Tri Cities in September 2023

90.2%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In September 2023, reporting carriers scheduled 489 domestic departures from Tri Cities (PSC). 90.2% left less than 15 minutes late and 86.7% reached their destination on time; 0.0% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so PSC departures were 9.7 points above the national departure figure.

Flights arriving at PSC that month were on time 87.3% of the time (488 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 48%, late-arriving aircraft 27% and national aviation system 14%.

On time 86.7%
Arrived 15+ minutes late 13.3%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from PSC in September 2023, judged by arrival at the destination.

September 2023 against a year earlier, the airport's year and the nation

Measure	Sep 2023	Year earlier	PSC, 12 months to Jul 2026	All reported flights, Sep 2023
Departed on time	90.2%	—	88.0%	80.5%
Arrived on time	86.7%	—	86.7%	80.1%
Cancelled	0.0%	—	0.5%	1.2%
Average departure delay (late minutes only)	4.8 min	—	12.2 min	14.1 min
Scheduled departures a day	16	—	17	18,978
Scheduled departures	489	—	6,190	569,338

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	378	77%	86.2%	-1.9 min	0.0%
AS Alaska Airlines	60	12%	90.0%	-2.6 min	0.0%
DL Delta Air Lines	32	7%	96.9%	-8.2 min	0.0%
G4 Allegiant Air	19	4%	68.4%	9.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PSC–SEA	Pasco/Kennewick/Richland to Seattle	233	86.3%	-2.0 min	0.0%
PSC–SLC	Pasco/Kennewick/Richland to Salt Lake City	88	96.6%	-6.6 min	0.0%
PSC–DEN	Pasco/Kennewick/Richland to Denver	60	88.3%	-6.6 min	0.0%
PSC–SFO	Pasco/Kennewick/Richland to San Francisco	59	72.9%	9.9 min	0.0%
PSC–MSP	Pasco/Kennewick/Richland to Minneapolis	30	96.7%	-9.0 min	0.0%
PSC–LAS	Pasco/Kennewick/Richland to Las Vegas	11	72.7%	11.9 min	0.0%
PSC–AZA	Pasco/Kennewick/Richland to Phoenix	8	62.5%	5.5 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), September 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2023	Minutes
Air carrier	48.4%	36.4%	1,177
Late-arriving aircraft	26.7%	38.3%	649
National Aviation System	14.3%	19.9%	349
Extreme weather	10.6%	5.1%	259
Security	0.0%	0.2%	0

2,434 delay minutes on 65 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left PSC on time in September 2023?

90.2% of 489 scheduled domestic departures left less than 15 minutes late, and 86.7% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for PSC · methodology · corrections.