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Route Reliability

Dallas → San Diego

DAL–SAN · 1,182 miles · Dallas Love Field to San Diego International Airport

79
Usually Fine
WanderNerd Reliability Score
77%
Arrive within 15 minutes
7 min
Average arrival delay
1.1%
Cancelled
1,576
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 77% of the time across 1,576 flights. No comparison to make.

What the data says

Morning flights do better here.

DAL–SAN flights departing between 6–9 AM arrived on time 95% of the time, versus 57% between 9 PM–12 AM.

Thursday is the weak spot.

DAL–SAN flights arrived on time 82% of the time on Mondays. On Thursdays: 71%.

Slipping a little lately.

DAL–SAN flights arrived on time 75% of the time over the last three months in the data, compared with 81% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon82%(243 flights)
  • Tue80%(223 flights)
  • Wed80%(219 flights)
  • Thu71%(237 flights)
  • Fri75%(241 flights)
  • Sat80%(163 flights)
  • Sun72%(224 flights)
On-time by departure window
  • 6–9 AM95%(430 flights)
  • 9 AM–12 PM78%(309 flights)
  • 12–3 PM74%(161 flights)
  • 3–6 PM72%(249 flights)
  • 6–9 PM63%(284 flights)
  • 9 PM–12 AM57%(117 flights)
On-time trend by month
71%
May

Jun 62% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%137
July 202574%140
August 202587%120
September 202582%114
October 202578%138
November 202578%125
December 202574%136
January 202682%119
February 202686%122
March 202682%136
April 202672%130
May 202671%133

Same trip, other airports

Keep nerding

Based on 1,576 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.