ON TIMEBOARD

DL 5217 on time

Delta Air Lines 5217: Burlington to New York at 6:00 a.m. (past 12 months)

On time
82%
360 flights · likely 78–86%
Cancelled
5.6%
of scheduled flights
Typical arrival
−13 min
median vs schedule
When late
+125 min
average delay
Similar flights
83%
DL, same route & hour

About 1 in 6 DL 5217 flights from Burlington arrived 15+ minutes late, diverted or cancelled over the past year (18%); 5.6% were cancelled. The typical flight landed 13 minutes early.

DL 5217: BTV → LGA

Scheduled to leave Burlington at 6:00 a.m. local time, operated by Endeavor Air as 9E 5217. Over the past year it arrived on time 82% of the time (360 flights), in line with other DL flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (30 flights)93SepOct 2025: 84% on time (31 flights)84OctNov 2025: 83% on time (30 flights)83NovDec 2025: 75% on time (28 flights)75DecJan 2026: 77% on time (30 flights)77JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 74% on time (31 flights)74MarApr 2026: 77% on time (30 flights)77AprMay 2026: 93% on time (30 flights)93MayJun 2026: 83% on time (30 flights)83JunJul 2026: 84% on time (31 flights)84JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday5370%
Tuesday5281%
Wednesday5082%
Thursday4990%
Friday5288%
Saturday5283%
Sunday5281%

Why it was late

Airline (crew, maintenance, ops) 42%Late inbound plane 34%Air traffic & airport (NAS) 17%Severe weather 8%

All flights BTV → LGA · Connecting off DL 5217? Check the risk

Questions

How often is DL 5217 from BTV to LGA late?

Delta Air Lines 5217 from Burlington, VT to New York, NY arrived 15 or more minutes late, was diverted or was cancelled on 18% of 360 scheduled flights between September 2025 and August 2026. 5.6% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.