DL809Delta Air Lines · SJC → ATL
updated 2h ago
Route confirmed Delta Air Lines

DL809 San JoseSJC · 12:57 AtlantaATL · 20:35

DL809 by Delta Air Lines flies from San Jose (SJC) to Atlanta (ATL).

Right nowNext departure today Operates daily
09:40

scheduled from SJC

⚖ DL809 typically leaves +12 and lands −18. The air wins minutes back.
Typical gate push+12 minmedian posted departure
Typical arrival−18 minmedian over 14 operations
Wins back in air~30 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 14tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+73+146+219 min
11-04
+12 gate · −26 arrival
11-03
+4 gate · −28 arrival
11-02
+219 gate · +197 arrival
11-01
+18 gate · −23 arrival
10-31
+3 gate · −2 arrival
10-30
+16 gate · −18 arrival
10-29
+8 gate · −29 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 −18 min · 0 cancelled · 14 operations tracked

The route today

live boards
SJCSan JoseOn-time likelySJC delay board →
ATLAtlantaOn-time likelyATL delay board →
SJC→ATLevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
26%Chance of 15+ min delay
2.5%Chance of cancellation
+0 minTypical airport delay in this weather

Conditions at SJC and ATL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow at San Jose

Forecast

Thu 5 Nov, local date

High22°Clikely 20°C to 24°C
Low10°Clikely 8°C to 12°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Atlanta

Forecast

Thu 5 Nov, local date

High24°Clikely 22°C to 25°C
Low17°Clikely 15°C to 20°C
  • 30% chance of fog

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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.

Other San Jose to Atlanta flights today

same route · Delta Air Lines
DL654departs 06:30
DL498departs 22:45
DL2904departs 22:50

If DL809 is cancelled, these are the other Delta Air Lines nonstop flights from San Jose to Atlanta on the same day, with scheduled departure times in SJC local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How DL809 actually runs

Pro Flight Search has tracked every published board update for DL809 across the SJC and ATL boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min early. Based on 14 confirmed landings · 13/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how DL809 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
11-04SJC 12:57 13:09 (+12)ATL 20:35 20:09 (−26)
11-03SJC 12:57 13:01 (+4)ATL 20:35 20:07 (−28)
11-02SJC 12:57 16:36 (+219)ATL 20:35 23:52 (+197)
11-01SJC 12:57 13:15 (+18)ATL 20:35 20:12 (−23)
10-31SJC 12:57 13:00 (+3)ATL 20:06 20:04 (−2)
10-30SJC 12:57 13:13 (+16)ATL 20:35 20:17 (−18)
10-29SJC 12:57 13:05 (+8)ATL 20:35 20:06 (−29)
10-28SJC 12:57 13:09 (+12)ATL 20:35 20:09 (−26)
10-27SJC 12:57 12:59 (+2)ATL 20:35 20:07 (−28)
10-26SJC 12:57 13:13 (+16)ATL 20:35 20:22 (−13)
10-25SJC 12:57 13:05 (+8)ATL 20:35 20:16 (−19)
10-24SJC 12:57 12:59 (+2)ATL 20:35 20:21 (−14)
10-23SJC 12:57 13:08 (+11)ATL 20:35 20:21 (−14)
10-22SJC 12:57 13:13 (+16)ATL 20:35 20:28 (−7)

Aircraft

Recent tails: N869DN, N908DN, N816DN, N936DZ.

Board clocks recorded as SJC and ATL published them.

Planning around DL809? 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: DL809 San Jose to Atlanta on-time performance, measured from the SJC and ATL airport boards.

Canonical URL
https://proflightsearch.com/flight/DL809
How we measure this →