BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
LAX→BOI

Los Angeles, CA (LAX) to Boise, ID (BOI) flight delay odds

89.7% of 1,373 official scheduled LAX-to-BOI flights arrived on time; 7.3% arrived at least 30 minutes late and 0.1% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
89.7%arrived on time
7.3%30+ min late
0.1%cancelled
1,373scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.1%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-7.3 mincompleted flights

Which departure time was most reliable for LAX to BOI?

Among qualifying LAX-to-BOI departure window results, Afternoon had the highest on-time rate: 95.3% of 129 flights. Late morning was lowest at 88.5% across 347 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning4689.1%10.9%0.0%
Late morning34788.5%6.6%0.3%
Afternoon12995.3%3.1%0.0%
Evening85189.3%8.0%0.0%

Which weekday was most reliable for LAX to BOI?

Among qualifying LAX-to-BOI weekday results, Tuesday had the highest on-time rate: 94.4% of 198 flights. Friday was lowest at 80.7% across 197 flights.

DayFlightsOn time30+ minCancelled
Monday19892.4%5.1%0.5%
Tuesday19894.4%5.1%0.0%
Wednesday19593.8%5.1%0.0%
Thursday19491.8%6.2%0.0%
Friday19780.7%11.7%0.0%
Saturday19489.2%7.2%0.0%
Sunday19785.3%10.7%0.0%

Which airline was most reliable for LAX to BOI?

Among qualifying LAX-to-BOI airline results, Alaska Airlines had the highest on-time rate: 93.5% of 31 flights. SkyWest Airlines was lowest at 89.6% across 1,342 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines1,34289.6%7.3%0.1%
Alaska Airlines3193.5%6.5%0.0%

Which month was most reliable for LAX to BOI?

Among qualifying LAX-to-BOI month results, April 2026 had the highest on-time rate: 95.4% of 109 flights. February 2026 was lowest at 82.1% across 84 flights.

MonthFlightsOn time30+ minCancelled
July 202512190.9%6.6%0.0%
August 202512290.2%4.1%0.0%
September 202512193.4%5.0%0.0%
October 202512388.6%8.9%0.0%
November 202511689.7%6.9%0.9%
December 202512388.6%8.9%0.0%
January 20269691.7%5.2%0.0%
February 20268482.1%15.5%0.0%
March 20269387.1%8.6%0.0%
April 202610995.4%2.8%0.0%
May 202613988.5%7.9%0.0%
June 202612688.1%8.7%0.0%

What drove LAX to BOI delay minutes?

Airline was the largest recorded LAX-to-BOI delay category, accounting for 52.5% of 9,673 BTS-attributed delay minutes during July 2025–June 2026.

Airline52.5%
Late aircraft27.1%
National airspace10.8%
Weather8.8%
Security0.8%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.