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

Memphis, TN (MEM) to Denver, CO (DEN) flight delay odds

77.9% of 1,333 official scheduled MEM-to-DEN flights arrived on time; 13.1% arrived at least 30 minutes late and 0.9% 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
77.9%arrived on time
13.1%30+ min late
0.9%cancelled
1,333scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.2%all scheduled flights
120+ minutes late3.2%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+8.3 mincompleted flights

Which departure time was most reliable for MEM to DEN?

Among qualifying MEM-to-DEN departure window results, Early morning had the highest on-time rate: 87.1% of 535 flights. Evening was lowest at 62.0% across 221 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning53587.1%6.9%0.9%
Late morning15981.8%8.2%1.3%
Afternoon41873.0%17.0%1.2%
Evening22162.0%24.4%0.0%

Which weekday was most reliable for MEM to DEN?

Among qualifying MEM-to-DEN weekday results, Wednesday had the highest on-time rate: 80.3% of 178 flights. Thursday was lowest at 75.5% across 212 flights.

DayFlightsOn time30+ minCancelled
Monday20378.8%12.8%1.0%
Tuesday17879.2%11.2%0.6%
Wednesday17880.3%12.4%0.6%
Thursday21275.5%17.0%0.0%
Friday19077.9%11.6%0.5%
Saturday15777.1%14.0%1.9%
Sunday21576.7%12.6%1.9%

Which airline was most reliable for MEM to DEN?

Among qualifying MEM-to-DEN airline results, United Airlines had the highest on-time rate: 80.1% of 728 flights. Frontier Airlines was lowest at 74.1% across 139 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines72880.1%12.4%1.1%
Southwest Airlines46575.5%12.7%0.6%
Frontier Airlines13974.1%18.7%0.7%
SkyWest Airlines1100.0%0.0%0.0%

Which month was most reliable for MEM to DEN?

Among qualifying MEM-to-DEN month results, November 2025 had the highest on-time rate: 93.1% of 102 flights. June 2026 was lowest at 63.3% across 128 flights.

MonthFlightsOn time30+ minCancelled
July 202510268.6%21.6%0.0%
August 202510371.8%17.5%1.0%
September 202510277.5%13.7%0.0%
October 202510579.0%7.6%0.0%
November 202510293.1%2.9%1.0%
December 202510676.4%13.2%0.0%
January 202610581.0%5.7%7.6%
February 20269786.6%10.3%1.0%
March 202612976.0%17.8%0.0%
April 202612584.0%9.6%0.0%
May 202612979.8%11.6%0.8%
June 202612863.3%23.4%0.0%

What drove MEM to DEN delay minutes?

Late aircraft was the largest recorded MEM-to-DEN delay category, accounting for 31.4% of 19,983 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.8%
Late aircraft31.4%
National airspace31.2%
Weather7.6%
Security0.1%
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.