DL847 Salt Lake CitySLC · 17:40 WashingtonIAD · 23:43
DL847 by Delta Air Lines flies from Salt Lake City (SLC) to Washington (IAD) for the Wed, Sep 23 departure.
en route from SLC to IAD
board checked 117m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 17:44 · typical taxi-out at SLC ≈ 8 min. No receiver coverage over open ocean.
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +7 min · 0 cancelled · 12 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SLC and IAD 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.
How DL847 actually runs
Pro Flight Search has tracked every published board update for DL847 across the SLC and IAD boards: schedule changes, gate pushes and actual clocks. Usually lands ~10 min late. Based on 12 confirmed landings · 7/12 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how DL847 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: N372DA, N381DN, N3745B, N3737C.
Board clocks recorded as SLC and IAD published them.
Planning around DL847? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL847 Salt Lake City to Washington on-time performance, measured from the SLC and IAD airport boards.
https://proflightsearch.com/flight/DL847
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