Historical on-time performance
Salt Lake City to Detroit
1,481 miData through May 2026Source: US DOT · BTS
Flights on SLC–DTW arrive on time 88% of the time over the last 12 months.
On-time rate88%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 1,535 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time88%Medianon timep9015 minCancel0.2%Flights1,535
Why flights run late
Delay causes
- Airline58%
- Weather0%
- Air traffic (NAS)15%
- Late aircraft26%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather67%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 3 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → DTW
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 92% on time.
- Mornings92% on time · p90 5 min · 2,187 flights
- Middays85% on time · p90 25 min · 588 flights
- Afternoons83% on time · p90 25 min · 553 flights
- Evenings79% on time · p90 45 min · 1,084 flights
- Overnights78% on time · p90 40 min · 187 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 85% to 88% on time.
- Mondays88% on time · p90 15 min · 659 flights
- Wednesdays88% on time · p90 15 min · 670 flights
- Tuesdays87% on time · p90 20 min · 647 flights
- Thursdays87% on time · p90 15 min · 660 flights
- Saturdays86% on time · p90 20 min · 629 flights
- Fridays85% on time · p90 25 min · 676 flights
- Sundays85% on time · p90 20 min · 658 flights
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