PSC to SNA flight delays & on-time performance
Nonstop flights from Tri Cities Airport to John Wayne Orange County International Airport · 871 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSC or SNA 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 Santa Ana (SNA) arrived on time 60% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2% were cancelled, and 8% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 3pm did best (68% on time); around 2pm did worst (50%).
- Thursday was the most reliable day to fly (67% on time) and Sunday the least (54%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (67%).
Which airline is most on time from PSC to SNA?
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 |
|---|---|---|---|---|---|
| Allegiant Air | 60% | 2.0% | 44 min | 8.3% | 49 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 2pm50%15 flights
- 3pm68%25 flights
Best day of the week
On-time arrival rate by day of departure.
- Thursday67%4.0% cancelled
- Sunday54%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)67%
- Late-arriving aircraft16%
- Air traffic control & airport congestion10%
- Extreme weather6%
- Security0%
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 SNA: common questions
- How often are PSC to SNA flights on time?
- 60% 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 Santa Ana cancelled?
- 2.0% of scheduled flights were cancelled (1 of 49).
- How long are typical delays?
- Across all flights the average arrival delay was 44 min (early arrivals count as zero). Flights that were late arrived 109 min behind schedule on average, and 8.3% of flights were an hour or more late.
- How long is taxi time at PSC?
- Flights on this route spent 12 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SNA to PSC — 77% 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 → SNA, nonstop flights by US airlines that report to the DOT. How we calculate this.