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

Austin, TX (AUS) to Baltimore, MD (BWI) flight delay odds

Historically, 75.0% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,286 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
75.0%arrived on time
13.2%30+ min late
1.5%cancelled
1,286scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.0%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+6.5 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 morning44495.3%1.6%1.4%
Late morning21276.4%12.7%1.4%
Afternoon43460.8%19.4%1.8%
Evening19659.2%26.5%1.0%

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
Monday19369.4%16.1%3.1%
Tuesday18485.3%8.7%0.0%
Wednesday17874.7%14.6%1.7%
Thursday18873.9%11.7%0.5%
Friday19275.0%12.0%1.0%
Saturday15276.3%13.2%0.7%
Sunday19971.4%16.1%3.0%

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 Airlines1,28675.0%13.2%1.5%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202511964.7%21.8%2.5%
August 202510986.2%6.4%0.9%
September 202510787.9%2.8%0.0%
October 202512073.3%11.7%0.0%
November 202510581.0%13.3%0.0%
December 202510679.2%11.3%0.0%
January 20269383.9%4.3%7.5%
February 20268380.7%7.2%3.6%
March 20269761.9%20.6%4.1%
April 202611273.2%13.4%0.9%
May 202611965.5%21.8%0.0%
June 202611667.2%19.8%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.

Airline31.7%
Late aircraft50.5%
National airspace15.8%
Weather1.7%
Security0.2%
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.