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SEA to PDX: distance & flight time
Seattle (Seattle Tacoma International Airport) → Portland (Portland International Airport)
129 mi
208 km · 112 nm
48m
estimated nonstop flight time
Same time
time difference · heading south
See live SEA→PDX fares Phone-only fares on this route — call free
Flight time details
129 miles nonstop takes roughly 48m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, 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 SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 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 SEA from PDX?
The flight distance from Seattle (SEA) to Portland (PDX) is 129 miles (208 km, 112 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to PDX?
A nonstop flight takes about 48m 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 cheapest way to fly from SEA to PDX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–PDX that never appear on search engines, with no booking fees.