Flight Routes from Portland Oregon to Seattle Tacoma

Compare cheap outbound and return flights from Portland-Oregon (PDX) to Seattle-Tacoma (SEA) and find the best offer from numerous airlines and travel agencies.

Trip type
Fastest flight
non-stop flights
256x / week
Flight distance
208 km
Time difference
none

Flight schedule from Portland-Oregon (PDX) to Seattle-Tacoma (SEA)

Select a travel date in the flight schedule for the route from Portland-Oregon (PDX) to Seattle-Tacoma (SEA) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsPDX–SEA · 38 of 38
fromto
dep.arr.
durationstopovers
  1. September 13 – 19, 2026
  2. September 20 – 26, 2026
  3. Sep 27 – Oct 3, 2026
    1. PDXSEA
      nonstop
      1. Alaska Airlines
    2. PDXSEA
      nonstop
      1. Delta Air Lines
    3. PDXSEA
      nonstop
      1. Alaska Airlines
    4. PDXSEA
      nonstop
      1. Delta Air Lines
    5. PDXSEA
      nonstop
      1. Delta Air Lines
    6. PDXSEA
      nonstop
      1. Alaska Airlines
    7. PDXSEA
      nonstop
      1. Alaska Airlines
    8. PDXSEA
      nonstop
      1. Delta Air Lines
    9. PDXSEA
      nonstop
      1. Alaska Airlines
    10. PDXSEA
      nonstop
      1. Alaska Airlines
    11. PDXSEA
      nonstop
      1. Alaska Airlines
    12. PDXSEA
      nonstop
      1. Alaska Airlines
    13. PDXSEA
      nonstop
      1. Delta Air Lines
    14. PDXSEA
      nonstop
      1. Delta Air Lines
    15. PDXSEA
      nonstop
      1. Alaska Airlines

      Tips and tricks to help you find cheap flights from Portland Oregon to Seattle Tacoma

      Favorite airline: Delta
      The most popular airline for flights from Portland-Oregon to Seattle-Tacoma is Delta.
      Delta
      67 %
      Spirit Airlines
      33 %
      Direct flights are cheaper
      Compared to direct flights, flights with a stopover on this route are on average 85 % more expensive.
      non stop flight
      1 stop
      05h 42min
      185 $US
      1 217 $US
      The favorite connection is non-stop
      67 % of all bookings on the route Portland-Oregon to Seattle-Tacoma are for non-stop flights.
      Route
      bookings
      Direct flights
      from 185 $US
      67 %
      1 stopover Las Vegas - McCarran International Airport, NV
      05h 42min, from 1 217 $US
      33 %

      Important flight information

      Discover more flights around Portland-Oregon and Seattle-Tacoma

      Departure airport Airport Portland International Airport, Oregon (PDX)
      Arrival airport Airport Seattle-Tacoma International Airport, WA (SEA)
      Destination country Flights to United States
      Departure airport - Destination country Portland International Airport, Oregon - United States
      Alternative routes to United States
      Alternative flights to Seattle-Tacoma
      Flight destinations with a similar price