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PSM to CLS: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Chehalis (Chehalis Centralia Airport)
2,519 mi
4,054 km · 2,189 nm
5h 24m
estimated nonstop flight time
-3h
time difference · heading northwest
See live PSM→CLS fares Phone-only fares on this route — call free
Flight time details
2,519 miles nonstop takes roughly 5h 24m gate to gate, flying northwest. 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
- CLS — Chehalis Centralia Airport · Chehalis, 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 CLS
- OLM · Olympia Regional Airport21 mi away
- SEA · Seattle Tacoma International Airport62 mi away
- GRF · Gray Army Air Field34 mi away
- KLS · Southwest Washington Regional Airport39 mi away
Frequently asked questions
How far is PSM from CLS?
The flight distance from Portsmouth (PSM) to Chehalis (CLS) is 2,519 miles (4,054 km, 2,189 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to CLS?
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.
Are there nonstop flights from PSM to CLS?
Nonstop service on PSM–CLS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 5h 24m nonstop estimate.
What is the time difference between Portsmouth and Chehalis?
Chehalis is 3 hours behind Portsmouth.
What is the cheapest way to fly from PSM to CLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–CLS that never appear on search engines, with no booking fees.
Why are some PSM to CLS fares phone-only?
Consolidator contracts let us sell certain PSM–CLS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.