Bellingham International in January 2025

84.1%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 January 2025, reporting carriers scheduled 189 domestic departures from Bellingham International (BLI). 84.1% left less than 15 minutes late and 78.8% reached their destination on time; 2.6% were cancelled.

Nationally that month, 79.3% of flights departed on time and 78.6% arrived on time, so BLI departures were 4.8 points above the national departure figure.

A year earlier, in January 2024, the airport had 204 departures with 81.4% leaving on time: a change of +2.7 points, with flights down 7%.

Flights arriving at BLI that month were on time 84.1% of the time (189 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 30%, extreme weather 29% and late-arriving aircraft 24%.

On time 78.8%
Arrived 15+ minutes late 18.0%
Cancelled 2.6%
Diverted 0.5%

Every scheduled departure from BLI in January 2025, judged by arrival at the destination.

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

Measure	Jan 2025	Jan 2024	BLI, 12 months to Jul 2026	All reported flights, Jan 2025
Departed on time	84.1%	81.4%	87.3%	79.3%
Arrived on time	78.8%	76.5%	84.4%	78.6%
Cancelled	2.6%	1.0%	1.5%	3.0%
Average departure delay (late minutes only)	9.8 min	22.3 min	10.9 min	14.0 min
Scheduled departures a day	6	7	6	17,992
Scheduled departures	189	204	2,237	539,747

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	113	60%	70.8%	16.5 min	4.4%
G4 Allegiant Air	76	40%	90.8%	-12.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BLI–SEA	Bellingham to Seattle	113	70.8%	16.5 min	4.4%
BLI–LAS	Bellingham to Las Vegas	32	96.9%	-15.0 min	0.0%
BLI–PSP	Bellingham to Palm Springs	15	86.7%	-11.7 min	0.0%
BLI–AZA	Bellingham to Phoenix	10	90.0%	-17.0 min	0.0%
BLI–OAK	Bellingham to Oakland	10	90.0%	-5.8 min	0.0%
BLI–LAX	Bellingham to Los Angeles	9	77.8%	-6.0 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), January 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2025	Minutes
Air carrier	30.4%	36.2%	578
Late-arriving aircraft	24.2%	34.7%	460
National Aviation System	16.5%	19.9%	314
Extreme weather	28.9%	9.1%	549
Security	0.0%	0.2%	0

1,901 delay minutes on 34 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 BLI on time in January 2025?

84.1% of 189 scheduled domestic departures left less than 15 minutes late, and 78.8% reached their destination on time. The national figures that month were 79.3% and 78.6%.

How does that compare with a year earlier?

In January 2024, 81.4% of 204 departures left on time and 1.0% were cancelled, against 84.1% and 2.6% in January 2025.

Provenance

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