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

Marquette, MI (MQT) to Chicago, IL (ORD) flight delay odds

Historically, 68.9% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 743 flights.

HISTORICAL ROUTE SIGNALHigher disruption
68.9%arrived on time
20.3%30+ min late
4.6%cancelled
743scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late15.2%all scheduled flights
120+ minutes late8.3%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+25.0 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
Early morning36470.9%19.8%3.3%
Afternoon16571.5%17.0%5.5%
Evening18560.0%26.5%7.0%

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
Monday10966.1%17.4%6.4%
Tuesday9671.9%20.8%3.1%
Wednesday10873.1%18.5%5.6%
Thursday10768.2%22.4%1.9%
Friday10769.2%20.6%2.8%
Saturday10766.4%19.6%5.6%
Sunday10967.9%22.9%6.4%

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
Envoy Air74368.9%20.3%4.6%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 20256167.2%24.6%0.0%
August 20258577.6%8.2%2.4%
September 20256283.9%12.9%0.0%
October 20256154.1%29.5%0.0%
November 20255967.8%23.7%6.8%
December 20256050.0%28.3%13.3%
January 20263663.9%30.6%2.8%
February 20264564.4%26.7%2.2%
March 20266251.6%27.4%16.1%
April 20267671.1%17.1%6.6%
May 20267685.5%10.5%1.3%
June 20266078.3%18.3%3.3%

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.

Airline18.3%
Late aircraft35.0%
National airspace18.7%
Weather28.0%
Security0.0%
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.