DL446 SeattleSEA · 17:30 AtlantaATL · 01:05
DL446 by Delta Air Lines flies from Seattle (SEA) to Atlanta (ATL).
scheduled from SEA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SEA 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 on this route
ForecastSeattle to Atlanta with Delta Air Lines · Sun 1 Nov, local date
- Chance a departure is cancelled
- 0.3%1.2× usual
- Chance a departure leaves 60+ min late
- 5.9%0.9× usual
Forecast weather: 35% chance of fog at Seattle
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 7 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Seattle to Atlanta flights today
same route · Delta Air LinesIf DL446 is cancelled, these are the other Delta Air Lines nonstop flights from Seattle to Atlanta 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 DL446 actually runs
Pro Flight Search has tracked every published board update for DL446 across the SEA and ATL boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed -7 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL446 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N402DX.
Board clocks recorded as SEA and ATL published them.
Planning around DL446? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search: DL446 Seattle to Atlanta on-time performance, measured from the SEA and ATL airport boards.
https://proflightsearch.com/flight/DL446
.