US$124️ Cheap Flights from Seattle to Portland (2024)

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Seattle to Portland - Flights Starting at US$124

Book one-way or return flights from Seattle to Portland from as little as US$124. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

We've found these cheap flights for you. You may book a one-way or round trip as per your needs.

We monitor flight fares to help you seize the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Seattle to Portland

View airlines operating flights from Seattle to Portland. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines

From US$124

American Airlines

From US$129

United Airlines

From US$165

Delta Air Lines

From US$200

Sun Country Airlines

From US$212

Frontier Airlines

From US$245

Jetblue Airways

From US$479

ANA airlines

Find more flights and airlines

Alternative Routes from Seattle to Portland

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Seattle to Portland.

Cheapest
SEA
22:49
19h 47m
1 transfer
PWM
21:36
Seattle-Tacoma International Airport - Portland International Jetport
Sat, May 25Alaska Airlines
US$124
SEA
22:49
19h 47m
1 transfer
PWM
21:36
Seattle-Tacoma International Airport - Portland International Jetport
Sat, May 25Alaska Airlines
US$124
Find More Flights

Frequently Asked Questions

When are flight tickets from Seattle (SEA) to Portland (PWM) the cheapest?
Airlines adjust prices for flights from Seattle to Portland based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Seattle (SEA) to Portland (PWM) cost?
According to Trip.com's data, the lowest price is around $724.

How to find a cheap flight from Seattle to Portland

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Portland. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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