Route
DTW → SFO
Detroit Metropolitan Wayne County Airport San Francisco International Airport
Alerts at DTW and SFO
How punctual is this route?
- On-time arrivals
- 66.4%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,792
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 44%
- Airline (crew, maintenance, cleaning) 37%
- Late-arriving aircraft 15%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 93.8% | 145 |
| October 2025 | 79.9% | 154 |
| November 2025 | 71.0% | 146 |
| December 2025 | 52.9% | 141 |
| January 2026 | 63.5% | 126 |
| February 2026 | 67.0% | 112 |
| March 2026 | 69.7% | 145 |
| April 2026 | 67.6% | 146 |
| May 2026 | 58.3% | 156 |
| June 2026 | 42.6% | 178 |
| July 2026 | 64.7% | 187 |
| August 2026 | 69.9% | 156 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Delta Air Lines | 1,385 | 65.1% | 0.7% | 66 min |
| United Airlines | 407 | 70.9% | 0.5% | 85 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL361
26% late · 365 flights
-
DL442
33% late · 351 flights
-
DL469
32% late · 301 flights
-
DL1327
46% late · 209 flights
-
DL509
48% late · 138 flights
-
UA2866
18% late · 92 flights
-
UA1863
38% late · 81 flights
-
UA611
11% late · 53 flights
-
UA392
32% late · 37 flights
-
UA1550
34% late · 29 flights
-
UA331
22% late · 24 flights
-
DL412
62% late · 21 flights
-
UA2229
43% late · 21 flights
-
UA2664
45% late · 20 flights
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