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Flight Reliability

DL 3198 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3198 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

88%
Arrive within 15 minutes
4 min
Average arrival delay
1.6%
Cancelled
11 min early
Median arrival delay

Based on 507 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(72 flights)
  • Tue87%(70 flights)
  • Wed99%(74 flights)
  • Thu85%(74 flights)
  • Fri87%(71 flights)
  • Sat85%(68 flights)
  • Sun86%(70 flights)
On-time by departure window
  • 3–6 AM82%(131 flights)
  • 6–9 AM89%(63 flights)
  • 9 AM–12 PM92%(245 flights)
  • 12–3 PM87%(60 flights)
On-time trend by month
86%
May

Jun 92% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%36
July 202584%31
August 202597%31
September 202590%30
October 202581%31
November 202580%30
December 202564%22
January 202681%52
February 202693%54
March 2026100%60
April 202695%60
May 202686%62
Departures on time
91%
Diverted
0%
Flights flown
499
Months covered
12

Keep nerding

Based on 507 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.