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

Chicago, IL (ORD) to Oklahoma City, OK (OKC) flight delay odds

67.0% of 2,594 official scheduled ORD-to-OKC flights arrived on time; 21.4% arrived at least 30 minutes late and 2.9% 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 SIGNALVariable
67.0%arrived on time
21.4%30+ min late
2.9%cancelled
2,594scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.8%all scheduled flights
120+ minutes late6.5%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+17.8 mincompleted flights

Which departure time was most reliable for ORD to OKC?

Among qualifying ORD-to-OKC departure window results, Early morning had the highest on-time rate: 76.6% of 205 flights. Night was lowest at 54.5% across 44 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning20576.6%15.1%0.5%
Late morning50473.2%18.3%1.6%
Afternoon1,11968.6%19.9%2.6%
Evening72258.3%26.6%5.0%
Night4454.5%36.4%4.5%

Which weekday was most reliable for ORD to OKC?

Among qualifying ORD-to-OKC weekday results, Thursday had the highest on-time rate: 72.4% of 384 flights. Sunday was lowest at 60.2% across 387 flights.

DayFlightsOn time30+ minCancelled
Monday38964.8%25.2%4.1%
Tuesday36871.2%18.2%1.6%
Wednesday35368.3%22.7%1.4%
Thursday38472.4%16.7%2.6%
Friday38063.4%22.1%2.9%
Saturday33369.7%17.1%4.5%
Sunday38760.2%26.9%3.4%

Which airline was most reliable for ORD to OKC?

Among qualifying ORD-to-OKC airline results, Republic Airways had the highest on-time rate: 82.5% of 211 flights. SkyWest Airlines was lowest at 65.6% across 2,356 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines2,35665.6%22.1%3.1%
Republic Airways21182.5%13.7%0.9%
Envoy Air2369.6%21.7%4.3%
United Airlines4100.0%0.0%0.0%

Which month was most reliable for ORD to OKC?

Among qualifying ORD-to-OKC month results, September 2025 had the highest on-time rate: 77.3% of 216 flights. December 2025 was lowest at 56.2% across 219 flights.

MonthFlightsOn time30+ minCancelled
July 202522562.7%27.6%0.9%
August 202521571.2%18.1%3.3%
September 202521677.3%14.8%0.9%
October 202523665.3%20.8%0.0%
November 202521865.6%16.1%6.0%
December 202521956.2%33.8%3.2%
January 202618458.2%29.3%4.9%
February 202617172.5%21.6%1.2%
March 202620861.1%26.4%4.8%
April 202623068.7%17.8%5.2%
May 202623576.2%14.0%0.9%
June 202623768.8%18.1%4.2%

What drove ORD to OKC delay minutes?

Airline was the largest recorded ORD-to-OKC delay category, accounting for 37.2% of 64,567 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.2%
Late aircraft22.9%
National airspace17.4%
Weather22.4%
Security0.1%
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.