Is DL4312 delayed?
No delay reported yet — DL4312 is scheduled to leave Salt Lake City at 15:44 on Sep 29 and reach Butte at 16:35 (as of Sep 29, 20:36 UTC).
Usually on time: arrived within 15 min of schedule on 27 of the last 33 flights.
Each route and date is shown separately. Confirm that both airports match your booking.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Salt Lake City
SLC
Scheduled
Sep 29
Arrival
Butte
BTM
Scheduled
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Denver)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Butte
BTM
Scheduled
Sep 29
Arrival
Salt Lake City
SLC
Scheduled
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Denver)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 6 min early
Butte → Salt Lake City
- 15 min early
Butte → Salt Lake City
- 8 min early
Butte → Salt Lake City
- On schedule (2 min behind)
Butte → Salt Lake City
- 6 min early
Salt Lake City → Butte
Is DL4312 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Salt Lake City (SLC) departures
- Left more than 15 min late
- 18 of 134
- Cancelled today
- 0
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 28, 2026Arrived | Butte | Salt Lake City | -6 | |
| Sep 27, 2026Arrived | Butte | Salt Lake City | -15 | |
| Sep 26, 2026Arrived | Butte | Salt Lake City | -8 | |
| Sep 25, 2026Arrived | Butte | Salt Lake City | 2 | |
| Sep 25, 2026Arrived | Salt Lake City | Butte | -6 | |
| Sep 24, 2026Arrived | Butte | Salt Lake City | -14 | |
| Sep 23, 2026Arrived | Butte | Salt Lake City | -5 | |
| Sep 22, 2026Arrived | Butte | Salt Lake City | -11 | |
| Sep 21, 2026Arrived | Butte | Salt Lake City | 4 | |
| Sep 20, 2026Arrived | Salt Lake City | Butte | 32 | |
| Sep 20, 2026Arrived | Butte | Salt Lake City | 250 | |
| Sep 19, 2026Arrived | Butte | Salt Lake City | -18 | |
| Sep 18, 2026Arrived | Butte | Salt Lake City | 21 | |
| Sep 18, 2026Arrived | Salt Lake City | Butte | 61 | |
| Sep 17, 2026Arrived | Butte | Salt Lake City | -4 | |
| Sep 16, 2026Arrived | Butte | Salt Lake City | -12 | |
| Sep 16, 2026Arrived | Salt Lake City | Butte | -5 | |
| Sep 15, 2026Arrived | Butte | Salt Lake City | -2 | |
| Sep 14, 2026Arrived | Butte | Salt Lake City | -6 | |
| Sep 13, 2026Arrived | Butte | Salt Lake City | -1 | |
| Sep 12, 2026Arrived | Salt Lake City | Butte | 11 | |
| Sep 10, 2026Arrived | Butte | Salt Lake City | -7 | |
| Sep 8, 2026Arrived | Butte | Salt Lake City | -10 | |
| Sep 8, 2026Arrived | Salt Lake City | Butte | 6 | |
| Sep 7, 2026Arrived | Butte | Salt Lake City | 67 | |
| Sep 7, 2026Arrived | Salt Lake City | Butte | 124 | |
| Sep 6, 2026Arrived | Butte | Salt Lake City | -7 | |
| Sep 6, 2026Arrived | Salt Lake City | Butte | -7 | |
| Sep 5, 2026Arrived | Butte | Salt Lake City | -21 | |
| Sep 5, 2026Arrived | Salt Lake City | Butte | -27 | |
| Sep 4, 2026Arrived | Butte | Salt Lake City | -6 | |
| Sep 4, 2026Arrived | Salt Lake City | Butte | 1 | |
| Sep 1, 2026Arrived | Salt Lake City | Butte | -3 |
Email me if DL4312 runs late
We email you if your next DL4312 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.