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

Aspen, CO (ASE) to Dallas/Fort Worth, TX (DFW) flight delay odds

Historically, 59.5% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,185 flights.

HISTORICAL ROUTE SIGNALHigher disruption
59.5%arrived on time
24.3%30+ min late
8.2%cancelled
1,185scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late16.2%all scheduled flights
120+ minutes late8.7%all scheduled flights
Diverted0.8%did not reach as scheduled
Average arrival+29.5 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 morning22074.5%14.1%5.9%
Late morning27063.3%20.7%7.4%
Afternoon69553.2%28.9%9.2%

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
Monday16960.9%24.9%5.9%
Tuesday16566.1%21.8%5.5%
Wednesday16173.9%10.6%6.8%
Thursday16866.1%23.8%3.0%
Friday17154.4%26.9%11.1%
Saturday17944.7%34.1%11.7%
Sunday17252.3%26.7%12.8%

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 Airlines1,18559.5%24.3%8.2%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202512354.5%26.8%9.8%
August 202512454.0%31.5%4.8%
September 20258870.5%22.7%2.3%
October 20256663.6%18.2%0.0%
November 20255979.7%11.9%3.4%
December 202511461.4%31.6%2.6%
January 202616049.4%31.9%11.2%
February 202614256.3%23.9%14.1%
March 202615954.7%20.1%13.8%
April 20264766.0%17.0%4.3%
May 20261788.2%5.9%0.0%
June 20268667.4%17.4%11.6%

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.

Airline27.1%
Late aircraft15.4%
National airspace10.2%
Weather46.8%
Security0.5%
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.