Cheap flights from Oregon to Seattle from $108

In general, April is the cheapest month to fly from Oregon to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $151. If you don’t want to visit Seattle in April, then you should wait until February to fly from Oregon, when ticket prices are also cheap, with an average price of $155.

On average, the least expensive day to fly to Seattle from Oregon is on a Thursday. momondo users have found tickets for Thursday departures for as low as $668. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Oregon because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $934.

Flying to Seattle from Oregon in the morning is the least expensive time of day to depart. momondo users have found prices as low as $784 when looking at flights departing in the morning. Flights to Seattle are more costly at noon, with an average ticket price of $980. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Seattle from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $256 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Oregon for as low as $167 on momondo.

There are 4 cabin classes available to choose from on Oregon to Seattle 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 United Airlines are the most popular carriers operating from Oregon to Seattle/Tacoma Intl

Alaska Airlines, Delta and Air Excursions are the top three most popular airlines that fly to Seattle from Oregon according to our data. Alaska Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

64 flights are operational daily from Oregon to Seattle as of November 2026. The most popular departure time for this route is 12:00PM, with 42% of flights per day taking off at noon.

The number of flights available between Oregon and Seattle is 452 per week as of November 2026. The most frequent departure day is Sun, with 25% of weekly flights leaving on this day.