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

Austin, TX (AUS) to Philadelphia, PA (PHL) flight delay odds

Historically, 73.6% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,202 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
73.6%arrived on time
17.7%30+ min late
2.2%cancelled
1,202scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.1%all scheduled flights
120+ minutes late6.4%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+29.7 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 morning34981.7%10.9%2.6%
Late morning16277.2%16.7%1.2%
Afternoon63368.7%21.5%2.1%
Evening5869.0%20.7%3.4%

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
Monday19470.1%16.5%6.2%
Tuesday16283.3%11.1%0.6%
Wednesday15576.8%16.1%1.9%
Thursday19373.1%18.1%0.0%
Friday17873.0%20.8%1.1%
Saturday12082.5%14.2%0.0%
Sunday20062.5%24.5%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
American Airlines1,13973.7%17.6%2.1%
Frontier Airlines5570.9%20.0%3.6%
Republic Airways875.0%25.0%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202512661.9%25.4%6.3%
August 202511772.6%18.8%2.6%
September 202511381.4%17.7%0.0%
October 202512272.1%18.0%0.0%
November 202512171.1%24.0%0.0%
December 20258772.4%13.8%2.3%
January 20266275.8%11.3%8.1%
February 20266876.5%11.8%5.9%
March 20268967.4%24.7%2.2%
April 20267783.1%9.1%1.3%
May 202610778.5%12.1%0.9%
June 202611376.1%16.8%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.

Airline52.4%
Late aircraft37.5%
National airspace6.0%
Weather4.1%
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.