SFO → DTW United Airlines

United Airlines · San Francisco, CA to Detroit, MI · 409 flights, 2025-07-01 to 2026-06-30 · aggregated across 22 flight numbers

This route's scheduled flight time has grown by 10 min since 2025-07 — some of the on-time performance may reflect a more generous published schedule, not a faster or more reliable flight.
On-time arrival
84%
Median delay
-7 min
90th percentile
+26 min
Cancellation rate
1%

How on-time is United Airlines from SFO to DTW?

Across every United Airlines flight number on SFO → DTW (409 flights, 2025-07-01 to 2026-06-30), 84% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +26 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time34184%
16-30 min287%
31-60 min143%
61-120 min174%
2+ hrs61%

Performance by month

MonthFlightsOn-timeAvg delay
2025-075070%+10 min
2025-083083%+8 min
2025-093090%-4 min
2025-103194%-11 min
2025-113080%0 min
2025-123174%+5 min
2026-013171%+10 min
2026-022889%-4 min
2026-033181%+2 min
2026-043093%-12 min
2026-053892%-3 min
2026-064693%-10 min

Performance by day of week

DayFlightsOn-time
Mon5585%
Tue5283%
Wed6289%
Thu6279%
Fri5580%
Sat5890%
Sun6282%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…