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

Austin, TX (AUS) to Washington, DC (DCA) flight delay odds

64.4% of 365 official scheduled AUS-to-DCA flights arrived on time; 20.3% arrived at least 30 minutes late and 1.1% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
64.4%arrived on time
20.3%30+ min late
1.1%cancelled
365scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.9%all scheduled flights
120+ minutes late2.2%all scheduled flights
Diverted0.5%did not reach as scheduled
Average arrival+14.4 mincompleted flights

Which departure time was most reliable for AUS to DCA?

Only Afternoon met the AUS-to-DCA departure window threshold: 64.4% of 340 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Afternoon34064.4%20.9%1.2%

Which weekday was most reliable for AUS to DCA?

Among qualifying AUS-to-DCA weekday results, Tuesday had the highest on-time rate: 73.6% of 53 flights. Sunday was lowest at 50.0% across 52 flights.

DayFlightsOn time30+ minCancelled
Monday5273.1%11.5%1.9%
Tuesday5373.6%18.9%0.0%
Wednesday5265.4%17.3%0.0%
Thursday5269.2%19.2%1.9%
Friday5250.0%34.6%0.0%
Saturday5269.2%13.5%0.0%
Sunday5250.0%26.9%3.8%

Which airline was most reliable for AUS to DCA?

Only Southwest Airlines met the AUS-to-DCA airline threshold: 64.4% of 365 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines36564.4%20.3%1.1%

Which month was most reliable for AUS to DCA?

Among qualifying AUS-to-DCA month results, September 2025 had the highest on-time rate: 80.0% of 30 flights. March 2026 was lowest at 32.3% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253148.4%29.0%6.5%
August 20253171.0%16.1%0.0%
September 20253080.0%10.0%0.0%
October 20253164.5%16.1%0.0%
November 20253076.7%16.7%0.0%
December 20253174.2%9.7%0.0%
January 20263177.4%9.7%6.5%
February 20262864.3%25.0%0.0%
March 20263132.3%51.6%0.0%
April 20263070.0%13.3%0.0%
May 20263148.4%25.8%0.0%
June 20263066.7%20.0%0.0%

What drove AUS to DCA delay minutes?

National airspace was the largest recorded AUS-to-DCA delay category, accounting for 42.7% of 6,083 BTS-attributed delay minutes during July 2025–June 2026.

Airline21.3%
Late aircraft33.1%
National airspace42.7%
Weather2.7%
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.