DL4373 New YorkLGA BostonBOS
DL4373 by Delta Air Lines flies from New York (LGA) to Boston (BOS).
scheduled from LGA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at LGA and BOS 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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 Boston flights today
same route · Delta Air LinesIf DL4373 is cancelled, these are the other Delta Air Lines nonstop flights from New York to Boston 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 DL4373 actually runs
Pro Flight Search has tracked every published board update for DL4373 across the LGA and BOS boards: schedule changes, gate pushes and actual clocks. Combined risk score: 1.0/100. Based on airport operations, weather, and cached board history at LGA and BOS.
The verdict above is that record speaking, so it reflects how DL4373 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around DL4373? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL4373 New York to Boston on-time performance, measured from the LGA and BOS airport boards.
https://proflightsearch.com/flight/DL4373
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