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Route Reliability

Chicago → ATW

ORD–ATW · 160 miles · Chicago O'Hare International Airport to ATW Airport

55
A Little Dicey
WanderNerd Reliability Score
69%
Arrive within 15 minutes
22 min
Average arrival delay
3.7%
Cancelled
3,483
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.American Airlines75%1,201 flights
  2. 2.United Airlines66%2,282 flights

What the data says

Morning flights do better here.

ORD–ATW flights departing between 6–9 AM arrived on time 83% of the time, versus 61% between 6–9 PM.

Sunday scaries are real for this one.

ORD–ATW flights arrived on time 73% of the time on Saturdays. On Sundays: 66%.

American Airlines runs this route best.

American Airlines arrived on time 75% of the time on this route; United Airlines managed 66%.

Keep a backup plan handy.

This route was cancelled 3.7% 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
  • Mon67%(481 flights)
  • Tue73%(464 flights)
  • Wed69%(479 flights)
  • Thu71%(486 flights)
  • Fri66%(493 flights)
  • Sat73%(454 flights)
  • Sun66%(487 flights)
On-time by departure window
  • 12–3 AM—(2 flights)
  • 6–9 AM83%(340 flights)
  • 9 AM–12 PM72%(531 flights)
  • 12–3 PM71%(741 flights)
  • 3–6 PM63%(776 flights)
  • 6–9 PM61%(627 flights)
  • 9 PM–12 AM73%(327 flights)
On-time trend by month
77%
May

Jun 68% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%263
July 202562%268
August 202575%249
September 202585%262
October 202577%277
November 202569%261
December 202551%257
January 202662%260
February 202669%273
March 202667%286
April 202664%332
May 202677%356

Keep nerding

Based on 3,483 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.