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

Mason City, IA (MCW) to Chicago, IL (ORD) flight delay odds

Historically, 62.8% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 626 flights.

HISTORICAL ROUTE SIGNALHigher disruption
62.8%arrived on time
20.0%30+ min late
7.3%cancelled
626scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.6%all scheduled flights
120+ minutes late6.4%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+24.3 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Late morning26478.8%12.5%4.2%
Afternoon4269.0%16.7%9.5%
Evening32048.8%26.6%9.7%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday10457.7%21.2%9.6%
Tuesday5560.0%20.0%10.9%
Wednesday10371.8%18.4%2.9%
Thursday10163.4%23.8%5.0%
Friday10461.5%19.2%6.7%
Saturday5561.8%16.4%10.9%
Sunday10461.5%19.2%8.7%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines62662.8%20.0%7.3%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 20255360.4%26.4%5.7%
August 20255358.5%30.2%5.7%
September 20255176.5%15.7%0.0%
October 20255459.3%22.2%0.0%
November 20255062.0%18.0%6.0%
December 20255552.7%18.2%25.5%
January 20265360.4%22.6%7.5%
February 20264879.2%14.6%0.0%
March 20265360.4%18.9%13.2%
April 20265267.3%15.4%11.5%
May 20265364.2%18.9%3.8%
June 20265154.9%17.6%7.8%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline24.9%
Late aircraft46.1%
National airspace17.3%
Weather11.4%
Security0.4%
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.