Spokane International in April 2025

89.5%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 April 2025, reporting carriers scheduled 1,403 domestic departures from Spokane International (GEG). 89.5% left less than 15 minutes late and 87.1% reached their destination on time; 0.1% were cancelled.

Nationally that month, 80.6% of flights departed on time and 79.5% arrived on time, so GEG departures were 8.9 points above the national departure figure.

A year earlier, in April 2024, the airport had 1,475 departures with 90.0% leaving on time: a change of −0.5 points, with flights down 5%.

Flights arriving at GEG that month were on time 82.4% of the time (1,401 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 61%, late-arriving aircraft 21% and national aviation system 17%.

On time 87.1%
Arrived 15+ minutes late 12.6%
Cancelled 0.1%
Diverted 0.2%

Every scheduled departure from GEG in April 2025, judged by arrival at the destination.

April 2025 against a year earlier, the airport's year and the nation

Measure	Apr 2025	Apr 2024	GEG, 12 months to Jul 2026	All reported flights, Apr 2025
Departed on time	89.5%	90.0%	83.6%	80.6%
Arrived on time	87.1%	89.5%	83.8%	79.5%
Cancelled	0.1%	0.4%	0.7%	0.8%
Average departure delay (late minutes only)	11.0 min	5.6 min	11.8 min	14.1 min
Scheduled departures a day	47	49	51	19,465
Scheduled departures	1,403	1,475	18,474	583,950

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	510	36%	91.4%	-5.6 min	0.0%
WN Southwest Airlines	323	23%	86.7%	-1.5 min	0.0%
DL Delta Air Lines	206	15%	88.8%	15.6 min	0.0%
AS Alaska Airlines	198	14%	81.8%	5.5 min	0.5%
AA American Airlines	90	6%	78.9%	26.1 min	0.0%
UA United Airlines	60	4%	78.3%	13.5 min	0.0%
G4 Allegiant Air	16	1%	81.3%	-5.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GEG–SEA	Spokane to Seattle	410	86.8%	0.1 min	0.2%
GEG–DEN	Spokane to Denver	156	80.1%	7.3 min	0.0%
GEG–SLC	Spokane to Salt Lake City	152	94.1%	-4.8 min	0.0%
GEG–PHX	Spokane to Phoenix	120	84.2%	15.8 min	0.0%
GEG–SFO	Spokane to San Francisco	81	85.2%	0.2 min	0.0%
GEG–LAS	Spokane to Las Vegas	69	95.7%	-10.6 min	0.0%
GEG–LAX	Spokane to Los Angeles	60	98.3%	-14.3 min	0.0%
GEG–MSP	Spokane to Minneapolis	60	90.0%	19.2 min	0.0%
GEG–SMF	Spokane to Sacramento	56	83.9%	2.8 min	0.0%
GEG–OAK	Spokane to Oakland	53	81.1%	-0.2 min	0.0%
GEG–ATL	Spokane to Atlanta	42	83.3%	27.5 min	0.0%
GEG–PDX	Spokane to Portland	35	100.0%	-4.7 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), April 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2025	Minutes
Air carrier	61.3%	32.7%	9,339
Late-arriving aircraft	20.9%	39.4%	3,180
National Aviation System	16.5%	22.2%	2,514
Extreme weather	0.6%	5.5%	94
Security	0.8%	0.2%	118

15,245 delay minutes on 177 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 GEG on time in April 2025?

89.5% of 1,403 scheduled domestic departures left less than 15 minutes late, and 87.1% reached their destination on time. The national figures that month were 80.6% and 79.5%.

How does that compare with a year earlier?

In April 2024, 90.0% of 1,475 departures left on time and 0.4% were cancelled, against 89.5% and 0.1% in April 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for GEG · methodology · corrections.