OAK to SLC flight delays & on-time performance
Nonstop flights from Oakland San Francisco Bay Airport to Salt Lake City International Airport · 588 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at OAK or SLC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Oakland (OAK) to Salt Lake City (SLC) arrived on time 88% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.1% were cancelled, and 4% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (94% on time); Southwest Airlines was the least (78%).
- Departures scheduled around 5am did best (97% on time); around 8pm did worst (65%).
- Saturday was the most reliable day to fly (93% on time) and Sunday the least (84%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (47%).
Which airline is most on time from OAK to SLC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 94% | 0.2% | 5 min | 2.3% | 1,074 |
| Southwest Airlines | 78% | 0.0% | 13 min | 7.2% | 569 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am97%234 flights
- 6am97%208 flights
- 7am100%21 flights
- 9am91%79 flights
- 11am63%30 flights
- 12pm93%398 flights
- 1pm81%26 flights
- 4pm93%191 flights
- 5pm86%170 flights
- 6pm85%55 flights
- 7pm68%31 flights
- 8pm65%137 flights
- 9pm37%19 flights
- 10pm73%22 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday89%0.4% cancelled
- Tuesday91%0.0% cancelled
- Wednesday91%0.0% cancelled
- Thursday85%0.0% cancelled
- Friday87%0.0% cancelled
- Saturday93%0.5% cancelled
- Sunday84%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)47%
- Late-arriving aircraft41%
- Extreme weather9%
- Air traffic control & airport congestion3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Extreme weather0%
- Security0%
OAK to SLC: common questions
- How often are OAK to SLC flights on time?
- 88% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Oakland to Salt Lake City cancelled?
- 0.1% of scheduled flights were cancelled (2 of 1,643).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 62 min behind schedule on average, and 4.0% of flights were an hour or more late.
- How long is taxi time at OAK?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SLC to OAK — 90% on time
More flights from Oakland
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: OAK → SLC, nonstop flights by US airlines that report to the DOT. How we calculate this.