Historical on-time performance
Long Beach to Salt Lake City
588 miData through May 2026Source: US DOT · BTS
Flights on LGB–SLC arrive on time 89% of the time over the last 12 months.
On-time rate89%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 1,512 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time94%Medianon timep905 minCancel0.0%Flights624
- Southwest AirlinesOn-time87%Medianon timep9020 minCancel0.2%Flights451
- Delta Air LinesOn-time85%Medianon timep9020 minCancel0.7%Flights437
Why flights run late
Delay causes
- Airline70%
- Weather8%
- Air traffic (NAS)3%
- Late aircraft19%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather50%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 4 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 LGB → SLC
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 — 93% on time.
- Mornings93% on time · p90 5 min · 1,384 flights
- Afternoons88% on time · p90 15 min · 743 flights
- Middays86% on time · p90 20 min · 1,600 flights
- Evenings85% on time · p90 25 min · 959 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 86% to 91% on time.
- Saturdays91% on time · p90 10 min · 624 flights
- Wednesdays90% on time · p90 10 min · 625 flights
- Tuesdays89% on time · p90 15 min · 631 flights
- Thursdays89% on time · p90 15 min · 707 flights
- Fridays88% on time · p90 20 min · 714 flights
- Mondays87% on time · p90 20 min · 709 flights
- Sundays86% on time · p90 20 min · 676 flights
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