Cheap flights from Charleston to Portsmouth (CHS - PSM)

Feb 7 — Feb 141

How far in advance should I book a flight from Charleston to Portsmouth, New Hampshire?

Find a great deal and save up to 27% by booking at least 39 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Charleston to Portsmouth, New Hampshire within the next two weeks, with the cheapest ticket starting at $258.

What is the cheapest month to fly from Charleston to Portsmouth, New Hampshire?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, January can be a great choice for travel to Portsmouth, New Hampshire. Flights to Portsmouth, New Hampshire from Charleston in January are about $244 on average during January, but can be found for as low as $96.

When is the cheapest time to fly from Charleston to Portsmouth, New Hampshire (CHS - PSM)?

When flying from Charleston to Portsmouth, New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Alternative routes for Charleston to Portsmouth

See prices for flight routes from nearby airports that may be better suited for you.
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