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Flight Reliability

DL 3088 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3088 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

81%
Arrive within 15 minutes
3 min
Average arrival delay
3.0%
Cancelled
12 min early
Median arrival delay

Based on 562 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(88 flights)
  • Tue77%(86 flights)
  • Wed89%(87 flights)
  • Thu80%(86 flights)
  • Fri81%(83 flights)
  • Sat87%(30 flights)
  • Sun75%(84 flights)
On-time by departure window
  • 12–3 PM—(8 flights)
  • 3–6 PM78%(273 flights)
  • 6–9 PM84%(263 flights)
On-time trend by month
78%
May

Jun 60% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%47
July 202565%46
August 202587%39
September 202592%36
October 202587%46
November 202588%34
December 202581%32
January 202683%46
February 202694%52
March 202686%58
April 202676%58
May 202678%50
Departures on time
77%
Diverted
0.2%
Flights flown
544
Months covered
12

Keep nerding

Based on 562 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.