DL9891Delta Air Lines · SEA → PVG
live · 18m ago
Route confirmed Delta Air Lines

DL9891 SeattleSEA ShanghaiPVG

DL9891 by Delta Air Lines flies from Seattle (SEA) to Shanghai (PVG).

Right nowNext departure today Operates daily
17:30

scheduled from SEA

The route today

live boards
SEASeattleOn-time likelySEA delay board →
PVGShanghaiOn-time likelyPVG delay board →
SEA→PVGevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
29%Chance of 15+ min delay
1.1%Chance of cancellation
+1 minTypical airport delay in this weather

Conditions at SEA and PVG 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 Seattle

Forecast

Tue 3 Nov, local date

High14°Clikely 12°C to 16°C
Low7°Clikely 6°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 Shanghai

Forecast

Wed 4 Nov, local date

High21°Clikely 19°C to 23°C
Low17°Clikely 15°C to 19°C
  • 97% 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 Seattle to Shanghai flights today

same route · Delta Air Lines
DL281departs 15:40

If DL9891 is cancelled, this is the other Delta Air Lines nonstop flight from Seattle to Shanghai on the same day, with scheduled departure times in SEA 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 DL9891 actually runs

Pro Flight Search has tracked every published board update for DL9891 across the SEA and PVG boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SEA and PVG.

The verdict above is that record speaking, so it reflects how DL9891 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around DL9891? 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: DL9891 Seattle to Shanghai on-time performance, measured from the SEA and PVG airport boards.

Canonical URL
https://proflightsearch.com/flight/DL9891
How we measure this →