DL4309 West YellowstoneWYS Salt Lake CitySLC · 14:23
DL4309 by Delta Air Lines flies from West Yellowstone (WYS) to Salt Lake City (SLC).
scheduled from WYS
The route today
live boardsWhen it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How DL4309 actually runs
Pro Flight Search has tracked every published board update for DL4309 across the WYS and SLC boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed +13 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL4309 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: N778SK.
Board clocks recorded as WYS and SLC published them.
Planning around DL4309? 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 — DL4309 West Yellowstone to Salt Lake City on-time performance, measured from the WYS and SLC airport boards.
https://proflightsearch.com/flight/DL4309
.