DL5619 BostonBOS · 16:15 MilwaukeeMKE · 18:12
DL5619 by Delta Air Lines flies from Boston (BOS) to Milwaukee (MKE) for the Tue, Sep 8 departure.
departs BOS · on schedule
board checked 36m ago · checking again in 45s
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS and MKE 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 Boston to Milwaukee flights today
same route · Delta Air LinesIf DL5619 is cancelled, this is the other Delta Air Lines nonstop flight from Boston to Milwaukee on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL5619 actually runs
Pro Flight Search has tracked every published board update for DL5619 across the BOS and MKE boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: left right on schedule but landed about 11 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL5619 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: N241JQ, N226JQ, N239JQ.
Board clocks recorded as BOS and MKE published them.
Planning around DL5619? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL5619 Boston to Milwaukee on-time performance, measured from the BOS and MKE airport boards.
https://proflightsearch.com/flight/DL5619
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