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

Jackson, WY (JAC) to Chicago, IL (ORD) flight delay odds

Historically, 67.6% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 818 flights.

HISTORICAL ROUTE SIGNALVariable
67.6%arrived on time
21.8%30+ min late
1.6%cancelled
818scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.0%all scheduled flights
120+ minutes late7.5%all scheduled flights
Diverted1.6%did not reach as scheduled
Average arrival+25.1 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 morning14173.8%17.0%3.5%
Afternoon64265.7%23.1%0.9%

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
Monday11464.0%21.9%0.9%
Tuesday11080.0%12.7%0.9%
Wednesday10767.3%25.2%0.9%
Thursday12065.8%20.0%4.2%
Friday11667.2%23.3%0.0%
Saturday12467.7%23.4%1.6%
Sunday12762.2%25.2%2.4%

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
United Airlines42173.6%16.9%2.1%
American Airlines39761.2%27.0%1.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202512259.8%27.0%0.0%
August 202512155.4%29.8%2.5%
September 202511675.9%15.5%0.0%
October 20256377.8%12.7%0.0%
November 20251100.0%0.0%0.0%
December 20253560.0%37.1%2.9%
January 20265466.7%22.2%5.6%
February 20265786.0%8.8%0.0%
March 20267272.2%20.8%1.4%
April 20261353.8%15.4%0.0%
May 20264484.1%9.1%4.5%
June 202612060.8%26.7%2.5%

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.

Airline23.2%
Late aircraft45.9%
National airspace20.3%
Weather10.5%
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.