Cheap flights from North America to Seattle from $79

In general, February is the cheapest month to fly from North America to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $283. If you don’t want to visit Seattle in February, then you should wait until January to fly from North America, when ticket prices are also cheap, with an average price of $296.

On average, the least expensive day to fly to Seattle from North America is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $470. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from North America because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $556.

Flying to Seattle from North America in the evening is the least expensive time of day to depart. momondo users have found prices as low as $465 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $580. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Los Angeles to Seattle/Tacoma Intl for the best North America - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $472 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from North America for as low as $423 on momondo.

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

Southwest, Delta, and Alaska Airlines are the most popular carriers operating from North America to Seattle/Tacoma Intl

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Seattle from North America according to our data. Alaska Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 13 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between North America and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

As of November 2026, there are 259 flights per day flying from North America to Seattle. The most common time of day flights depart is 7:00PM, with 38% of flights taking off at noon.

As of November 2026, there are 1,814 flights per week flying from North America to Seattle. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.