DL4179 Las VegasLAS · 17:59 Santa AnaSNA · 19:16
DL4179 by Delta Air Lines flies from Las Vegas (LAS) to Santa Ana (SNA) for the Sat, Sep 19 departure.
departs LAS · on schedule
board checked 13m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAS and SNA 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 Las Vegas to Santa Ana flights today
same route · Delta Air LinesIf DL4179 is cancelled, these are the other Delta Air Lines nonstop flights from Las Vegas to Santa Ana on the same day, with scheduled departure times in LAS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL4179 actually runs
Pro Flight Search has tracked every published board update for DL4179 across the LAS and SNA boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: left right on schedule but landed about 20 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL4179 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: N304SY.
Board clocks recorded as LAS and SNA published them.
Planning around DL4179? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL4179 Las Vegas to Santa Ana on-time performance, measured from the LAS and SNA airport boards.
https://proflightsearch.com/flight/DL4179
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