Fairbanks International in December 2025

64.5%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 December 2025, reporting carriers scheduled 287 domestic departures from Fairbanks International (FAI). 64.5% left less than 15 minutes late and 64.8% reached their destination on time; 2.4% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so FAI departures were 7.5 points below the national departure figure.

A year earlier, in December 2024, the airport had 219 departures with 84.0% leaving on time: a change of −19.5 points, with flights up 31%.

Flights arriving at FAI that month were on time 63.1% of the time (287 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 48%, late-arriving aircraft 36% and national aviation system 14%.

On time 64.8%
Arrived 15+ minutes late 32.8%
Cancelled 2.4%
Diverted 0.0%

Every scheduled departure from FAI in December 2025, judged by arrival at the destination.

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

Measure	Dec 2025	Dec 2024	FAI, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	64.5%	84.0%	83.2%	72.0%
Arrived on time	64.8%	80.4%	82.0%	71.9%
Cancelled	2.4%	0.0%	1.0%	1.5%
Average departure delay (late minutes only)	26.6 min	13.3 min	12.6 min	21.2 min
Scheduled departures a day	10	7	11	19,410
Scheduled departures	287	219	4,165	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	256	89%	68.4%	8.7 min	1.2%
DL Delta Air Lines	31	11%	35.5%	95.2 min	12.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
FAI–SEA	Fairbanks to Seattle	200	65.0%	19.7 min	3.0%
FAI–ANC	Fairbanks to Anchorage	87	64.4%	10.9 min	1.1%

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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	48.4%	33.3%	3,381
Late-arriving aircraft	35.5%	41.1%	2,476
National Aviation System	14.2%	19.1%	991
Extreme weather	1.9%	6.4%	134
Security	0.0%	0.2%	0

6,982 delay minutes on 94 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 FAI on time in December 2025?

64.5% of 287 scheduled domestic departures left less than 15 minutes late, and 64.8% reached their destination on time. The national figures that month were 72.0% and 71.9%.

How does that compare with a year earlier?

In December 2024, 84.0% of 219 departures left on time and 0.0% were cancelled, against 64.5% and 2.4% in December 2025.

Provenance

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