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

Dallas/Fort Worth, TX (DFW) to Chicago, IL (MDW) flight delay odds

68.5% of 289 official scheduled DFW-to-MDW flights arrived on time; 22.5% arrived at least 30 minutes late and 1.7% 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 SIGNALVariable
68.5%arrived on time
22.5%30+ min late
1.7%cancelled
289scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late17.3%all scheduled flights
120+ minutes late8.0%all scheduled flights
Diverted0.7%did not reach as scheduled
Average arrival+21.5 mincompleted flights

Which departure time was most reliable for DFW to MDW?

Among qualifying DFW-to-MDW departure window results, Afternoon had the highest on-time rate: 72.6% of 62 flights. Evening was lowest at 65.3% across 49 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning11271.4%18.8%2.7%
Afternoon6272.6%19.4%1.6%
Evening4965.3%28.6%0.0%

Which weekday was most reliable for DFW to MDW?

Among qualifying DFW-to-MDW weekday results, Friday had the highest on-time rate: 78.0% of 59 flights. Sunday was lowest at 58.0% across 50 flights.

DayFlightsOn time30+ minCancelled
Monday5768.4%22.8%1.8%
Thursday4776.6%17.0%0.0%
Friday5978.0%15.3%1.7%
Saturday3860.5%31.6%2.6%
Sunday5058.0%28.0%4.0%

Which airline was most reliable for DFW to MDW?

Only Frontier Airlines met the DFW-to-MDW airline threshold: 68.5% of 289 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Frontier Airlines28968.5%22.5%1.7%

Which month was most reliable for DFW to MDW?

Among qualifying DFW-to-MDW month results, February 2026 had the highest on-time rate: 87.5% of 16 flights. March 2026 was lowest at 40.0% across 20 flights.

MonthFlightsOn time30+ minCancelled
July 20253174.2%12.9%0.0%
August 20252572.0%24.0%0.0%
September 20252885.7%10.7%0.0%
October 20253372.7%18.2%0.0%
November 20253259.4%28.1%3.1%
December 20252070.0%15.0%5.0%
February 20261687.5%12.5%0.0%
March 20262040.0%50.0%0.0%
April 20261947.4%36.8%5.3%
May 20262972.4%17.2%3.4%
June 20262365.2%30.4%0.0%

What drove DFW to MDW delay minutes?

Late aircraft was the largest recorded DFW-to-MDW delay category, accounting for 76.2% of 8,294 BTS-attributed delay minutes during July 2025–June 2026.

Airline10.5%
Late aircraft76.2%
National airspace10.3%
Weather3.0%
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.