Most delayed flights from CHS: every route ranked

19 regularly flown nonstop routes from Charleston International Airport, worst on-time record first (Aug 2025 – Jul 2026). Routes with fewer than 360 flights in the period are listed separately.

#	Destination	On time	Cancelled	Avg delay	Airlines	Flights
1	CHS → DEN Denver, CO	69%	0.6%	20 min	2	643
2	CHS → FLL Fort Lauderdale, FL	71%	3.0%	21 min	2	508
3	CHS → BOS Boston, MA	71%	2.6%	27 min	3	1,141
4	CHS → DCA Washington, VA	72%	4.5%	32 min	4	1,751
5	CHS → JFK New York, NY	75%	5.7%	21 min	3	785
6	CHS → LGA New York, NY	76%	5.7%	26 min	2	1,471
7	CHS → ORD Chicago, IL	78%	2.5%	18 min	6	2,106
8	CHS → BNA Nashville, TN	78%	0.6%	12 min	1	986
9	CHS → EWR Newark, NJ	79%	3.6%	20 min	3	1,341
10	CHS → DAL Dallas, TX	79%	0.8%	13 min	1	365
11	CHS → MIA Miami, FL	80%	1.2%	21 min	3	1,007
12	CHS → PHL Philadelphia, PA	80%	1.9%	19 min	4	1,089
13	CHS → DFW Dallas/Fort Worth, TX	81%	2.3%	19 min	4	1,227
14	CHS → MDW Chicago, IL	81%	0.5%	10 min	1	370
15	CHS → BWI Baltimore, MD	82%	1.5%	10 min	2	1,233
16	CHS → CLT Charlotte, NC	83%	1.8%	18 min	3	2,498
17	CHS → DTW Detroit, MI	84%	1.4%	17 min	4	573
18	CHS → IAD Washington, VA	85%	1.1%	15 min	2	758
19	CHS → ATL Atlanta, GA	90%	1.8%	9 min	2	3,221

Less frequent routes

Too few flights for a reliable ranking.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.