Historical on-time performance
Minneapolis to Salt Lake City
991 miData through Dec 2025Source: US DOT · BTS
Flights on MSP–SLC arrive on time 86% of the time over the last 12 months.
On-time rate86%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 1,597 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time86%Medianon timep9020 minCancel0.2%Flights1,597
Why flights run late
Delay causes
- Airline59%
- Weather4%
- Air traffic (NAS)17%
- Late aircraft20%
- 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 MSP → SLC
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 72% to 92% on time.
- Mornings92% on time · p90 5 min · 1,101 flights
- Middays91% on time · p90 10 min · 1,099 flights
- Afternoons86% on time · p90 20 min · 1,079 flights
- Evenings84% on time · p90 25 min · 1,096 flights
- Overnights72% on time · p90 55 min · 373 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 86% to 89% on time.
- Wednesdays89% on time · p90 15 min · 673 flights
- Fridays87% on time · p90 20 min · 694 flights
- Thursdays87% on time · p90 20 min · 693 flights
- Saturdays87% on time · p90 15 min · 638 flights
- Mondays86% on time · p90 20 min · 686 flights
- Sundays86% on time · p90 20 min · 700 flights
- Tuesdays86% on time · p90 20 min · 664 flights
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