Historical on-time performance
Salt Lake City to Great Falls
463 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–GTF arrive on time 94% of the time over the last 12 months.
On-time rate94%arrived within 15 min
p90 delay5 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 1,063 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time94%Medianon timep905 minCancel0.5%Flights1,063
Why flights run late
Delay causes
- Airline79%
- Weather17%
- Air traffic (NAS)4%
- Late aircraft0%
- 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 → GTF
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 90% to 97% on time.
- Mornings97% on time · p90 on time · 698 flights
- Middays94% on time · p90 on time · 396 flights
- Overnights94% on time · p90 5 min · 1,091 flights
- Afternoons90% on time · p90 15 min · 927 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 93% to 95% on time.
- Fridays95% on time · p90 5 min · 458 flights
- Saturdays94% on time · p90 5 min · 374 flights
- Wednesdays93% on time · p90 5 min · 458 flights
- Sundays93% on time · p90 5 min · 448 flights
- Tuesdays93% on time · p90 5 min · 459 flights
- Thursdays93% on time · p90 5 min · 454 flights
- Mondays93% on time · p90 5 min · 462 flights
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