DL4620 WashingtonIAD MinneapolisMSP
DL4620 by Delta Air Lines flies from Washington (IAD) to Minneapolis (MSP).
scheduled from IAD
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at IAD and MSP 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 Washington to Minneapolis flights today
same route · Delta Air LinesIf DL4620 is cancelled, these are the other Delta Air Lines nonstop flights from Washington to Minneapolis on the same day, with scheduled departure times in IAD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL4620 actually runs
Pro Flight Search has tracked every published board update for DL4620 across the IAD and MSP boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at IAD and MSP.
The verdict above is that record speaking, so it reflects how DL4620 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around DL4620? 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 — DL4620 Washington to Minneapolis on-time performance, measured from the IAD and MSP airport boards.
https://proflightsearch.com/flight/DL4620
.