Is DL3856 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (UTC)
16 min late
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Buffalo
BUF
Actual
Sep 14
Arrival
Detroit
DTW
Scheduled
Sep 13
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Service date: · Scheduled departure date (America/Detroit)
2 min early
Official source · Updated
Departure
Detroit
DTW
Actual
Sep 13
Arrival
Buffalo
BUF
Actual
Sep 13
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 17 min late
BUF → DTW
- 15 min late
DTW → BUF
- 32 min late
BUF → DTW
- 4 min early
BUF → DTW
- 8 min late
DTW → BUF
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 15
- Arrivals over 15 minutes late
- 5
- Observed cancellations
- 0
- Observed occurrences
- 21
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Buffalo | Detroit | 17 | |
| Sep 16, 2026Arrived | Detroit | Buffalo | 15 | |
| Sep 15, 2026Arrived | Buffalo | Detroit | 32 | |
| Sep 14, 2026Arrived | Buffalo | Detroit | -4 | |
| Sep 14, 2026Arrived | Detroit | Buffalo | 8 | |
| Sep 13, 2026Arrived | Detroit | Buffalo | -2 | |
| Sep 7, 2026Arrived | Salt Lake City | Santa Ana | -12 | |
| Sep 5, 2026Arrived | Santa Ana | Salt Lake City | -27 | |
| Sep 4, 2026Arrived | Salt Lake City | Santa Ana | 0 | |
| Sep 2, 2026Arrived | Salt Lake City | Santa Ana | -15 | |
| Aug 31, 2026Arrived | Salt Lake City | Santa Ana | 20 | |
| Aug 27, 2026Arrived | Salt Lake City | Santa Ana | -19 | |
| Aug 26, 2026Arrived | Salt Lake City | Santa Ana | -14 | |
| Aug 25, 2026Arrived | Salt Lake City | Santa Ana | -22 | |
| Aug 21, 2026Arrived | Salt Lake City | Santa Ana | 21 |