DL5421 New YorkLGA · 19:40 SyracuseSYR · 21:01
DL5421 by Delta Air Lines flies from New York (LGA) to Syracuse (SYR).
scheduled from LGA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LGA and SYR are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other New York to Syracuse flights today
same route · Delta Air LinesIf DL5421 is cancelled, these are the other Delta Air Lines nonstop flights from New York to Syracuse on the same day, with scheduled departure times in LGA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL5421 actually runs
Pro Flight Search has tracked every published board update for DL5421 across the LGA and SYR boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: left about 5 min early but landed about 18 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL5421 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N316PQ, N695CA.
Board clocks recorded as LGA and SYR published them.
Planning around DL5421? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — DL5421 New York to Syracuse on-time performance, measured from the LGA and SYR airport boards.
https://proflightsearch.com/flight/DL5421
.