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Route Reliability

SGF → Chicago

SGF–ORD · 438 miles · SGF Airport to Chicago O'Hare International Airport

59
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
21 min
Average arrival delay
2.8%
Cancelled
2,523
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.American Airlines72%1,265 flights
  2. 2.United Airlines68%1,258 flights

What the data says

Morning flights do better here.

SGF–ORD flights departing between 3–6 AM arrived on time 90% of the time, versus 54% between 6–9 PM.

Sunday scaries are real for this one.

SGF–ORD flights arrived on time 76% of the time on Tuesdays. On Sundays: 63%.

American Airlines has a slight edge here.

American Airlines arrived on time 72% of the time on this route; United Airlines managed 68%.

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
  • Mon67%(368 flights)
  • Tue76%(313 flights)
  • Wed69%(345 flights)
  • Thu71%(367 flights)
  • Fri70%(376 flights)
  • Sat75%(303 flights)
  • Sun63%(368 flights)
On-time by departure window
  • 3–6 AM90%(79 flights)
  • 6–9 AM82%(628 flights)
  • 9 AM–12 PM71%(629 flights)
  • 12–3 PM65%(152 flights)
  • 3–6 PM65%(556 flights)
  • 6–9 PM54%(396 flights)
On-time trend by month
72%
May

Jun 72% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%217
July 202565%221
August 202576%224
September 202581%223
October 202567%236
November 202568%198
December 202556%184
January 202671%143
February 202679%143
March 202662%180
April 202670%232
May 202672%239

Keep nerding

Based on 2,523 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.