Historical on-time performance
Salt Lake City to Lewiston
461 miData through Dec 2025Source: US DOT · BTS
Flights on SLC–LWS 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)
Cancelled0.0%of scheduled flights
based on 337 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 minCancel0.0%Flights337
Why flights run late
Delay causes
- Airline85%
- Weather13%
- Air traffic (NAS)3%
- 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 → LWS
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 91% to 92% on time.
- Afternoons92% on time · p90 10 min · 96 flights · limited
- Middays91% on time · p90 10 min · 1,000 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 89% to 95% on time.
- Thursdays95% on time · p90 5 min · 156 flights · limited
- Mondays94% on time · p90 5 min · 157 flights · limited
- Saturdays92% on time · p90 5 min · 156 flights · limited
- Tuesdays90% on time · p90 10 min · 157 flights · limited
- Wednesdays90% on time · p90 10 min · 157 flights · limited
- Fridays90% on time · p90 15 min · 156 flights · limited
- Sundays89% on time · p90 15 min · 157 flights · limited
Advertisement
Keep exploring