DL554 SeattleSEA · 11:35 AtlantaATL · 19:24
DL554 by Delta Air Lines flies from Seattle (SEA) to Atlanta (ATL) for the Wed, Sep 16 departure.
Same number through SEA → MEM → ATL
arrival expected at ATL · on schedule
board checked 55m ago · checking again in 45s
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
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. For this route and airline, 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 →
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 DL554 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 posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL554 actually runs
Pro Flight Search has tracked every published board update for DL554 across the SEA and ATL boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed +67 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL554 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: N586NW, N590NW, N583NW.
Board clocks recorded as SEA and ATL published them.
Planning around DL554? 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 — DL554 Seattle to Atlanta on-time performance, measured from the SEA and ATL airport boards.
https://proflightsearch.com/flight/DL554
.