6 min | 2.2% | 1,342 |
| Alaska Airlines | 72% | 6.5% | 33 min | 13.8% | 31 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am93%601 flights
- 8am95%311 flights
- 10am100%38 flights
- 1pm88%16 flights
- 2pm91%117 flights
- 3pm94%131 flights
- 4pm88%129 flights
- 7pm93%28 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday94%0.5% cancelled
- Tuesday92%0.5% cancelled
- Wednesday93%0.0% cancelled
- Thursday94%0.5% cancelled
- Friday93%0.0% cancelled
- Saturday92%0.0% cancelled
- Sunday91%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)68%
- Late-arriving aircraft15%
- Air traffic control & airport congestion10%
- Extreme weather7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)67%
- Air traffic control & airport congestion33%
- Extreme weather0%
- Security0%
BOI to LAX: common questions
- How often are BOI to LAX flights on time?
- 93% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Boise to Los Angeles cancelled?
- 0.2% of scheduled flights were cancelled (3 of 1,373).
- How long are typical delays?
- Across all flights the average arrival delay was 6 min (early arrivals count as zero). Flights that were late arrived 74 min behind schedule on average, and 2.5% of flights were an hour or more late.
- How long is taxi time at BOI?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAX to BOI — 89% on time
More flights from Boise
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BOI → LAX, nonstop flights by US airlines that report to the DOT. How we calculate this.