DL4125Delta Air Lines · SMF → SEA
live · 28m ago
Route confirmed Delta Air Lines

DL4125 SacramentoSMF · 13:08 SeattleSEA · 15:15

DL4125 by Delta Air Lines flies from Sacramento (SMF) to Seattle (SEA) for the Wed, Nov 11 departure.

Right nowExpected in Seattle · Estimated
15:12

arrival expected at SEA · 3 min early

Typical gate push+28 minmedian posted departure
Wins back in air~31 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 4 operations · gate push → arrival
0+30+60+90 min
11-11
+32 gate · −3 arrival
11-10
+32 gate
11-09
+23 gate
11-08
+16 gate

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
SMFSacramentoOn-time likelySMF delay board →
SEASeattleOn-time likelySEA delay board →
SMF→SEAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
0.7%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at SMF and SEA 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 Sacramento

Forecast

Thu 12 Nov, local date

High21°Clikely 19°C to 24°C
Low7°Clikely 5°C to 9°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 Seattle

Forecast

Thu 12 Nov, local date

High15°Clikely 14°C to 17°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.

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 Sacramento to Seattle flights today

same route · Delta Air Lines
DL4075departs 07:30
DL3881departs 11:20
DL4439departs 11:30
DL4153departs 17:37
DL4043departs 19:59

If DL4125 is cancelled, these are the other Delta Air Lines nonstop flights from Sacramento to Seattle on the same day, with scheduled departure times in SMF 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 DL4125 actually runs

Pro Flight Search has tracked every published board update for DL4125 across the SMF and SEA boards: schedule changes, gate pushes and actual clocks. Usually departs ~9 min early. Based on 4 confirmed departures · 4/4 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how DL4125 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
11-11SMF 13:08 13:40 (+32)SEA 15:15 15:12 (−3)
11-10SMF 13:08 13:40 (+32)SEA 15:15
11-09SMF 13:08 13:31 (+23)SEA 15:15
11-08SMF 13:00 13:16 (+16)SEA 15:11
11-07SMF SEA 15:11

Aircraft

Recent tails: N312SY, N280SY, N299SY.

Board clocks recorded as SMF and SEA published them.

Planning around DL4125? 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: DL4125 Sacramento to Seattle on-time performance, measured from the SMF and SEA airport boards.

Canonical URL
https://proflightsearch.com/flight/DL4125
How we measure this →