Cheap Flights from Reading (RDG) to Portsmouth (PSM)

Popular airlines from Reading, PA (RDG-Reading Regional) to Portsmouth, NH (PSM-Portsmouth Intl.)

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Flights from Reading (RDG) to Portsmouth (PSM)
Origin airport
Reading Regional
Destination airport
Portsmouth Intl.
Distance
324 mi

Reading to Portsmouth Flights

The cheapest times to fly from Reading to Portsmouth

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 Reading to Portsmouth are during the month of . You can find some of the cheapest flights from Reading to Portsmouth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Reading to Portsmouth

Sunday is one of the best days to book for cheap flights from Reading to Portsmouth: 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 Reading to Portsmouth

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 Reading to Portsmouth 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 Reading to Portsmouth 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 Reading to Portsmouth 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.

 

Frequently asked questions

How much does a flight from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM) cost?
Get a cheap one-way flight or cheap return flight from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM) 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 Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM)?
The cheapest month to fly from RDG to PSM is , when there's less demand. Off-peak season is often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from RDG to PSM. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM)?
You'll need to catch a flight with a layover if you're traveling from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from RDG to PSM?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a number of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM)?
To avoid potential delays on the Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM) route, aim to travel before 3 PM. Later flights are 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 Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM) last-minute?
Booking your plane ticket from RDG to PSM right before your journey is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a RDG to PSM flight and hotel package?
You can save money by booking a RDG to PSM 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 it all in one convenient place. After selecting your preferred accommodations and flights, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Reading, PA (RDG-Reading Regional) to Portsmouth Intl. Airport (PSM)?
Generally, it's possible to reschedule or cancel your RDG to PSM flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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