ON TIMEBOARD

DL 5717 on time

Delta Air Lines 5717: New York to Washington at 5:20 p.m. (past 12 months)

On time
53%
343 flights · likely 48–58%
Cancelled
11.4%
of scheduled flights
Typical arrival
+2 min
median vs schedule
When late
+56 min
average delay
Similar flights
53%
DL, same route & hour

About 1 in 2 DL 5717 flights from New York arrived 15+ minutes late, diverted or cancelled over the past year (47%); 11.4% were cancelled. The typical flight landed 2 minutes late.

DL 5717: LGA → DCA

Scheduled to leave New York at 5:20 p.m. local time, operated by Republic Airways as YX 5717. Over the past year it arrived on time 53% of the time (343 flights), in line with other DL flights on the route at that hour (53%). Last seen in the data Aug 31, 2026.

Month by month

20%60%100%Sep 2025: 83% on time (30 flights)83SepOct 2025: 74% on time (31 flights)74OctNov 2025: 55% on time (29 flights)55NovDec 2025: 64% on time (28 flights)64DecJan 2026: 60% on time (30 flights)60JanFeb 2026: 29% on time (28 flights)29FebMar 2026: 32% on time (31 flights)32MarApr 2026: 57% on time (30 flights)57AprMay 2026: 48% on time (27 flights)48MayJun 2026: 42% on time (26 flights)42JunJul 2026: 44% on time (27 flights)44JulAug 2026: 42% on time (26 flights)42Aug

By day of week

DayFlightsOn time
Monday5347%
Tuesday5262%
Wednesday5048%
Thursday4945%
Friday5254%
Saturday3583%
Sunday5242%

Why it was late

Air traffic & airport (NAS) 51%Airline (crew, maintenance, ops) 28%Late inbound plane 20%

All flights LGA → DCA · Connecting off DL 5717? Check the risk

Questions

How often is DL 5717 from LGA to DCA late?

Delta Air Lines 5717 from New York, NY to Washington, DC arrived 15 or more minutes late, was diverted or was cancelled on 47% of 343 scheduled flights between September 2025 and August 2026. 11.4% 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.