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Route Reliability

Jacksonville → Baltimore

JAX–BWI · 663 miles · Jacksonville International Airport to Baltimore/Washington International Thurgood Marshall Airport

83
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
6 min
Average arrival delay
1.4%
Cancelled
1,409
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 82% of the time across 1,409 flights. No comparison to make.

What the data says

Morning flights do better here.

JAX–BWI flights departing between 6–9 AM arrived on time 96% of the time, versus 60% between 6–9 PM.

Sunday scaries are real for this one.

JAX–BWI flights arrived on time 85% of the time on Thursdays. On Sundays: 74%.

Slipping a little lately.

JAX–BWI flights arrived on time 77% of the time over the last three months in the data, compared with 83% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon78%(202 flights)
  • Tue84%(191 flights)
  • Wed84%(187 flights)
  • Thu85%(199 flights)
  • Fri82%(208 flights)
  • Sat84%(184 flights)
  • Sun74%(215 flights)
On-time by departure window
  • 3–6 AM—(8 flights)
  • 6–9 AM96%(353 flights)
  • 9 AM–12 PM90%(328 flights)
  • 12–3 PM86%(113 flights)
  • 3–6 PM73%(329 flights)
  • 6–9 PM60%(255 flights)
On-time trend by month
72%
May

Jun 78% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%116
July 202568%117
August 202580%111
September 202593%107
October 202589%120
November 202591%130
December 202581%133
January 202690%98
February 202679%87
March 202682%117
April 202676%123
May 202672%127

Same trip, other airports

Keep nerding

Based on 1,409 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.