No delays reported for DL 3229 (DTW → SLC) as of 6:51 PM ET. It arrived on time 87.5% of the time in June-August 2026. When it was late, the average delay was 36 minutes. None were cancelled. Right now there are no reported delays at DTW, SLC.
May not fly today
Next leg DTW → SLC, scheduled 7:00 AM local time. No delays at DTW right now, and it usually runs on time. This flight number flew about 4 days a week in June-August 2026, so it may not operate today.
Cancellation risk: Low 0% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check Delta for official times.
What to do now
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| DTW → SLC Detroit, MI to Salt Lake City, UT | 7:00 AM → 8:54 AM | 88% |
Local times. Schedules change; check your booking.
How reliable is DL 3229?
| Arrived on time (within 15 min) | 87.5% |
| Average delay when late | 36 min |
| Cancelled | 0% |
| Diverted | 0% |
| Flights tracked | 48 |
Best and worst days to fly DL 3229
DL 3229 was most reliable on Mondays (100% on time) and least reliable on Thursdays (75%).
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
| Friday | |
| Saturday | |
| Sunday | Too few flights |
Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by Delta to the Department of Transportation.
Other flights DTW → SLC
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the Delta app.
Delta delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is DL 3229 delayed today?
Right now there are no reported delays at DTW, SLC. Checked 6:51 PM ET. For this flight's gate and exact status, check the Delta app.
Is DL 3229 usually on time?
DL 3229 arrived within 15 minutes of schedule 87.5% of the time in June-August 2026, with an average delay of 36 minutes when late.
How often is DL 3229 cancelled?
0% of DL 3229 flights were cancelled in June-August 2026.