There are most likely no direct flights on the Seattle — Portland route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Seattle to Portland. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Seattle to Portland, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Seattle — Portland route
In different months, ticket prices from Seattle to Portland vary: minimum — $120 (August 2026), maximum — $138 (July 2026). Typically, the flight costs $128–$265.
Flight prices from Seattle to Portland barely change from month to month. You can comfortably choose any convenient dates — there won't be a significant overpayment.
There is a slight difference: it's a bit cheaper in July 2026–August 2026 (averaging $129) and slightly more in June 2026–July 2026 ($133). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 3%. Book whenever it's convenient.
Monthly price variation is just 5.9%. Ticket costs on this route are among the most predictable.
We couldn't find any special offers for flights from Seattle to Portland
Seattle — Portland
07/09/2026
Departure
Direct flight
AS686
starting at $307
Everett — Portland
07/12/2026
Departure
Direct flight
AS2365
starting at $191
Seattle — Portland
07/25/2026
Departure
Direct flight
AS3090
starting at $200
Seattle — Portland
08/15/2026
Departure
Direct flight
AS686
starting at $202
starting at $122
You can fly from Seattle to Portland with Alaska Airlines. It is the only carrier on this route, which makes the choice straightforward. Despite the lack of competition, ticket prices remain affordable: fares start from $122. Our service helps you track price changes, compare by dates, and select the most suitable flight. If you value stability and predictability, flying with Alaska Airlines is a convenient solution. We make it easy to find good deals and ensure a comfortable booking process.
The cheapest flight ticket from Seattle to Portland according to data for the last 48 hours costs $122
Often the best time to buy tickets from Seattle to Portland is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Seattle to Portland can be found flying in these months: August, June, July.
The fastest flights from Seattle to Portland start from 56 minutes in the air.
The following airlines operate direct flights on the route Seattle — Portland: Alaska Airlines
The cheapest one-way flight from Seattle to Portland departs on 08/15/2026, is operated by Alaska Airlines and costs $122
There is no information about the cheapest roundtrip flight from Seattle to Portland
Fastest flight from Seattle to Portland takes 0h 56m
There are direct flights on this route 3 days a week: Su, Th, and Sa
The distance between Seattle and Portland is 225km (140 miles). There are 49 direct flights from Seattle to Portland. Seattle and Portland are in the same time zone. Flights from Seattle begin at 5:25 AM. The latest flight from Seattle departs at 11:03 PM