Cheap flights from Seaside

View AU$82 flight on Sat, 19 Dec 2026Opens in a new window

Popular airlines from Seaside

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Southwest Airlines

  • Air Canada

  • Frontier Airlines

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Cheapest flights from Seaside

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 19 Oct - Mon, 26 Oct
PDX
Portland
SEA
Seattle
AU$164 Return, found 14 hours ago
AU$164
Return
found 14 hours ago
Select Alaska Airlines flight, departing Mon, 19 Oct from Portland to Seattle, returning Mon, 26 Oct, priced at AU$164 found 14 hours ago
Delta
Mon, 19 Oct - Mon, 26 Oct
PDX
Portland
SEA
Seattle
AU$164 Return, found 14 hours ago
AU$164
Return
found 14 hours ago
Select Delta flight, departing Mon, 19 Oct from Portland to Seattle, returning Mon, 26 Oct, priced at AU$164 found 14 hours ago
Alaska Airlines
Sat, 3 Oct - Mon, 5 Oct
PDX
Portland
SFO
San Francisco
AU$164 Return, found 5 days ago
AU$164
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 3 Oct from Portland to San Francisco, returning Mon, 5 Oct, priced at AU$164 found 5 days ago
Alaska Airlines
Mon, 2 Nov - Mon, 16 Nov
PDX
Portland
SFO
San Francisco
AU$164 Return, found 2 days ago
AU$164
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 2 Nov from Portland to San Francisco, returning Mon, 16 Nov, priced at AU$164 found 2 days ago
Delta
Sat, 3 Oct - Mon, 5 Oct
PDX
Portland
SFO
San Francisco
AU$178 Return, found 5 days ago
AU$178
Return
found 5 days ago
Select Delta flight, departing Sat, 3 Oct from Portland to San Francisco, returning Mon, 5 Oct, priced at AU$178 found 5 days ago
Alaska Airlines
Fri, 6 Nov - Tue, 17 Nov
PDX
Portland
SFO
San Francisco
AU$188 Return, found 2 days ago
AU$188
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 6 Nov from Portland to San Francisco, returning Tue, 17 Nov, priced at AU$188 found 2 days ago
Delta
Thu, 24 Sept - Mon, 28 Sept
PDX
Portland
SFO
San Francisco
AU$191 Return, found 5 days ago
AU$191
Return
found 5 days ago
Select Delta flight, departing Thu, 24 Sept from Portland to San Francisco, returning Mon, 28 Sept, priced at AU$191 found 5 days ago
American Airlines
Thu, 1 Oct - Tue, 6 Oct
PDX
Portland
SFO
San Francisco
AU$223 Return, found 18 hours ago
AU$223
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 1 Oct from Portland to San Francisco, returning Tue, 6 Oct, priced at AU$223 found 18 hours ago
United
Thu, 24 Sept - Mon, 28 Sept
PDX
Portland
SFO
San Francisco
AU$275 Return, found 5 days ago
AU$275
Return
found 5 days ago
Select United flight, departing Thu, 24 Sept from Portland to San Francisco, returning Mon, 28 Sept, priced at AU$275 found 5 days ago
Southwest Airlines
Fri, 9 Oct - Sun, 11 Oct
PDX
Portland
LAS
Las Vegas
AU$472 Return, found 1 day ago
AU$472
Return
found 1 day ago
Select Southwest Airlines flight, departing Fri, 9 Oct from Portland to Las Vegas, returning Sun, 11 Oct, priced at AU$472 found 1 day ago

Travel information

Flights from Seaside: Essential Travel Information

Cheapest flight from Seaside
AU$164 (roundtrip)
Best airlines to fly from Seaside
Alaska Airlines, Delta, American Airlines, United, Southwest Airlines
Cheapest month to fly from Seaside
October
Seaside IATA code
PDX
Seaside Country/State
Oregon
Airline ticket deals from Seaside
AU$164 - AU$472

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