DL3680 SeattleSEA · 08:28 TucsonTUS · 11:49
DL3680 by Delta Air Lines flies from Seattle (SEA) to Tucson (TUS) for the Mon, Sep 14 departure.
estimated arrival at TUS · local time · past this estimate · waiting on the board
board checked 34m ago · checking again in 45s
Board estimate · gate and arrival times.
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −15 min · 0 cancelled · 7 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at SEA and TUS 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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.
How DL3680 actually runs
Pro Flight Search has tracked every published board update for DL3680 across the SEA and TUS boards: schedule changes, gate pushes and actual clocks. Usually lands ~15 min early. Based on 5 confirmed landings · 5/5 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how DL3680 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: N256SY, N240SY, N315SY, N294SY.
Board clocks recorded as SEA and TUS published them.
Planning around DL3680? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL3680 Seattle to Tucson on-time performance, measured from the SEA and TUS airport boards.
https://proflightsearch.com/flight/DL3680
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