Cheap Flights from Portsmouth (PSM) to Plymouth (PYM)

Popular airlines from Portsmouth, NH (PSM-Portsmouth Intl.) to Plymouth, MA (PYM-Plymouth Municipal)

Frequently asked questions

How much does a flight from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal) cost?
Snag a cheap one-way flight or cheap return flight from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal)?
The cheapest month to fly from PSM to PYM is , when there's less demand. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PSM to PYM flight.
How many flights per day from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal)?
Direct flights from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PSM to PYM?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal)?
Choose a flight from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal) last-minute?
Booking your flight from PSM to PYM shortly before your getaway is usually more expensive. But if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a PSM to PYM flight and hotel package?
You can save money by booking a PSM to PYM flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your preferred flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Portsmouth Intl. Airport (PSM) to Plymouth, MA (PYM-Plymouth Municipal)?
It's generally possible to reschedule or cancel your PSM to PYM flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Portsmouth Intl.
Destination airport
Plymouth Municipal
Distance
81 mi

Book with confidence

Book with confidence

Portsmouth to Plymouth Flights

The cheapest times to fly from Portsmouth to Plymouth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portsmouth to Plymouth are during the month of . You can find some of the cheapest flights from Portsmouth to Plymouth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portsmouth to Plymouth

Sunday is one of the best days to book for cheap flights from Portsmouth to Plymouth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portsmouth to Plymouth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portsmouth to Plymouth in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portsmouth to Plymouth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portsmouth to Plymouth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portsmouth to Plymouth Flights

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*Available to One Key members.