Cheap Flights from Seattle to Willamette Valley

View €69 flight on Sat, 30 Aug 2025Opens in a new window

Popular airlines from Seattle to Willamette Valley

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Southwest Airlines

    Southwest Airlines

  • United

    United

  • American Airlines

    American Airlines

  • Hawaiian Airlines

    Hawaiian Airlines

  • Frontier Airlines

    Frontier Airlines

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Cheap flights from Seattle to Willamette Valley (SEA-RDM)

Prices were available within the past 7 days and start at €69 for one-way flights and €112 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 30 Aug - Sun, 31 Aug
SEA
Seattle
RDM
Redmond
€112 Return, found 5 days ago
€112
Return
found 5 days ago
Select Delta flight, departing Sat, 30 Aug from Seattle to Redmond, returning Sun, 31 Aug, priced at €112 found 5 days ago
Delta
Sat, 30 Aug - Sun, 31 Aug
SEA
Seattle
PDX
Portland
€119 Return, found 1 day ago
€119
Return
found 1 day ago
Select Delta flight, departing Sat, 30 Aug from Seattle to Portland, returning Sun, 31 Aug, priced at €119 found 1 day ago
United
Tue, 21 Oct - Fri, 28 Nov
SEA
Seattle
PDX
Portland
€229 Return, found 2 days ago
€229
Return
found 2 days ago
Select United flight, departing Tue, 21 Oct from Seattle to Portland, returning Fri, 28 Nov, priced at €229 found 2 days ago
American Airlines
Tue, 21 Oct - Fri, 28 Nov
SEA
Seattle
PDX
Portland
€233 Return, found 2 days ago
€233
Return
found 2 days ago
Select American Airlines flight, departing Tue, 21 Oct from Seattle to Portland, returning Fri, 28 Nov, priced at €233 found 2 days ago
Alaska Airlines
Sat, 30 Aug - Sun, 31 Aug
PAE
Seattle
MFR
Medford
€652 Return, found 4 days ago
€652
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 30 Aug from Seattle to Medford, returning Sun, 31 Aug, priced at €652 found 4 days ago
Hawaiian Airlines
Sat, 6 Sep - Sun, 7 Sep
SEA
Seattle
PDX
Portland
€1,221 Return, found 2 days ago
€1,221
Return
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, 6 Sep from Seattle to Portland, returning Sun, 7 Sep, priced at €1,221 found 2 days ago

Find the cheapest month to fly from Seattle (SEA) to Portland (PDX)

January is typically the cheapest month to fly

From €66 - €187 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.