PSC to SLC flight delays & on-time performance
Nonstop flights from Tri Cities Airport to Salt Lake City International Airport · 521 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSC or SLC 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 Salt Lake City (SLC) arrived on time 94% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.2% were cancelled, and 3% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (95% on time); SkyWest Airlines was the least (93%).
- Departures scheduled around 10am did best (98% on time); around 5pm did worst (92%).
- Monday was the most reliable day to fly (97% on time) and Thursday the least (91%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (65%).
Which airline is most on time from PSC 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 |
|---|---|---|---|---|---|
| Delta Air Lines | 95% | 0.6% | 12 min | 3.7% | 349 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 93% | 0.0% | 6 min | 2.3% | 829 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am93%116 flights
- 6am96%249 flights
- 9am97%66 flights
- 10am98%48 flights
- 11am93%192 flights
- 12pm94%93 flights
- 1pm96%49 flights
- 2pm94%31 flights
- 4pm100%12 flights
- 5pm92%322 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday97%0.6% cancelled
- Tuesday95%0.6% cancelled
- Wednesday93%0.0% cancelled
- Thursday91%0.0% cancelled
- Friday95%0.0% cancelled
- Saturday92%0.0% cancelled
- Sunday94%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)65%
- Extreme weather32%
- Air traffic control & airport congestion2%
- Security1%
- Late-arriving aircraft0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
PSC to SLC: common questions
- How often are PSC to SLC flights on time?
- 94% 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 Salt Lake City cancelled?
- 0.2% of scheduled flights were cancelled (2 of 1,178).
- How long are typical delays?
- Across all flights the average arrival delay was 7 min (early arrivals count as zero). Flights that were late arrived 113 min behind schedule on average, and 2.7% of flights were an hour or more late.
- How long is taxi time at PSC?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SLC to PSC — 89% 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 → SLC, nonstop flights by US airlines that report to the DOT. How we calculate this.