Cheap Flights from Portsmouth (PSM) to Phoenix (PHX)

Popular airlines from Portsmouth, NH (PSM-Portsmouth Intl.) to Phoenix Sky Harbor Intl. Airport (PHX)

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Flights from Portsmouth (PSM) to Phoenix (PHX)
Origin airport
Portsmouth Intl.
Destination airport
Sky Harbor Intl.
Distance
2306 mi

Portsmouth to Phoenix Flights

The cheapest times to fly from Portsmouth to Phoenix

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

 

The best time to book a flight from Portsmouth to Phoenix

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

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 Phoenix in 2026. 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 Phoenix 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 Phoenix 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 Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX) cost?
Snag a cheap one-way flight or cheap return flight from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX)?
is the most affordable month to fly from PSM to PHX. Planning your trip for the off-season is often the key to finding better fares.
Which airlines fly direct from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX)?
There are no direct routes from Portsmouth, NH (PSM-Portsmouth Intl.) to Sky Harbor Intl. Airport (PHX). However, you'll find other airports that have nonstop flights. Board your plane at Logan Intl. Airport (BOS) and fly straight to Phoenix without any detours.
What is the cheapest airline that flies from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from PSM to PHX. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX)?
There are no daily direct flights available from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from PSM to PHX?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending on the time of year, carrier and other factors.*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 Sky Harbor Intl. Airport (PHX)?
To avoid possible delays on the Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Sky Harbor Intl. Airport (PHX) last-minute?
Waiting until just before your departure to book a flight from PSM to PHX often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of getting a bargain.
Is it cheaper to book a PSM to PHX flight and hotel package?
You'll typically save money by securing a PSM to PHX flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Portsmouth Intl. Airport (PSM) to Sky Harbor Intl. Airport (PHX)?
You can usually reschedule or cancel your PSM to PHX flight. However, for bookings made more than 24 hours ago, additional charges 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 details on our Customer Service portal.

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