Skip to content
WanderNerd

Flight Reliability

DL 5383 · Delta Air Lines

BMI → Atlanta (BMIATL)88% of its flights flew this route. The rest (ATL–CAE, CAE–ATL) are included in these numbers.

81
Pretty Reliable
WanderNerd Reliability Score
87%
Arrive within 15 minutes
5 min
Average arrival delay
2.1%
Cancelled
17 min early
Median arrival delay

Based on 194 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

DL 5383 departing between 6–9 AM arrived on time 91% of the time, versus 62% between 12–3 PM.

Saturdays have been rough.

DL 5383 arrived on time 100% of the time on Tuesdays and just 78% on Saturdays. That gap is worth planning around.

A bit ahead of the BMI–ATL route.

DL 5383 arrived on time 87% of the time, versus 83% across the BMI–ATL route.

A bit ahead of the Delta Air Lines network.

DL 5383 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon87%(23 flights)
  • Tue100%(22 flights)
  • Wed96%(24 flights)
  • Thu92%(26 flights)
  • Fri85%(26 flights)
  • Sat78%(40 flights)
  • Sun81%(26 flights)
On-time by departure window
  • 6–9 AM91%(163 flights)
  • 9 AM–12 PM(2 flights)
  • 12–3 PM62%(21 flights)
  • 3–6 PM(1 flights)
On-time trend by month
97%
May

Jun 60% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%15
December 2025100%12
January 202683%29
February 202682%27
March 202690%29
April 2026100%28
May 202697%31
Departures on time
90%
Diverted
1.5%
Flights flown
187
Months covered
10

Based on 194 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.