Chicago (ORD) Delays

#2 U.S. airport by BTS-tracked flight volume · 72.5% on-time departures, 72.7% on-time arrivals over the last 12 months · 2015–2026

355,671Flights
72.5%Departures on-time
22.9 minAvg dep. delay
72.7%Arrivals on-time
24.9 minAvg arr. delay
2.5%Cancelled

Delay causes (last 12 months)

  • Air carrier29.2%
  • Extreme weather9.6%
  • National Aviation System20.4%
  • Security0.1%
  • Late-arriving aircraft40.7%

By year

Chicago (ORD) on-time performance by year
YearFlightsDep on-timeArr on-timeAvg dep delayCancelled
2026148,98173.4%74%21.9 min3%
2025327,02874.8%74.6%20.5 min1.7%
2024280,05277.7%79.3%17.9 min1.4%
2023258,86779.9%80.6%15.2 min1.2%
2022260,57179.9%81.8%15 min2.8%
2021240,95382.2%83.7%13.3 min1.9%
2020189,63990.1%90.4%6.9 min6.2%
2019339,60677.3%77.4%17.4 min3.1%
2018332,95279%79.3%15.1 min2.1%
2017266,46080.6%82.2%14.1 min1.4%
2016244,08277.9%81.2%15.5 min1.6%
2015313,53676.5%79.5%15.4 min2.7%

On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.