Tri Cities in May 2024

89.4%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 May 2024, reporting carriers scheduled 425 domestic departures from Tri Cities (PSC). 89.4% left less than 15 minutes late and 89.6% reached their destination on time; 0.0% were cancelled.

Nationally that month, 73.4% of flights departed on time and 72.3% arrived on time, so PSC departures were 16.0 points above the national departure figure.

Flights arriving at PSC that month were on time 81.4% of the time (425 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 59%, national aviation system 24% and late-arriving aircraft 14%.

On time 89.6%
Arrived 15+ minutes late 10.4%
Cancelled 0.0%
Diverted 0.0%

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

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

Measure	May 2024	Year earlier	PSC, 12 months to Jul 2026	All reported flights, May 2024
Departed on time	89.4%	—	88.0%	73.4%
Arrived on time	89.6%	—	86.7%	72.3%
Cancelled	0.0%	—	0.5%	1.4%
Average departure delay (late minutes only)	6.7 min	—	12.2 min	20.8 min
Scheduled departures a day	14	—	17	20,325
Scheduled departures	425	—	6,190	609,743

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	347	82%	89.0%	-3.3 min	0.0%
AS Alaska Airlines	30	7%	86.7%	-2.3 min	0.0%
DL Delta Air Lines	25	6%	96.0%	3.6 min	0.0%
G4 Allegiant Air	23	5%	95.7%	-6.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PSC–SEA	Pasco/Kennewick/Richland to Seattle	169	86.4%	-0.4 min	0.0%
PSC–SLC	Pasco/Kennewick/Richland to Salt Lake City	88	97.7%	-11.7 min	0.0%
PSC–DEN	Pasco/Kennewick/Richland to Denver	62	88.7%	-5.0 min	0.0%
PSC–MSP	Pasco/Kennewick/Richland to Minneapolis	31	93.5%	6.9 min	0.0%
PSC–PHX	Pasco/Kennewick/Richland to Phoenix	31	93.5%	-5.5 min	0.0%
PSC–SFO	Pasco/Kennewick/Richland to San Francisco	21	66.7%	11.2 min	0.0%
PSC–AZA	Pasco/Kennewick/Richland to Phoenix	13	92.3%	-2.9 min	0.0%
PSC–LAS	Pasco/Kennewick/Richland to Las Vegas	9	100.0%	-12.1 min	0.0%
PSC–LAX	Pasco/Kennewick/Richland to Los Angeles	1	100.0%	7.0 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), May 2024.

Delay causes

BTS cause category	Share of delay minutes	National, May 2024	Minutes
Air carrier	58.9%	29.8%	1,528
Late-arriving aircraft	13.7%	43.0%	356
National Aviation System	24.2%	20.1%	629
Extreme weather	1.4%	7.0%	36
Security	1.7%	0.1%	45

2,594 delay minutes on 44 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 May 2024?

89.4% of 425 scheduled domestic departures left less than 15 minutes late, and 89.6% reached their destination on time. The national figures that month were 73.4% and 72.3%.

How does that compare with a year earlier?

May 2023 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 May 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.