Bellingham International in April 2024

84.6%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 2024, reporting carriers scheduled 246 domestic departures from Bellingham International (BLI). 84.6% left less than 15 minutes late and 84.6% reached their destination on time; 0.8% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.2% arrived on time, so BLI departures were 4.1 points above the national departure figure.

Flights arriving at BLI that month were on time 85.3% of the time (245 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 73%, late-arriving aircraft 16% and national aviation system 9%.

On time 84.6%
Arrived 15+ minutes late 14.6%
Cancelled 0.8%
Diverted 0.0%

Every scheduled departure from BLI in April 2024, judged by arrival at the destination.

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

Measure	Apr 2024	Year earlier	BLI, 12 months to Jul 2026	All reported flights, Apr 2024
Departed on time	84.6%	—	87.3%	80.5%
Arrived on time	84.6%	—	84.4%	80.2%
Cancelled	0.8%	—	1.5%	0.7%
Average departure delay (late minutes only)	9.4 min	—	10.9 min	14.2 min
Scheduled departures a day	8	—	6	19,406
Scheduled departures	246	—	2,237	582,185

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	86	35%	82.6%	3.1 min	0.0%
OO SkyWest Airlines	83	34%	80.7%	11.0 min	0.0%
G4 Allegiant Air	77	31%	90.9%	-11.5 min	2.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BLI–LAS	Bellingham to Las Vegas	97	85.6%	-3.5 min	2.1%
BLI–SEA	Bellingham to Seattle	83	80.7%	11.0 min	0.0%
BLI–OAK	Bellingham to Oakland	30	90.0%	-1.1 min	0.0%
BLI–PSP	Bellingham to Palm Springs	16	87.5%	-7.4 min	0.0%
BLI–AZA	Bellingham to Phoenix	8	87.5%	-7.0 min	0.0%
BLI–LAX	Bellingham to Los Angeles	8	100.0%	-9.7 min	0.0%
BLI–DEN	Bellingham to Denver	4	50.0%	4.3 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 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2024	Minutes
Air carrier	73.3%	33.6%	1,480
Late-arriving aircraft	16.1%	41.0%	326
National Aviation System	8.8%	20.0%	177
Extreme weather	1.1%	5.1%	23
Security	0.7%	0.2%	14

2,020 delay minutes on 36 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 April 2024?

84.6% of 246 scheduled domestic departures left less than 15 minutes late, and 84.6% reached their destination on time. The national figures that month were 80.5% and 80.2%.

How does that compare with a year earlier?

April 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 April 2024; 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.