A gravel road winding through a dry grassland with steep cliffs on one side.

Cheap Flights from Portsmouth (PSM) to Pasco (PSC)

Popular airlines from Portsmouth, NH (PSM-Portsmouth Intl.) to Tri-Cities Airport (PSC)

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Frequently asked questions

How much is a flight from PSM to PSC?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from Portsmouth Intl. Airport (PSM) to Tri-Cities Airport was . Cheap fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portsmouth Intl. Airport (PSM) to Tri-Cities Airport (PSC)?
When it comes to cancellation fees, each airline has a different set of terms and conditions. If you decide to cancel your vacation, visit our Customer Service Portal.
How do I find cheap flights from PSM to Tri-Cities Airport (PSC) that have flexible change policies?
Flights from PSM to PSC with flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the fare difference, with no added fees to worry about.
How far is the flight from Portsmouth Intl. Airport at Pease to Tri-Cities Airport (PSC)?
It's around 3,800 kilometres from PSM to Tri-Cities Airport, so expect to be in your seat for a while. Keep yourself entertained by packing things like crossword puzzles or the latest bestseller.
Which airlines fly direct from Portsmouth Intl. Airport at Pease to Tri-Cities Airport?
There are no direct flights, so you'll have to make at least one stop between Portsmouth Intl. Airport at Pease and PSC. Use the layover time to stretch your legs and freshen up.
Are Portsmouth Intl. Airport at Pease to Tri-Cities Airport (PSC) flight tickets cheaper when they're purchased at the last minute?
It is possible to score great last-minute deals from PSM to Tri-Cities Airport (PSC), but it can also be hit-or-miss. As many airlines release prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can feel confident knowing you're always seeing the latest offers.

Travel information

Origin airport
Portsmouth Intl.
Destination airport
Tri-Cities
Distance
3754 km

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