Skip to content
WanderNerd

Flight Reliability

DL 2809 · Delta Air Lines

Minneapolis → San Francisco (MSPSFO)89% of its flights flew this route. The rest (SFO–SEA, PHL–SLC) are included in these numbers.

77
Usually Fine
WanderNerd Reliability Score
73%
Arrive within 15 minutes
13 min
Average arrival delay
0.6%
Cancelled
0 min
Median arrival delay

Based on 174 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

DL 2809 departing between 3–6 AM arrived on time 88% of the time, versus 71% between 6–9 PM.

Sunday scaries are real for this one.

DL 2809 arrived on time 92% of the time on Tuesdays and just 56% on Sundays. That gap is worth planning around.

Lagging the Delta Air Lines network.

DL 2809 arrived on time 73% of the time, versus 81% across the Delta Air Lines network.

Trending in the right direction.

DL 2809 arrived on time 83% of the time over the last three months in the data, compared with 61% in the three months before that.

The breakdown

On-time by weekday
  • Mon74%(23 flights)
  • Tue92%(24 flights)
  • Wed79%(24 flights)
  • Thu67%(24 flights)
  • Fri75%(24 flights)
  • Sat69%(29 flights)
  • Sun56%(25 flights)
On-time by departure window
  • 3–6 AM88%(16 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM71%(156 flights)
On-time trend by month
83%
Dec

Jun 57% → Dec 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%23
July 202558%31
August 202568%31
September 202593%30
October 202571%31
December 202583%12
Departures on time
75%
Diverted
0%
Flights flown
173
Months covered
10

Based on 174 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.