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Route Reliability

Austin → Baltimore

AUS–BWI · 1,342 miles · Austin–Bergstrom International Airport to Baltimore/Washington International Thurgood Marshall Airport

78
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
7 min
Average arrival delay
1.6%
Cancelled
1,285
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 78% of the time across 1,285 flights. No comparison to make.

What the data says

Morning flights do better here.

AUS–BWI flights departing between 3–6 AM arrived on time 98% of the time, versus 60% between 3–6 PM.

Monday is the weak spot.

AUS–BWI flights arrived on time 85% of the time on Tuesdays. On Mondays: 74%.

Recent months have been rougher.

AUS–BWI flights arrived on time 70% of the time over the last three months in the data, compared with 86% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon74%(186 flights)
  • Tue85%(180 flights)
  • Wed79%(173 flights)
  • Thu75%(184 flights)
  • Fri77%(190 flights)
  • Sat78%(151 flights)
  • Sun76%(196 flights)
On-time by departure window
  • 3–6 AM98%(356 flights)
  • 6–9 AM93%(57 flights)
  • 9 AM–12 PM82%(211 flights)
  • 12–3 PM69%(121 flights)
  • 3–6 PM60%(366 flights)
  • 6–9 PM66%(149 flights)
On-time trend by month
68%
May

Jun 68% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%112
July 202567%115
August 202589%108
September 202588%107
October 202577%120
November 202581%105
December 202580%106
January 202692%86
February 202685%80
March 202668%93
April 202676%111
May 202668%117

Same trip, other airports

Keep nerding

Based on 1,285 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.