PSC to SFO flight delays & on-time performance
Nonstop flights from Tri Cities Airport to San Francisco International Airport · 620 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSC or SFO right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Pasco/Kennewick/Richland (PSC) to San Francisco (SFO) arrived on time 71% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.2% were cancelled, and 9% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 3pm did best (94% on time); around 7am did worst (18%).
- Saturday was the most reliable day to fly (79% on time) and Thursday the least (60%).
- The largest source of delay minutes was air traffic control & airport congestion (43%).
Which airline is most on time from PSC to SFO?
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. | 71% | 0.2% | 24 min | 9.3% | 596 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am77%217 flights
- 7am18%39 flights
- 1pm63%224 flights
- 2pm89%36 flights
- 3pm94%80 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%0.0% cancelled
- Tuesday77%0.0% cancelled
- Wednesday73%0.0% cancelled
- Thursday60%0.0% cancelled
- Friday66%0.0% cancelled
- Saturday79%0.0% cancelled
- Sunday74%1.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion43%
- Airline (crew, maintenance, cleaning, fueling)28%
- Late-arriving aircraft23%
- Extreme weather6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
PSC to SFO: common questions
- How often are PSC to SFO flights on time?
- 71% 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 Pasco/Kennewick/Richland to San Francisco cancelled?
- 0.2% of scheduled flights were cancelled (1 of 596).
- How long are typical delays?
- Across all flights the average arrival delay was 24 min (early arrivals count as zero). Flights that were late arrived 78 min behind schedule on average, and 9.3% of flights were an hour or more late.
- How long is taxi time at PSC?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SFO to PSC — 81% on time
More flights from Pasco/Kennewick/Richland
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PSC → SFO, nonstop flights by US airlines that report to the DOT. How we calculate this.