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

Atlanta, GA (ATL) to Santa Ana, CA (SNA) flight delay odds

74.1% of 1,047 official scheduled ATL-to-SNA flights arrived on time; 13.0% arrived at least 30 minutes late and 1.0% 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
74.1%arrived on time
13.0%30+ min late
1.0%cancelled
1,047scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.5%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.8%did not reach as scheduled
Average arrival+7.8 mincompleted flights

Which departure time was most reliable for ATL to SNA?

Among qualifying ATL-to-SNA departure window results, Afternoon had the highest on-time rate: 79.8% of 89 flights. Late morning was lowest at 72.5% across 448 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning44872.5%12.3%0.9%
Afternoon8979.8%14.6%0.0%
Evening49474.3%13.4%1.2%

Which weekday was most reliable for ATL to SNA?

Among qualifying ATL-to-SNA weekday results, Tuesday had the highest on-time rate: 80.0% of 130 flights. Thursday was lowest at 69.7% across 165 flights.

DayFlightsOn time30+ minCancelled
Monday16970.4%12.4%1.2%
Tuesday13080.0%11.5%0.0%
Wednesday13179.4%12.2%0.0%
Thursday16569.7%12.7%0.6%
Friday16571.5%13.3%1.2%
Saturday12278.7%13.1%0.8%
Sunday16572.7%15.2%2.4%

Which airline was most reliable for ATL to SNA?

Only Delta Air Lines met the ATL-to-SNA airline threshold: 74.1% of 1,047 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,04774.1%13.0%1.0%

Which month was most reliable for ATL to SNA?

Among qualifying ATL-to-SNA month results, April 2026 had the highest on-time rate: 81.8% of 77 flights. December 2025 was lowest at 68.8% across 80 flights.

MonthFlightsOn time30+ minCancelled
July 202510769.2%18.7%1.9%
August 202510671.7%15.1%0.0%
September 202510370.9%17.5%0.0%
October 20258779.3%11.5%0.0%
November 20257875.6%12.8%0.0%
December 20258068.8%12.5%2.5%
January 20267981.0%5.1%3.8%
February 20267070.0%12.9%0.0%
March 20268080.0%10.0%2.5%
April 20267781.8%13.0%0.0%
May 20269071.1%10.0%0.0%
June 20269073.3%13.3%1.1%

What drove ATL to SNA delay minutes?

Airline was the largest recorded ATL-to-SNA delay category, accounting for 58.4% of 13,203 BTS-attributed delay minutes during July 2025–June 2026.

Airline58.4%
Late aircraft12.8%
National airspace25.6%
Weather2.6%
Security0.6%
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.