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

Atlanta, GA (ATL) to Sacramento, CA (SMF) flight delay odds

81.3% of 1,009 official scheduled ATL-to-SMF flights arrived on time; 10.3% arrived at least 30 minutes late and 1.3% 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
81.3%arrived on time
10.3%30+ min late
1.3%cancelled
1,009scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.5%all scheduled flights
120+ minutes late1.2%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+2.9 mincompleted flights

Which departure time was most reliable for ATL to SMF?

Among qualifying ATL-to-SMF departure window results, Late morning had the highest on-time rate: 86.5% of 362 flights. Evening was lowest at 78.0% across 591 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning36286.5%5.8%2.2%
Evening59178.0%12.9%0.8%

Which weekday was most reliable for ATL to SMF?

Among qualifying ATL-to-SMF weekday results, Wednesday had the highest on-time rate: 87.2% of 149 flights. Sunday was lowest at 74.5% across 149 flights.

DayFlightsOn time30+ minCancelled
Monday15180.1%11.9%2.6%
Tuesday15482.5%9.7%0.0%
Wednesday14987.2%6.7%0.0%
Thursday14879.7%10.1%0.7%
Friday15082.7%10.7%0.0%
Saturday10882.4%7.4%1.9%
Sunday14974.5%14.8%4.0%

Which airline was most reliable for ATL to SMF?

Only Delta Air Lines met the ATL-to-SMF airline threshold: 81.3% of 1,009 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,00981.3%10.3%1.3%

Which month was most reliable for ATL to SMF?

Among qualifying ATL-to-SMF month results, September 2025 had the highest on-time rate: 89.6% of 77 flights. December 2025 was lowest at 75.0% across 88 flights.

MonthFlightsOn time30+ minCancelled
July 20258877.3%17.0%1.1%
August 20258278.0%14.6%0.0%
September 20257789.6%2.6%0.0%
October 20258585.9%10.6%0.0%
November 20257780.5%13.0%3.9%
December 20258875.0%13.6%2.3%
January 20268688.4%5.8%2.3%
February 20267882.1%5.1%0.0%
March 20268977.5%7.9%4.5%
April 20268682.6%8.1%1.2%
May 20268780.5%10.3%0.0%
June 20268679.1%14.0%0.0%

What drove ATL to SMF delay minutes?

Airline was the largest recorded ATL-to-SMF delay category, accounting for 51.7% of 9,352 BTS-attributed delay minutes during July 2025–June 2026.

Airline51.7%
Late aircraft20.1%
National airspace20.1%
Weather8.1%
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.