PWM to SEA from $239 in economy

DLDelta Air Lines

Round Trip•Economy

PWM

Portland International Jetport

Portland, United States

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$500 USD

-52%$239 USD

Verified about 3 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$351 1$239 2$239 3$295 4$325 5$282 6$578 7$585 8$329 9$239 10$295 11$381 12$318 13$369 14$351 15$262 16$239 17$295 18$341 19$329 20$600 21$329 22$295 23$239 24$295 25$348 26$318 27$600 28$352 29$295 30$295 1$329 2$325 3$262 4$602

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Tuesday, September 1st, 2026

9 round-trip options

Returning

Sun, Sep 6, 2026•5 Day Trip

$318 USD

Google Flights

Returning

Mon, Sep 7, 2026•6 Day Trip

$399 USD

Google Flights

Returning

Tue, Sep 8, 2026•7 Day Trip

$399 USD

Google Flights

Returning

Wed, Sep 9, 2026•8 Day Trip

$295 USD

Google Flights

Returning

Fri, Sep 11, 2026•10 Day Trip

$341 USD

Google Flights

Returning

Sat, Sep 12, 2026•11 Day Trip

$329 USD

Google Flights

Returning

Sun, Sep 13, 2026•12 Day Trip

$399 USD

Google Flights

Returning

Mon, Sep 14, 2026•13 Day Trip

$329 USD

Google Flights

Returning

Tue, Sep 15, 2026•14 Day Trip

$239 USD

Google Flights

Portland (PWM) to Seattle / Tacoma (SEA) flight deal in economy from $239

Portland International Jetport

Seattle–Tacoma International Airport

September 2026

Tuesday, September 1st, 2026