DL2521 MinneapolisMSP · 16:54 Raleigh/DurhamRDU · 14:08
DL2521 by Delta Air Lines flies from Minneapolis (MSP) to Raleigh/Durham (RDU) for the Tue, Sep 8 departure.
arrived at RDU · 22 min late
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
Early read, sample still buildingConditions at MSP and RDU 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 Minneapolis to Raleigh/Durham flights today
same route · Delta Air LinesIf DL2521 is cancelled, these are the other Delta Air Lines nonstop flights from Minneapolis to Raleigh/Durham on the same day, with scheduled departure times in MSP local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL2521 actually runs
Pro Flight Search has tracked every published board update for DL2521 across the MSP and RDU boards: schedule changes, gate pushes and actual clocks. Usually lands ~8 min late. Based on 4 confirmed landings · 3/4 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how DL2521 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: N137DU, N145DQ, N144DU.
Board clocks recorded as MSP and RDU published them.
Planning around DL2521? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL2521 Minneapolis to Raleigh/Durham on-time performance, measured from the MSP and RDU airport boards.
https://proflightsearch.com/flight/DL2521
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