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

Philadelphia, PA (PHL) to Dallas, TX (DAL) flight delay odds

Historically, 57.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 324 flights.

HISTORICAL ROUTE SIGNALHigher disruption
57.4%arrived on time
23.5%30+ min late
1.5%cancelled
324scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.8%all scheduled flights
120+ minutes late3.4%all scheduled flights
Diverted0.9%did not reach as scheduled
Average arrival+19.3 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
Afternoon21464.5%15.4%1.9%
Evening10943.1%39.4%0.9%

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
Monday4951.0%24.5%2.0%
Tuesday4566.7%13.3%0.0%
Wednesday4346.5%25.6%0.0%
Thursday4946.9%26.5%4.1%
Friday4971.4%18.4%0.0%
Saturday3964.1%20.5%0.0%
Sunday5056.0%34.0%4.0%

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
Southwest Airlines32457.4%23.5%1.5%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 20253154.8%16.1%3.2%
August 20252777.8%14.8%0.0%
September 20252688.5%0.0%0.0%
October 20253174.2%12.9%0.0%
November 20253056.7%13.3%3.3%
December 20253148.4%29.0%0.0%
January 20261040.0%20.0%10.0%
February 20261866.7%11.1%5.6%
March 20262962.1%27.6%0.0%
April 20263056.7%26.7%0.0%
May 20263135.5%45.2%3.2%
June 20263026.7%53.3%0.0%

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.

Airline28.2%
Late aircraft50.4%
National airspace20.7%
Weather0.7%
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.