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

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

78.1% of 666 official scheduled MDW-to-MEM flights arrived on time; 13.4% arrived at least 30 minutes late and 1.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
78.1%arrived on time
13.4%30+ min late
1.4%cancelled
666scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.9%all scheduled flights
120+ minutes late2.3%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+5.3 mincompleted flights

Which departure time was most reliable for MDW to MEM?

Among qualifying MDW-to-MEM departure window results, Late morning had the highest on-time rate: 88.8% of 125 flights. Night was lowest at 52.4% across 164 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning22388.8%5.8%1.3%
Late morning12588.8%4.8%0.8%
Evening13980.6%10.1%2.2%
Night16452.4%34.1%1.2%

Which weekday was most reliable for MDW to MEM?

Among qualifying MDW-to-MEM weekday results, Wednesday had the highest on-time rate: 86.3% of 95 flights. Monday was lowest at 65.3% across 101 flights.

DayFlightsOn time30+ minCancelled
Monday10165.3%18.8%2.0%
Tuesday9882.7%11.2%0.0%
Wednesday9586.3%9.5%0.0%
Thursday10078.0%14.0%3.0%
Friday10180.2%13.9%0.0%
Saturday6978.3%11.6%2.9%
Sunday10276.5%13.7%2.0%

Which airline was most reliable for MDW to MEM?

Only Southwest Airlines met the MDW-to-MEM airline threshold: 78.1% of 666 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines66678.1%13.4%1.4%

Which month was most reliable for MDW to MEM?

Among qualifying MDW-to-MEM month results, October 2025 had the highest on-time rate: 91.4% of 58 flights. July 2025 was lowest at 56.9% across 58 flights.

MonthFlightsOn time30+ minCancelled
July 20255856.9%25.9%1.7%
August 20255786.0%3.5%1.8%
September 20255683.9%5.4%0.0%
October 20255891.4%5.2%0.0%
November 20255475.9%14.8%3.7%
December 20255879.3%13.8%0.0%
January 20264082.5%5.0%7.5%
February 20264390.7%9.3%0.0%
March 20266065.0%25.0%3.3%
April 20266080.0%11.7%0.0%
May 20266288.7%9.7%0.0%
June 20266061.7%26.7%0.0%

What drove MDW to MEM delay minutes?

Late aircraft was the largest recorded MDW-to-MEM delay category, accounting for 53.9% of 8,209 BTS-attributed delay minutes during July 2025–June 2026.

Airline28.7%
Late aircraft53.9%
National airspace13.8%
Weather1.9%
Security1.7%
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.