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

Memphis, TN (MEM) to Chicago, IL (ORD) flight delay odds

Historically, 73.2% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 2,473 flights.

HISTORICAL ROUTE SIGNALVariable
73.2%arrived on time
15.6%30+ min late
3.2%cancelled
2,473scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.4%all scheduled flights
120+ minutes late4.1%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+11.2 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 morning77382.8%7.4%2.6%
Late morning69179.6%12.2%1.4%
Afternoon60064.3%24.0%2.7%
Evening40857.4%25.0%7.8%

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
Monday36672.4%15.6%4.1%
Tuesday35171.5%17.9%1.7%
Wednesday33776.3%13.4%2.4%
Thursday35277.8%12.5%2.6%
Friday35572.1%18.9%2.0%
Saturday34675.4%15.0%4.3%
Sunday36667.5%16.1%4.9%

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 Airlines83571.0%18.7%2.3%
Envoy Air82174.4%14.6%3.0%
Republic Airways46872.0%15.8%4.7%
United Airlines33280.4%7.5%3.6%
American Airlines1717.6%70.6%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202520872.6%17.8%0.0%
August 202522174.7%15.8%2.3%
September 202518785.0%7.0%0.0%
October 202520182.6%7.5%0.5%
November 202520465.7%20.6%6.4%
December 202520269.3%17.8%2.5%
January 202618557.8%22.2%10.3%
February 202618582.2%10.3%0.5%
March 202619672.4%14.8%5.6%
April 202623972.4%18.0%3.8%
May 202620480.4%11.8%1.0%
June 202624165.6%22.0%5.0%

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.

Airline24.7%
Late aircraft38.1%
National airspace30.2%
Weather7.0%
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.