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

Wilmington, NC (ILM) to Atlanta, GA (ATL) flight delay odds

86.4% of 1,148 official scheduled ILM-to-ATL flights arrived on time; 8.4% arrived at least 30 minutes late and 1.1% 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
86.4%arrived on time
8.4%30+ min late
1.1%cancelled
1,148scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.9%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival-4.3 mincompleted flights

Which departure time was most reliable for ILM to ATL?

Among qualifying ILM-to-ATL departure window results, Early morning had the highest on-time rate: 93.2% of 365 flights. Evening was lowest at 76.6% across 218 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36593.2%3.6%2.2%
Late morning22692.5%4.9%0.4%
Afternoon33981.4%11.8%0.6%
Evening21876.6%14.7%0.9%

Which weekday was most reliable for ILM to ATL?

Among qualifying ILM-to-ATL weekday results, Wednesday had the highest on-time rate: 91.2% of 170 flights. Sunday was lowest at 80.6% across 165 flights.

DayFlightsOn time30+ minCancelled
Monday16688.0%8.4%1.8%
Tuesday17686.4%6.2%1.1%
Wednesday17091.2%4.7%0.0%
Thursday16987.6%8.3%0.6%
Friday16984.6%13.6%0.0%
Saturday13386.5%5.3%1.5%
Sunday16580.6%11.5%3.0%

Which airline was most reliable for ILM to ATL?

Only Delta Air Lines met the ILM-to-ATL airline threshold: 86.4% of 1,148 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,14886.4%8.4%1.1%

Which month was most reliable for ILM to ATL?

Among qualifying ILM-to-ATL month results, September 2025 had the highest on-time rate: 96.5% of 114 flights. July 2025 was lowest at 81.5% across 119 flights.

MonthFlightsOn time30+ minCancelled
July 202511981.5%12.6%1.7%
August 202511883.1%11.0%0.0%
September 202511496.5%2.6%0.0%
October 202511688.8%6.9%0.0%
November 202511084.5%8.2%1.8%
December 20259583.2%14.7%0.0%
January 20265490.7%5.6%3.7%
February 20265581.8%7.3%5.5%
March 20266382.5%7.9%3.2%
April 20267688.2%5.3%1.3%
May 202611283.0%10.7%0.9%
June 202611691.4%5.2%0.0%

What drove ILM to ATL delay minutes?

Airline was the largest recorded ILM-to-ATL delay category, accounting for 58.5% of 10,760 BTS-attributed delay minutes during July 2025–June 2026.

Airline58.5%
Late aircraft27.7%
National airspace7.7%
Weather6.2%
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.