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

Dallas/Fort Worth, TX (DFW) to Knoxville, TN (TYS) flight delay odds

Historically, 69.0% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,721 flights.

HISTORICAL ROUTE SIGNALVariable
69.0%arrived on time
19.1%30+ min late
3.5%cancelled
1,721scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.6%all scheduled flights
120+ minutes late5.2%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+14.4 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 morning35783.8%7.8%3.1%
Late morning20882.2%11.5%1.4%
Afternoon62767.1%19.3%4.1%
Evening43953.3%31.2%4.3%
Night9068.9%20.0%2.2%

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
Monday24863.7%23.4%2.4%
Tuesday24678.9%12.6%2.8%
Wednesday23871.4%19.3%0.8%
Thursday24572.2%18.0%2.9%
Friday24669.1%16.7%4.1%
Saturday25163.7%21.9%6.0%
Sunday24764.0%21.5%5.7%

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
American Airlines1,34966.9%19.8%3.9%
PSA Airlines27972.4%20.1%1.8%
Envoy Air8890.9%4.5%1.1%
SkyWest Airlines540.0%20.0%40.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202515759.2%29.3%2.5%
August 202515668.6%19.9%6.4%
September 202515072.7%18.0%2.0%
October 202515472.7%18.8%2.6%
November 202511767.5%17.9%1.7%
December 202512275.4%12.3%0.0%
January 202612457.3%16.9%16.1%
February 202610980.7%11.9%0.9%
March 202614877.7%14.9%1.4%
April 202614975.8%15.4%0.7%
May 202616470.7%18.9%2.4%
June 202617153.8%28.7%5.8%

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.

Airline24.9%
Late aircraft56.4%
National airspace10.3%
Weather8.3%
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.