Historical on-time performance
Salt Lake City to Oakland
589 miData through May 2026Source: US DOT · BTS
Flights on SLC–OAK 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)
Cancelled0.2%of scheduled flights
based on 1,690 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time92%Medianon timep905 minCancel0.2%Flights1,068
- Southwest AirlinesOn-time85%Medianon timep9020 minCancel0.2%Flights622
Why flights run late
Delay causes
- Airline50%
- Weather9%
- Air traffic (NAS)6%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather33%
- Air traffic (NAS)67%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 3 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 SLC → OAK
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 — 96% on time.
- Mornings96% on time · p90 on time · 793 flights
- Afternoons91% on time · p90 10 min · 1,206 flights
- Middays90% on time · p90 10 min · 1,808 flights
- Overnights84% on time · p90 30 min · 1,390 flights
- Evenings69% on time · p90 50 min · 501 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 85% to 90% on time.
- Tuesdays90% on time · p90 10 min · 820 flights
- Saturdays89% on time · p90 15 min · 680 flights
- Wednesdays89% on time · p90 15 min · 814 flights
- Thursdays88% on time · p90 20 min · 868 flights
- Fridays87% on time · p90 15 min · 874 flights
- Sundays87% on time · p90 20 min · 774 flights
- Mondays85% on time · p90 20 min · 868 flights
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