Cheap Flights from Portland International Airport to Seattle (SEA) Find and Compare the Best Airline Deals | Skyticket

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2025/10
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Portland (Oregon)－Seattle-Tacoma Airport
October Lowest Airfares
USD138

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－Seattle-Tacoma Airport
November Lowest Airfares
USD190

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－Seattle-Tacoma Airport
December Lowest Airfares
USD177

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－Seattle-Tacoma Airport
January Lowest Airfares
USD218

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－Seattle-Tacoma Airport
February Lowest Airfares
USD220

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－Seattle
Estimated Flight Time
0 Hours 53 Minutes
Portland (Oregon)－Seattle
Number of Operating Airlines
6

Operating Airlines for Portland (Oregon)－Seattle-Tacoma Airport Route
Non-StopDelta Air Lines

Non-StopAlaska Airlines

Non-StopLinear Air

American Airlines

Hawaiian Airlines

United Airlines

Other Destinations from:Portland (Oregon)

Portland (Oregon)－Boston(Logan)
USD196〜
Portland (Oregon)－Washington D.C(Baltimore-Washington)
USD261〜
Portland (Oregon)－Washington D.C(Ronald Reagan Washington National)
USD315〜
Portland (Oregon)－Washington D.C(Washington Dulles)
USD339〜
Portland (Oregon)－Chicago(Midway)
USD178〜
Portland (Oregon)－Chicago(O'Hare)
USD205〜
Portland (Oregon)－Dallas(/Fort Worth)
USD224〜
Portland (Oregon)－Dallas(Love Field)
USD348〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Albuquerque Sunport－Seattle(-Tacoma)
USD200〜
Aberdeen Regional Airport－Seattle(-Tacoma)
USD568〜
Albany Airport－Seattle(-Tacoma)
USD516〜
* Fares vary in accordance to seat availability