DL820Delta Air Lines · SLC → DCA
live · 3m ago
Route confirmed Delta Air Lines

DL820 Salt Lake CitySLC · 10:40 WashingtonDCA · 16:49

DL820 by Delta Air Lines flies from Salt Lake City (SLC) to Washington (DCA) for the Sat, Oct 17 departure.

Right nowLanded in Washington · position data
16:42

arrived at DCA · 6 min early

⚖ DL820 typically leaves +14 and lands −15. The air wins minutes back.
Typical gate push+14 minmedian posted departure
Typical arrival−15 minmedian over 11 operations
Wins back in air~29 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 11tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-17
+13 gate · −1 arrival
10-16
+15 gate · −14 arrival
10-15
+16 gate · +14 arrival
10-14
+35 gate · −10 arrival
10-13
+44 gate · +9 arrival
10-12
+19 gate · −25 arrival
10-11
+14 gate · −25 arrival

The 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 operation

median arrival −15 min · 0 cancelled · 11 operations tracked

The route today

live boards
SLCSalt Lake CityOn-time likelySLC delay board →
DCAWashingtonOn-time likelyDCA delay board →
SLC→DCAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
37%Chance of 15+ min delay
3.0%Chance of cancellation
+8 minAvg hub delay right now

Conditions at SLC and DCA 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How DL820 actually runs

Pro Flight Search has tracked every published board update for DL820 across the SLC and DCA boards: schedule changes, gate pushes and actual clocks. Usually lands ~11 min early. Based on 10 confirmed landings · 9/10 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 DL820 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-17SLC 10:40 10:53 (+13)DCA 16:49 16:48 (−1)
10-16SLC 10:40 10:55 (+15)DCA 16:49 16:35 (−14)
10-15SLC 10:40 10:56 (+16)DCA 16:09 16:23 (+14)
10-14SLC 10:40 11:15 (+35)DCA 16:49 16:39 (−10)
10-13SLC 10:40 11:24 (+44)DCA 16:49 16:58 (+9)
10-12SLC 10:40 10:59 (+19)DCA 16:49 16:24 (−25)
10-11SLC 10:40 10:54 (+14)DCA 16:49 16:24 (−25)
10-10SLC 10:40 10:52 (+12)DCA 16:49 16:34 (−15)
10-09SLC 10:40 10:48 (+8)DCA 16:49 16:29 (−20)
10-08SLC 10:40 10:54 (+14)DCA 16:49 16:30 (−19)
10-07SLC 10:40 10:50 (+10)DCA 16:49 16:22 (−27)

Aircraft

Recent tails: N605DN, N587DT, N575DN, N577DN.

Board clocks recorded as SLC and DCA published them.

Planning around DL820? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — DL820 Salt Lake City to Washington on-time performance, measured from the SLC and DCA airport boards.

Canonical URL
https://proflightsearch.com/flight/DL820
How we measure this →