DL1818Delta Air Lines · ORD → SEA
live · 3m ago
Route confirmed Delta Air Lines

DL1818 ChicagoORD · 17:30 SeattleSEA · 20:16

DL1818 by Delta Air Lines flies from Chicago (ORD) to Seattle (SEA).

Right nowNext departure today Operates daily
17:30

scheduled from ORD

Typical gate push+4 minmedian posted departure

Where the minutes go

last 3 operations · gate push → arrival
0+30+60+90 min
11-13
+4 gate
11-08
−7 gate
11-06
+4 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
ORDChicagoOn-time likelyORD delay board →
SEASeattleHigh riskSEA delay board →
ORD→SEAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
37%Chance of 15+ min delay
1.8%Chance of cancellation
+9 minTypical airport delay in this weather

Driven mainly by ORD (Chicago), currently flying MVFR (marginal visual). 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 Chicago

Forecast

Sat 14 Nov, local date

High8°Clikely 6°C to 9°C
Low0°Clikely −2°C to 3°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

Sat 14 Nov, local date

High14°Clikely 13°C to 16°C
Low10°Clikely 8°C to 11°C
  • 92% chance of rain

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 Chicago to Seattle flights today

same route · Delta Air Lines
DL2041departs 06:35
DL1564departs 12:50
DL637departs 16:00

If DL1818 is cancelled, these are the other Delta Air Lines nonstop flights from Chicago to Seattle on the same day, with scheduled departure times in ORD 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 DL1818 actually runs

Pro Flight Search has tracked every published board update for DL1818 across the ORD and SEA boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 3 completed legs so far: departed +4 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how DL1818 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
11-13ORD 17:30 17:34 (+4)SEA 20:16
11-08ORD 17:30 17:23 (−7)SEA 20:16
11-06ORD 17:30 17:34 (+4)SEA 20:16

Board clocks recorded as ORD and SEA published them.

Planning around DL1818? 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: DL1818 Chicago to Seattle on-time performance, measured from the ORD and SEA airport boards.

Canonical URL
https://proflightsearch.com/flight/DL1818
How we measure this →