DL4539Delta Air Lines · RAP → DTW
live · 1h ago
Route confirmed Delta Air Lines

DL4539 Rapid CityRAP DetroitDTW

DL4539 by Delta Air Lines flies from Rapid City (RAP) to Detroit (DTW).

Right nowNext departure today Operates daily
09:45

scheduled from RAP

The route today

live boards
RAPRapid CityOn-time likelyRAP delay board →
DTWDetroitOn-time likelyDTW delay board →
RAP→DTWevery carrier, schedules and on-time historyRoute intelligence →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How DL4539 actually runs

Pro Flight Search has tracked every published board update for DL4539 across the RAP and DTW boards: schedule changes, gate pushes and actual clocks. Combined risk score: 1.0/100. Based on airport operations, weather, and cached board history at RAP and DTW.

The verdict above is that record speaking, so it reflects how DL4539 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around DL4539? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — DL4539 Rapid City to Detroit on-time performance, measured from the RAP and DTW airport boards.

Canonical URL
https://proflightsearch.com/flight/DL4539
How we measure this →