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Route Reliability

Dayton → Chicago

DAY–ORD · 240 miles · Dayton International Airport to Chicago O'Hare International Airport

64
A Little Dicey
WanderNerd Reliability Score
74%
Arrive within 15 minutes
17 min
Average arrival delay
3.4%
Cancelled
3,182
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.United Airlines75%1,881 flights
  2. 2.American Airlines72%1,301 flights

What the data says

Morning flights do better here.

DAY–ORD flights departing between 3–6 AM arrived on time 88% of the time, versus 40% between 9 PM–12 AM.

Saturday comes out ahead.

A small edge: 77% on time on Saturdays against 70% on Thursdays.

Not much between United Airlines and American Airlines.

On this route they all land within 72% to 75% on time. Pick on schedule and price.

Keep a backup plan handy.

This route was cancelled 3.4% of the time. Typical for U.S. flights is around 1–2%.

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
  • Mon72%(443 flights)
  • Tue77%(437 flights)
  • Wed72%(443 flights)
  • Thu70%(441 flights)
  • Fri76%(442 flights)
  • Sat77%(407 flights)
  • Sun74%(453 flights)
On-time by departure window
  • 3–6 AM88%(17 flights)
  • 6–9 AM86%(867 flights)
  • 9 AM–12 PM78%(625 flights)
  • 12–3 PM71%(731 flights)
  • 3–6 PM58%(593 flights)
  • 6–9 PM63%(218 flights)
  • 9 PM–12 AM40%(15 flights)
On-time trend by month
72%
May

Jun 75% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%237
July 202569%227
August 202575%232
September 202583%273
October 202586%277
November 202570%263
December 202565%254
January 202669%221
February 202675%233
March 202670%252
April 202675%299
May 202672%298

Keep nerding

Based on 3,182 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.