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WanderNerd

Route Reliability

Austin → Washington

AUSDCA · 1,315 miles · Austin–Bergstrom International Airport to Ronald Reagan Washington National Airport

66
Usually Fine
WanderNerd Reliability Score
66%
Arrive within 15 minutes
14 min
Average arrival delay
1.1%
Cancelled
365
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 66% of the time across 365 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

AUS–DCA flights departing between 12–3 PM arrived on time 68% of the time, versus 43% between 3–6 PM.

Sunday scaries are real for this one.

AUS–DCA flights arrived on time 75% of the time on Saturdays and just 51% on Sundays. That gap is worth planning around.

Recent months have been rougher.

AUS–DCA flights arrived on time 52% of the time over the last three months in the data, compared with 75% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon73%(51 flights)
  • Tue71%(52 flights)
  • Wed69%(51 flights)
  • Thu71%(51 flights)
  • Fri54%(52 flights)
  • Sat75%(51 flights)
  • Sun51%(51 flights)
On-time by departure window
  • 9 AM–12 PM63%(24 flights)
  • 12–3 PM68%(314 flights)
  • 3–6 PM43%(21 flights)
On-time trend by month
48%
May

Jun 60% → May 48% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%30
July 202554%28
August 202573%30
September 202580%30
October 202568%31
November 202577%30
December 202577%31
January 202683%29
February 202664%28
March 202636%31
April 202673%30
May 202648%31

Based on 365 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.