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PSM to PDX: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Portland (Portland International Airport)
2,520 mi
4,055 km · 2,190 nm
5h 24m
estimated nonstop flight time
-3h
time difference · heading west
See live PSM→PDX fares Phone-only fares on this route — call free
Flight time details
2,520 miles nonstop takes roughly 5h 24m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- PDX — Portland International Airport · Portland, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Near PDX
- TTD · Portland Troutdale Airport10 mi away
- HIO · Portland Hillsboro Airport17 mi away
- KLS · Southwest Washington Regional Airport39 mi away
- SLE · Salem Municipal Airport/McNary Field51 mi away
Frequently asked questions
How far is PSM from PDX?
The flight distance from Portsmouth (PSM) to Portland (PDX) is 2,520 miles (4,055 km, 2,190 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to PDX?
A nonstop flight takes about 5h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Portsmouth and Portland?
Portland is 3 hours behind Portsmouth.
What is the cheapest way to fly from PSM to PDX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–PDX that never appear on search engines, with no booking fees.