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Flight Reliability

DL 2592 · Delta Air Lines

San Antonio → Salt Lake City (SAT–SLC)90% of its flights flew this route. The rest (ATL–RIC, RIC–ATL) are included in these numbers.

98
Nerd Approved
WanderNerd Reliability Score
96%
Arrive within 15 minutes
10 min early
Average arrival delay
1.1%
Cancelled
16 min early
Median arrival delay

Based on 187 historical flights. Data through May 2026.

What the data says

Skip Monday if you can.

DL 2592 arrived on time 100% of the time on Sundays. On Mondays: 92%.

Better than the SAT–SLC route average.

DL 2592 arrived on time 96% of the time, versus 87% across the SAT–SLC route.

Better than the Delta Air Lines network average.

DL 2592 arrived on time 96% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon92%(24 flights)
  • Tue96%(24 flights)
  • Wed96%(24 flights)
  • Thu96%(23 flights)
  • Fri96%(24 flights)
  • Sat96%(24 flights)
  • Sun100%(41 flights)
On-time by departure window
  • 6–9 AM96%(166 flights)
  • 12–3 PM—(9 flights)
  • 3–6 PM—(9 flights)
On-time trend by month
90%
May

Jun 100% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%13
December 2025100%11
January 202693%30
February 202693%28
March 2026100%31
April 2026100%29
May 202690%30
Departures on time
95%
Diverted
0.5%
Flights flown
184
Months covered
9

Same route, other flights

Keep nerding

Based on 187 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.