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

Boise, ID (BOI) to Atlanta, GA (ATL) flight delay odds

81.5% of 545 official scheduled BOI-to-ATL flights arrived on time; 10.6% arrived at least 30 minutes late and 1.7% 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 SIGNALGenerally reliable
81.5%arrived on time
10.6%30+ min late
1.7%cancelled
545scheduled 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 late2.0%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival-0.1 mincompleted flights

Which departure time was most reliable for BOI to ATL?

Among qualifying BOI-to-ATL departure window results, Afternoon had the highest on-time rate: 86.3% of 365 flights. Night was lowest at 71.7% across 180 flights.

Departure windowFlightsOn time30+ minCancelled
Afternoon36586.3%6.0%2.2%
Night18071.7%20.0%0.6%

Which weekday was most reliable for BOI to ATL?

Among qualifying BOI-to-ATL weekday results, Saturday had the highest on-time rate: 89.3% of 56 flights. Friday was lowest at 73.9% across 88 flights.

DayFlightsOn time30+ minCancelled
Monday7784.4%14.3%0.0%
Tuesday7578.7%14.7%1.3%
Wednesday7287.5%8.3%0.0%
Thursday8783.9%8.0%0.0%
Friday8873.9%11.4%3.4%
Saturday5689.3%3.6%1.8%
Sunday9076.7%12.2%4.4%

Which airline was most reliable for BOI to ATL?

Only Delta Air Lines met the BOI-to-ATL airline threshold: 81.5% of 545 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines54581.5%10.6%1.7%

Which month was most reliable for BOI to ATL?

Among qualifying BOI-to-ATL month results, February 2026 had the highest on-time rate: 100.0% of 28 flights. July 2025 was lowest at 61.4% across 57 flights.

MonthFlightsOn time30+ minCancelled
July 20255761.4%26.3%1.8%
August 20254580.0%11.1%2.2%
September 20253989.7%2.6%0.0%
October 20254386.0%7.0%2.3%
November 20254472.7%18.2%2.3%
December 20254285.7%9.5%2.4%
January 20263482.4%8.8%5.9%
February 202628100.0%0.0%0.0%
March 20265273.1%17.3%3.8%
April 20265685.7%3.6%0.0%
May 20265680.4%10.7%0.0%
June 20264993.9%4.1%0.0%

What drove BOI to ATL delay minutes?

Late aircraft was the largest recorded BOI-to-ATL delay category, accounting for 39.7% of 6,515 BTS-attributed delay minutes during July 2025–June 2026.

Airline34.0%
Late aircraft39.7%
National airspace26.0%
Weather0.2%
Security0.0%
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.