Bellingham International in July 2025

90.1%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 July 2025, reporting carriers scheduled 223 domestic departures from Bellingham International (BLI). 90.1% left less than 15 minutes late and 89.7% reached their destination on time; 0.4% were cancelled.

Nationally that month, 69.7% of flights departed on time and 69.0% arrived on time, so BLI departures were 20.4 points above the national departure figure.

A year earlier, in July 2024, the airport had 280 departures with 82.5% leaving on time: a change of +7.6 points, with flights down 20%.

Flights arriving at BLI that month were on time 83.4% of the time (223 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 56%, national aviation system 22% and air carrier 16%.

On time 89.7%
Arrived 15+ minutes late 9.9%
Cancelled 0.4%
Diverted 0.0%

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

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

Measure	Jul 2025	Jul 2024	BLI, 12 months to Jul 2026	All reported flights, Jul 2025
Departed on time	90.1%	82.5%	87.3%	69.7%
Arrived on time	89.7%	85.4%	84.4%	69.0%
Cancelled	0.4%	1.1%	1.5%	2.5%
Average departure delay (late minutes only)	5.6 min	9.9 min	10.9 min	24.3 min
Scheduled departures a day	7	9	6	21,048
Scheduled departures	223	280	2,237	631,428

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	124	56%	83.9%	0.8 min	0.8%
G4 Allegiant Air	99	44%	97.0%	-7.1 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BLI–SEA	Bellingham to Seattle	124	83.9%	0.8 min	0.8%
BLI–LAS	Bellingham to Las Vegas	44	97.7%	-7.0 min	0.0%
BLI–OAK	Bellingham to Oakland	22	95.5%	-7.8 min	0.0%
BLI–AZA	Bellingham to Phoenix	15	100.0%	-8.7 min	0.0%
BLI–LAX	Bellingham to Los Angeles	9	88.9%	0.2 min	0.0%
BLI–SAN	Bellingham to San Diego	9	100.0%	-10.2 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), July 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2025	Minutes
Air carrier	15.9%	31.1%	169
Late-arriving aircraft	56.4%	40.8%	600
National Aviation System	21.5%	20.7%	229
Extreme weather	6.1%	7.3%	65
Security	0.0%	0.1%	0

1,063 delay minutes on 22 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 July 2025?

90.1% of 223 scheduled domestic departures left less than 15 minutes late, and 89.7% reached their destination on time. The national figures that month were 69.7% and 69.0%.

How does that compare with a year earlier?

In July 2024, 82.5% of 280 departures left on time and 1.1% were cancelled, against 90.1% and 0.4% in July 2025.

Provenance

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