Idaho Falls Regional in August 2023

80.9%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 2023, reporting carriers scheduled 293 domestic departures from Idaho Falls Regional (IDA). 80.9% left less than 15 minutes late and 77.8% reached their destination on time; 0.0% were cancelled.

Nationally that month, 76.7% of flights departed on time and 76.9% arrived on time, so IDA departures were 4.2 points above the national departure figure.

Flights arriving at IDA that month were on time 83.6% of the time (293 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 51%, late-arriving aircraft 29% and national aviation system 15%.

On time 77.8%
Arrived 15+ minutes late 20.8%
Cancelled 0.0%
Diverted 1.4%

Every scheduled departure from IDA in August 2023, judged by arrival at the destination.

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

Measure	Aug 2023	Year earlier	IDA, 12 months to Jul 2026	All reported flights, Aug 2023
Departed on time	80.9%	—	82.1%	76.7%
Arrived on time	77.8%	—	80.5%	76.9%
Cancelled	0.0%	—	0.7%	1.5%
Average departure delay (late minutes only)	15.5 min	—	21.1 min	17.3 min
Scheduled departures a day	10	—	13	20,100
Scheduled departures	293	—	4,724	602,987

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	248	85%	79.0%	6.7 min	0.0%
G4 Allegiant Air	45	15%	71.1%	12.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
IDA–DEN	Idaho Falls to Denver	93	59.1%	32.4 min	0.0%
IDA–SLC	Idaho Falls to Salt Lake City	93	93.5%	-7.5 min	0.0%
IDA–DFW	Idaho Falls to Dallas/Fort Worth	62	87.1%	-9.9 min	0.0%
IDA–AZA	Idaho Falls to Phoenix	17	64.7%	10.3 min	0.0%
IDA–LAS	Idaho Falls to Las Vegas	8	62.5%	35.9 min	0.0%
IDA–PDX	Idaho Falls to Portland	8	87.5%	3.1 min	0.0%
IDA–SNA	Idaho Falls to Santa Ana	8	75.0%	6.5 min	0.0%
IDA–SAN	Idaho Falls to San Diego	4	75.0%	0.5 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), August 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2023	Minutes
Air carrier	50.6%	36.7%	2,361
Late-arriving aircraft	28.9%	42.2%	1,350
National Aviation System	15.1%	15.7%	706
Extreme weather	5.3%	5.1%	248
Security	0.0%	0.2%	0

4,665 delay minutes on 61 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 IDA on time in August 2023?

80.9% of 293 scheduled domestic departures left less than 15 minutes late, and 77.8% reached their destination on time. The national figures that month were 76.7% and 76.9%.

How does that compare with a year earlier?

August 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 August 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for IDA · methodology · corrections.