Historical on-time performance
Salt Lake City to Milwaukee
1,247 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–MKE arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 215 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time78%Medianon timep9060 minCancel0.0%Flights215
Why flights run late
Delay causes
- Airline64%
- Weather4%
- Air traffic (NAS)10%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → MKE
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 78% to 81% on time.
- Overnights81% on time · p90 30 min · 156 flights · limited
- Evenings78% on time · p90 60 min · 755 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 81% on time.
- Saturdays81% on time · p90 35 min · 132 flights · limited
- Fridays79% on time · p90 60 min · 132 flights · limited
- Thursdays79% on time · p90 40 min · 127 flights · limited
- Wednesdays79% on time · p90 40 min · 131 flights · limited
- Mondays79% on time · p90 85 min · 131 flights · limited
- Tuesdays78% on time · p90 35 min · 131 flights · limited
- Sundays77% on time · p90 60 min · 130 flights · limited
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