FFL Helper

FFL Helper / Portland / Seattle

PDX → SEA

Portland to Seattle

Compare one-way fares for flights from Portland to Seattle.

Lowest fare $126
Distance 146 mi
Flight time 53m
Airports PDX–SEA
Search this route

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By month: August 2026 from $139 · September 2026 from $126 · October 2026 from $140

Price calendar

August 2026

From $139 · up to $182

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27 $182 28 $176 29 $139 30 $151 31 $150

September 2026

From $126

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Sun
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2 $126
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Upcoming dates

Seattle SEA

$126

Sep 02, 5:07am · 53m · 0 stops

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$139

Aug 29, 2:40pm · 7h 20m · 1 stop

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$140

Oct 30, 11:03am · 1h 2m · 0 stops

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$150

Aug 31, 6:20am · 1h · 0 stops

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$151

Aug 30, 6:20am · 1h · 0 stops

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$176

Aug 28, 5:07am · 53m · 0 stops

PDX → SEA · Alaska Airlines

Tickets

Seattle SEA

$182

Aug 27, 6:20am · 1h · 0 stops

PDX → SEA · Alaska Airlines

Tickets

About this route

This calendar shows dated one-way fares from Portland to Seattle. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Portland to Seattle.