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Route Reliability

Rochester → Baltimore

ROC–BWI · 277 miles · Frederick Douglass Greater Rochester International Airport to Baltimore/Washington International Thurgood Marshall Airport

85
Pretty Reliable
WanderNerd Reliability Score
83%
Arrive within 15 minutes
6 min
Average arrival delay
1.4%
Cancelled
1,104
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 83% of the time across 1,104 flights. No comparison to make.

What the data says

Morning-you made the right choice.

ROC–BWI flights departing between 6–9 AM arrived on time 95% of the time, versus 61% between 6–9 PM.

Skip Thursday if you can.

ROC–BWI flights arrived on time 86% of the time on Saturdays. On Thursdays: 78%.

Trending in the right direction.

ROC–BWI flights arrived on time 88% of the time over the last three months in the data, compared with 76% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon84%(150 flights)
  • Tue81%(155 flights)
  • Wed85%(154 flights)
  • Thu78%(155 flights)
  • Fri86%(154 flights)
  • Sat86%(165 flights)
  • Sun83%(154 flights)
On-time by departure window
  • 3–6 AM91%(148 flights)
  • 6–9 AM95%(217 flights)
  • 9 AM–12 PM91%(57 flights)
  • 12–3 PM79%(311 flights)
  • 3–6 PM77%(326 flights)
  • 6–9 PM61%(28 flights)
On-time trend by month
88%
May

Jun 83% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%89
July 202576%89
August 202587%93
September 202591%90
October 202583%93
November 202586%88
December 202569%93
January 202686%91
February 202675%87
March 202680%91
April 202694%90
May 202688%93

Same trip, other airports

Keep nerding

Based on 1,104 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.