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Route · DTW → SFO · 2020–2025 BTS data

Detroit to San Francisco

The DTW–SFO corridor (Detroit, MI → San Francisco, CA) runs ahead of the national average, served by 4 carriers across roughly 2,079 miles.

Data updated 2026-06-13

82.1%
On-time
+3.1 pts
vs US avg
65 min
Delay when late
8,169
Flights

Cancelled

0.8%

Best Month

Sep 2025 94%

Worst Month

Dec 2025 55%

Distance

2,079 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 141 64 5 0 DL,UA
Nov 2025 146 42 1 0 UA,DL
Oct 2025 154 31 0 0 DL,UA
Sep 2025 145 9 0 0 UA,DL
Aug 2025 160 38 1 0 UA,DL
Jul 2025 190 52 3 1 DL,UA
Jun 2025 182 30 2 1 DL,UA
May 2025 166 19 1 1 DL,UA
Apr 2025 153 19 0 1 DL,UA
Mar 2025 138 37 2 0 DL,UA
Feb 2025 113 48 1 0 DL,UA
Jan 2025 127 25 0 0 DL,UA
Dec 2024 147 38 0 0 DL,UA
Nov 2024 153 47 0 0 UA,DL
Oct 2024 163 20 0 0 UA,DL
Sep 2024 158 19 0 0 UA,DL
Aug 2024 150 39 1 0 DL,UA
Jul 2024 136 37 9 0 DL
Jun 2024 117 35 0 0 DL
May 2024 110 47 0 0 DL
Apr 2024 108 33 0 0 DL
Mar 2024 106 35 0 1 DL
Feb 2024 85 13 0 2 DL
Jan 2024 96 20 2 0 DL,F9

Cancellation Rate

0.8%

28 of 3,344 flights

Diversion Rate

0.2%

7 of 3,344 flights

What the Data Says About DTW to SFO

Bureau of Transportation Statistics records show Detroit to San Francisco (DTW to SFO) running a 82.1% on-time rate over 8,169 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 64.5 minutes. The 2,079-mile corridor is served by 4 carriers, and over the last 24 months 0.8% of 3,344 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 94% on-time, while Dec 2025 came in at just 55% - a 39-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from DTW to SFO?
Flights from Detroit to San Francisco have a 82.1% on-time rate based on 8,169 flights. The average delay is 64.5 minutes. The best recent month was Sep 2025 with 94% on-time.
What is the cancellation rate for DTW to SFO?
Over the last 24 months, 0.8% of flights on this route were cancelled (28 of 3,344 flights) and 0.2% were diverted.
How far is the flight from DTW to SFO?
The flight distance from Detroit (DTW) to San Francisco (SFO) is approximately 2,079 miles. This route is served by 4 carriers.
When is the best time to fly from DTW to SFO?
The best recent month for on-time performance was Sep 2025 (94% on-time). The worst was Dec 2025 (55% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.