Cheap flights from Seattle to Oregon from $79

The month of January is, on average, the cheapest month to fly to Oregon from Seattle, with most prices found around $99. The month of August is another great option to travel to Oregon, with average flight prices from Seattle averaging around $137.

On average, the least expensive day to fly to Oregon from Seattle is on a Friday. momondo users have found tickets for Friday departures for as low as $345. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Sunday, with ticket prices averaging around $439.

According to our data, the cheapest time of day to fly to Oregon is in the morning. momondo users have found flights departing from Seattle to Oregon in the morning for as low as $365. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly at noon, with an average ticket price of $457. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Seattle/Tacoma Intl to Eugene for the best Seattle/Tacoma Intl - Oregon flight prices

You are more likely to see cheaper flights to Oregon from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Seattle for as low as $127 on momondo.

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Oregon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, Alaska Airlines, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Oregon

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Oregon from Seattle according to our data. Alaska Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 4 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

As of April 2026, 146 flights take off from Seattle and land in Oregon each day. The most common flight departure time for this route is 3:00PM, with 39% of daily flights taking off in the evening.

As of April 2026, there are 1,027 flights per week flying from Seattle to Oregon. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.