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WanderNerd

Route Reliability

Oklahoma City → Chicago

OKCORD · 693 miles · Will Rogers International Airport to Chicago O'Hare International Airport

69
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
16 min
Average arrival delay
2.4%
Cancelled
2,585
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines79%1,341 flights
  2. 2.American Airlines70%1,244 flights

What the data says

Morning-you made the right choice.

OKC–ORD flights departing between 6–9 AM arrived on time 80% of the time, versus 64% between 6–9 PM.

Sunday scaries are real for this one.

OKC–ORD flights arrived on time 80% of the time on Thursdays. On Sundays: 65%.

United Airlines runs this route best.

United Airlines arrived on time 79% of the time on this route; American Airlines managed 70%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon75%(376 flights)
  • Tue80%(350 flights)
  • Wed75%(345 flights)
  • Thu80%(374 flights)
  • Fri73%(372 flights)
  • Sat79%(317 flights)
  • Sun65%(377 flights)
On-time by departure window
  • 3–6 AM(5 flights)
  • 6–9 AM80%(691 flights)
  • 9 AM–12 PM79%(566 flights)
  • 12–3 PM77%(629 flights)
  • 3–6 PM64%(399 flights)
  • 6–9 PM64%(221 flights)
On-time trend by month
82%
May

Jun 69% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%227
July 202571%221
August 202572%208
September 202581%215
October 202577%234
November 202573%207
December 202568%212
January 202678%174
February 202682%168
March 202669%198
April 202681%215
May 202682%232

Based on 2,585 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.