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Flight Reliability

DL 1394 · Delta Air Lines

West Palm Beach → Atlanta (PBI–ATL)86% of its flights flew this route. The rest (ATL–PBI) are included in these numbers.

95
Nerd Approved
WanderNerd Reliability Score
91%
Arrive within 15 minutes
2 min early
Average arrival delay
1.0%
Cancelled
9 min early
Median arrival delay

Based on 415 historical flights. Data through May 2026.

What the data says

Mondays have been rough.

DL 1394 arrived on time 97% of the time on Saturdays and just 81% on Mondays. That gap is worth planning around.

Better than the PBI–ATL route average.

DL 1394 arrived on time 91% of the time, versus 82% across the PBI–ATL route.

Better than the Delta Air Lines network average.

DL 1394 arrived on time 91% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon81%(58 flights)
  • Tue88%(58 flights)
  • Wed93%(59 flights)
  • Thu93%(60 flights)
  • Fri93%(57 flights)
  • Sat97%(59 flights)
  • Sun93%(60 flights)
On-time by departure window
  • 6–9 AM93%(58 flights)
  • 9 AM–12 PM91%(353 flights)
On-time trend by month
94%
May

Jun 82% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%27
July 202596%26
August 202597%30
September 202594%50
October 202595%60
November 202592%37
December 202593%30
January 202694%31
February 202682%28
March 202681%31
April 202690%30
May 202694%31
Departures on time
91%
Diverted
0%
Flights flown
411
Months covered
12

Same route, other flights

Keep nerding

Based on 415 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.