Tri Cities in August 2024

87.1%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 August 2024, reporting carriers scheduled 426 domestic departures from Tri Cities (PSC). 87.1% left less than 15 minutes late and 84.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so PSC departures were 11.7 points above the national departure figure.

A year earlier, in August 2023, the airport had 510 departures with 87.5% leaving on time: a change of −0.4 points, with flights down 16%.

Flights arriving at PSC that month were on time 75.6% of the time (426 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 37%, late-arriving aircraft 30% and national aviation system 25%.

On time 84.5%
Arrived 15+ minutes late 14.8%
Cancelled 0.0%
Diverted 0.7%

Every scheduled departure from PSC in August 2024, judged by arrival at the destination.

August 2024 against a year earlier, the airport's year and the nation

Measure	Aug 2024	Aug 2023	PSC, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	87.1%	87.5%	88.0%	75.4%
Arrived on time	84.5%	85.3%	86.7%	74.7%
Cancelled	0.0%	0.2%	0.5%	2.1%
Average departure delay (late minutes only)	8.1 min	13.1 min	12.2 min	18.4 min
Scheduled departures a day	14	17	17	20,634
Scheduled departures	426	510	6,190	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	311	73%	85.5%	-0.2 min	0.0%
DL Delta Air Lines	62	15%	88.7%	1.9 min	0.0%
AS Alaska Airlines	31	7%	67.7%	18.4 min	0.0%
G4 Allegiant Air	22	5%	81.8%	7.8 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PSC–SEA	Pasco/Kennewick/Richland to Seattle	157	84.1%	3.7 min	0.0%
PSC–SLC	Pasco/Kennewick/Richland to Salt Lake City	92	88.0%	-1.8 min	0.0%
PSC–DEN	Pasco/Kennewick/Richland to Denver	62	82.3%	-4.3 min	0.0%
PSC–MSP	Pasco/Kennewick/Richland to Minneapolis	31	93.5%	-0.2 min	0.0%
PSC–PHX	Pasco/Kennewick/Richland to Phoenix	31	74.2%	15.6 min	0.0%
PSC–SFO	Pasco/Kennewick/Richland to San Francisco	31	83.9%	-0.5 min	0.0%
PSC–AZA	Pasco/Kennewick/Richland to Phoenix	9	77.8%	0.8 min	0.0%
PSC–LAS	Pasco/Kennewick/Richland to Las Vegas	9	100.0%	-13.0 min	0.0%
PSC–LAX	Pasco/Kennewick/Richland to Los Angeles	4	50.0%	70.3 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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	36.9%	33.8%	1,358
Late-arriving aircraft	30.2%	39.8%	1,111
National Aviation System	25.2%	20.4%	928
Extreme weather	7.6%	5.9%	279
Security	0.2%	0.1%	6

3,682 delay minutes on 63 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 August 2024?

87.1% of 426 scheduled domestic departures left less than 15 minutes late, and 84.5% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 87.5% of 510 departures left on time and 0.2% were cancelled, against 87.1% and 0.0% in August 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2024; 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.