Cheap Flights from Portsmouth (PSM) to Portland (PDX)

Popular airlines from Portsmouth, NH (PSM-Portsmouth Intl.) to Portland International Airport (PDX)

Frequently asked questions

How much does a flight from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX) cost?
Grab a cheap one-way flight or cheap return flight from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between PSM and PDX. You'll usually find the lowest prices during the off-season.
Which airlines fly direct from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX)?
Although Portsmouth, NH (PSM-Portsmouth Intl.) doesn't offer any direct flights to Portland Intl. Airport (PDX), other airports have nonstop options. Leaving from Logan Intl. Airport (BOS) will get you to Portland without any layovers.
What is the cheapest airline that flies from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX)?
To find the cheapest airline that'll fly you from PSM to PDX, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX)?
You'll need to catch a flight with a layover when traveling from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PSM to PDX?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on various factors, including the carrier and season.*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 Portland Intl. Airport (PDX)?
To land at Portland Intl. Airport (PDX) on schedule, pick a flight that leaves from Portsmouth Intl. Airport (PSM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Portland Intl. Airport (PDX) last-minute?
Booking your ticket from PSM to PDX just before your getaway is generally more expensive. However, if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a PSM to PDX flight and hotel package?
You'll generally save money by booking a PSM to PDX 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 place. Once you've selected your ideal flights and accommodations, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Portsmouth Intl. Airport (PSM) to Portland Intl. Airport (PDX)?
If you reserved your PSM to PDX flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Portsmouth Intl.
Destination airport
Portland Intl.
Distance
2519 mi

Book with confidence

Portsmouth to Portland Flights

The cheapest times to fly from Portsmouth to Portland

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

 

The best time to book a flight from Portsmouth to Portland

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

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 Portland 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 Portland 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 Portland 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 Portland Flights

Explore a world of travel with Expedia

*Available to One Key members.