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PDX to CSM: distance & flight time
Portland (Portland International Airport) → Clinton (Clinton Sherman Airport)
1,412 mi
2,272 km · 1,227 nm
3h 32m
estimated nonstop flight time
+2h
time difference · heading east
See live PDX→CSM fares Phone-only fares on this route — call free
Flight time details
1,412 miles nonstop takes roughly 3h 32m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- PDX — Portland International Airport · Portland, United States
- CSM — Clinton Sherman Airport · Clinton, 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 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
Near CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 mi away
Frequently asked questions
How far is PDX from CSM?
The flight distance from Portland (PDX) to Clinton (CSM) is 1,412 miles (2,272 km, 1,227 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PDX to CSM?
A nonstop flight takes about 3h 32m 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 Portland and Clinton?
Clinton is 2 hours ahead of Portland.
What is the cheapest way to fly from PDX to CSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PDX–CSM that never appear on search engines, with no booking fees.