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Flight Reliability

DL 1072 · Delta Air Lines

Key West → Atlanta (EYW–ATL)96% of its flights flew this route. The rest (BOS–MIA) are included in these numbers.

96
Nerd Approved
WanderNerd Reliability Score
92%
Arrive within 15 minutes
2 min early
Average arrival delay
0.8%
Cancelled
10 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

DL 1072 arrived on time 100% of the time on Thursdays. On Sundays: 87%.

A bit ahead of the EYW–ATL route.

DL 1072 arrived on time 92% of the time, versus 85% across the EYW–ATL route.

Better than the Delta Air Lines network average.

DL 1072 arrived on time 92% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon89%(52 flights)
  • Tue96%(49 flights)
  • Wed90%(52 flights)
  • Thu100%(52 flights)
  • Fri94%(52 flights)
  • Sat89%(52 flights)
  • Sun87%(52 flights)
On-time trend by month
97%
May

Jun 93% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202594%31
August 202584%31
September 202593%30
October 202597%31
November 202597%29
December 202590%30
January 202694%31
February 202686%28
March 202683%30
April 202697%29
May 202697%31
Departures on time
91%
Diverted
0.3%
Flights flown
361
Months covered
12

Same route, other flights

Keep nerding

Based on 365 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.