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Cheap flights to Portsmouth, NH

WAS — PSM
Apr 2 — Apr 91
1 adult
Tue 4/2
Tue 4/9

Flights to Portsmouth, NH in 2024

Find the latest flights to Portsmouth in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 219,240 searches and data was last updated on March 29, 2024.

Popular in

July

Cheapest in

May

Average price

4,917﷼

Return from

4,473﷼
High demand for flights, 10% potential price rise
Best time to find cheap flights, 1% potential price drop
Average for return flights in March 2024
From Doha Hamad Intl to Boston Logan Intl

When is the best time to book a flight to Portsmouth?

Use this chart to determine the optimal time to book a return flight to Portsmouth. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight to Portsmouth, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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  • What does PSM mean?

    This is just an IATA (International Air Transport Association) code. IATA codes are used in aviation to identify and differentiate airports. That’s why a Portsmouth Pease Intl Airport flight would often be abbreviated as a PSM flight.

  • What airport do you fly into for flights to Portsmouth?

    Most people fly into Portsmouth Pease Intl (PSM) if they book a flight to Portsmouth. Pease Intl is conveniently located just 5.1 km from Portsmouth’s city centre.

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