Charleston (CHS) to Islip (ISP)
Flight time
≈ 2h 08m
Bearing
33° NE
Charleston (CHS) to Islip (ISP) is 667 miles (1,073 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies CHS–ISP
Filed traffic dataIn May 2026, Breeze Airways was the only carrier flying nonstop CHS–ISP; the Airbus A220-300 was the most common aircraft at 65% of departures; flights ran 76% full.
Departures
34
May 2026
Seats
4,310
both directions
Passengers
3,285
both directions
Load factor
76.2%
RPM ÷ ASM
Who flies CHS–ISP?
Breeze Airways was the only carrier to fly nonstop CHS–ISP in May 2026 (34 departures).
- MX
34 departures · 4,310 seats
Share of departures100.0%76.2%
Load
What plane flies CHS–ISP?
In May 2026, the Airbus A220-300 flew 65% of CHS–ISP departures — more than any other aircraft type.
- Airbus A220-300
22 departures · 73.0% load
64.7% - Embraer E190
12 departures · 83.7% load
35.3%
How has CHS–ISP traffic changed?
Nonstop CHS–ISP departures rose from 28 in June 2025 to 34 in May 2026.
Monthly nonstop CHS–ISP traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
28 departures · 3,040 passengers
79.3%
Load
July 2025
34 departures · 3,929 passengers
84.4%
Load
August 2025
36 departures · 4,314 passengers
87.5%
Load
September 2025
24 departures · 2,535 passengers
77.1%
Load
October 2025
29 departures · 2,716 passengers
67.5%
Load
November 2025
24 departures · 2,160 passengers
65.7%
Load
December 2025
28 departures · 2,567 passengers
68.0%
Load
January 2026
18 departures · 1,480 passengers
60.0%
Load
February 2026
14 departures · 1,231 passengers
64.2%
Load
March 2026
18 departures · 1,877 passengers
78.0%
Load
April 2026
16 departures · 1,679 passengers
78.7%
Load
May 2026
34 departures · 3,285 passengers
76.2%
Load
By direction
Each direction is filed separately — they rarely match.
CHS → ISP
78.4% full
17 departures · 1,689 passengers
ISP → CHS
74.1% full
17 departures · 1,596 passengers
Nonstop CHS–ISP traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Charleston (CHS) from Islip (ISP)?
CHS to ISP is 667 miles (1,073 km / 579 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CHS to ISP?
A nonstop covers the 667-mile great-circle distance in roughly 2h 08m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CHS–ISP?
In May 2026, the Airbus A220-300 flew the largest share of departures (64.7%), followed by the Embraer E190 (35.3%).
What mileage do I earn flying CHS–ISP?
Distance-based programs credit off the 667-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Popular long-haul routes