Charleston AFB/International in January 2026

77.7%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 2026, reporting carriers scheduled 1,817 domestic departures from Charleston AFB/International (CHS). 77.7% left less than 15 minutes late and 76.6% reached their destination on time; 6.7% were cancelled.

Nationally that month, 75.6% of flights departed on time and 75.3% arrived on time, so CHS departures were 2.1 points above the national departure figure.

A year earlier, in January 2025, the airport had 1,661 departures with 76.0% leaving on time: a change of +1.7 points, with flights up 9%.

Flights arriving at CHS that month were on time 72.3% of the time (1,817 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 44%, air carrier 30% and national aviation system 21%.

On time 76.6%
Arrived 15+ minutes late 16.5%
Cancelled 6.7%
Diverted 0.3%

Every scheduled departure from CHS in January 2026, judged by arrival at the destination.

January 2026 against a year earlier, the airport's year and the nation

Measure	Jan 2026	Jan 2025	CHS, 12 months to Jul 2026	All reported flights, Jan 2026
Departed on time	77.7%	76.0%	77.8%	75.6%
Arrived on time	76.6%	76.9%	77.5%	75.3%
Cancelled	6.7%	9.7%	2.3%	4.7%
Average departure delay (late minutes only)	15.8 min	17.0 min	18.1 min	16.7 min
Scheduled departures a day	61	55	67	18,133
Scheduled departures	1,817	1,661	24,565	544,003

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
YX Republic Airline	353	19%	73.4%	5.4 min	9.6%
AA American Airlines	329	18%	74.2%	12.6 min	8.2%
DL Delta Air Lines	285	16%	87.0%	-8.8 min	3.2%
WN Southwest Airlines	233	13%	86.3%	-4.0 min	5.2%
UA United Airlines	217	12%	77.0%	8.6 min	5.1%
MQ Envoy Air	108	6%	84.3%	-3.9 min	6.5%
OH PSA Airlines	100	6%	68.0%	19.0 min	10.0%
B6 JetBlue Airways	78	4%	56.4%	23.2 min	9.0%
NK Spirit Airlines	43	2%	67.4%	12.5 min	7.0%
OO SkyWest Airlines	42	2%	57.1%	31.1 min	2.4%
AS Alaska Airlines	24	1%	62.5%	3.5 min	0.0%
F9 Frontier Airlines	4	0%	25.0%	24.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CHS–ATL	Charleston to Atlanta	247	88.7%	-10.2 min	2.4%
CHS–CLT	Charleston to Charlotte	206	76.2%	7.2 min	9.7%
CHS–ORD	Charleston to Chicago	145	77.9%	3.7 min	2.1%
CHS–DCA	Charleston to Washington	143	62.2%	21.7 min	10.5%
CHS–EWR	Charleston to Newark	114	78.1%	7.4 min	9.6%
CHS–LGA	Charleston to New York	110	75.5%	7.6 min	8.2%
CHS–DFW	Charleston to Dallas/Fort Worth	99	75.8%	12.7 min	10.1%
CHS–BWI	Charleston to Baltimore	96	85.4%	-7.9 min	5.2%
CHS–MIA	Charleston to Miami	87	75.9%	5.2 min	5.7%
CHS–JFK	Charleston to New York	83	65.1%	2.6 min	13.3%
CHS–BOS	Charleston to Boston	69	73.9%	11.7 min	8.7%
CHS–BNA	Charleston to Nashville	67	86.6%	-2.4 min	6.0%

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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2026	Minutes
Air carrier	30.1%	37.3%	7,729
Late-arriving aircraft	44.3%	35.0%	11,381
National Aviation System	20.7%	18.0%	5,330
Extreme weather	4.9%	9.6%	1,251
Security	0.0%	0.1%	0

25,691 delay minutes on 299 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 CHS on time in January 2026?

77.7% of 1,817 scheduled domestic departures left less than 15 minutes late, and 76.6% reached their destination on time. The national figures that month were 75.6% and 75.3%.

How does that compare with a year earlier?

In January 2025, 76.0% of 1,661 departures left on time and 9.7% were cancelled, against 77.7% and 6.7% in January 2026.

Provenance

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