Charleston (CHS) to Portland (PWM)
Flight time
≈ 2h 37m
Bearing
32° NE
Charleston (CHS) to Portland (PWM) is 910 miles (1,464 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CHS–PWM
Filed traffic dataIn May 2026, Breeze Airways operated the most departures, one of 2 carriers flying nonstop CHS–PWM; the Airbus A220-300 was the most common aircraft at 96% of departures; flights ran 85% full.
Departures
27
May 2026
Seats
3,570
both directions
Passengers
3,043
both directions
Load factor
85.2%
RPM ÷ ASM
Who flies CHS–PWM?
Breeze Airways operated the most nonstop CHS–PWM departures in May 2026 (26), one of 2 carriers on the route.
- MX
26 departures · 3,562 seats
Share of departures96.3%85.4%
Load
- LF
Contour Airlines
1 departures · 8 seats
Share of departures3.7%25.0%
Load
What plane flies CHS–PWM?
In May 2026, the Airbus A220-300 flew 96% of CHS–PWM departures — more than any other aircraft type.
- Airbus A220-300
26 departures · 85.4% load
96.3% - Cessna 510 Mustang
1 departures · 25.0% load
3.7%
How has CHS–PWM traffic changed?
Nonstop CHS–PWM departures fell from 31 in June 2025 to 27 in May 2026.
Monthly nonstop CHS–PWM traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
31 departures · 3,261 passengers
82.4%
Load
July 2025
35 departures · 3,980 passengers
84.5%
Load
August 2025
36 departures · 3,839 passengers
81.2%
Load
September 2025
19 departures · 2,114 passengers
81.2%
Load
October 2025
18 departures · 2,073 passengers
84.1%
Load
November 2025
16 departures · 1,878 passengers
85.7%
Load
December 2025
18 departures · 2,026 passengers
82.2%
Load
January 2026
18 departures · 1,943 passengers
78.8%
Load
February 2026
14 departures · 1,608 passengers
83.8%
Load
March 2026
18 departures · 2,282 passengers
92.5%
Load
April 2026
16 departures · 1,965 passengers
89.6%
Load
May 2026
27 departures · 3,043 passengers
85.2%
Load
By direction
Each direction is filed separately — they rarely match.
CHS → PWM
90.0% full
14 departures · 1,611 passengers
PWM → CHS
80.4% full
13 departures · 1,432 passengers
Nonstop CHS–PWM 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 Portland (PWM)?
CHS to PWM is 910 miles (1,464 km / 791 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CHS to PWM?
A nonstop covers the 910-mile great-circle distance in roughly 2h 37m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CHS–PWM?
In May 2026, the Airbus A220-300 flew the largest share of departures (96.3%), followed by the Cessna 510 Mustang (3.7%).
What mileage do I earn flying CHS–PWM?
Distance-based programs credit off the 910-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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