San Diego (SAN) to Detroit (DTW) flights
Delta Air Lines flies nonstop from San Diego International Airport to Detroit Metropolitan Wayne County Airport, with about 25 flights a week in July 2026. The 1,956-mile flight takes about 4h 21m gate to gate.
- Distance
- 1,956 mi · 3,148 km
- Flight time
- 4h 21m
- Airlines
- 1
- Seats filled
- 78%
Airlines flying SAN to DTW
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 25 | Airbus A321, Boeing 757-200, Boeing 737-900ER | 184,986 | 4h 21m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A320-100/200, Airbus A320neo, Airbus A321 | 4,084 | 4h 25m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SAN to DTW flight schedule
4 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 6:15am and the last at 10:17pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| DL 754Delta Air Lines | 6:15am | 1:49pm | 31 | 89% |
| DL 492Delta Air Lines | 11:30am | 7:09pm | 31 | 81% |
| DL 2172Delta Air Lines | 2:40pm | 10:15pm | 25 | 83% |
| DL 764Delta Air Lines | 10:17pm | 5:45am | 23 | 89% |
Is SAN to DTW on time?
From September 2025 to August 2026, 86% of 1,269 flights arrived within 15 minutes of schedule and 0.9% were cancelled. Flights leaving around 7am were the most punctual (92%), those around 11am the least (81%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,250 | 86% | 8 min | 0.8% |
| Spirit Airlines | 19 | 72% | 20 min | 5.3% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 274 | 88% | |
| 7am to 8am | 91 | 92% | |
| 11am to 12pm | 310 | 81% | |
| 12pm to 1pm | 73 | 83% | |
| 2pm to 3pm | 92 | 83% | |
| 3pm to 4pm | 99 | 85% | |
| 10pm to 11pm | 330 | 89% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 129 | 19,999 | |
| September 2025 | 117 | 16,277 | |
| October 2025 | 118 | 16,711 | |
| November 2025 | 107 | 15,040 | |
| December 2025 | 109 | 14,861 | |
| January 2026 | 92 | 12,225 | |
| February 2026 | 83 | 11,716 | |
| March 2026 | 91 | 14,226 | |
| April 2026 | 106 | 15,417 | |
| May 2026 | 111 | 15,740 | |
| June 2026 | 106 | 18,418 | |
| July 2026 | 109 | 18,718 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.