Cheap flights from Seattle to North America from $78

The month of January is, on average, the cheapest month to fly to North America from Seattle, with most prices found around $310. If you are unable to visit North America during the month of January, then departing from Seattle during the month March is also very affordable. Most momondo users find prices during this month for around $346.

The cheapest day to depart from Seattle to North America is on a Wednesday. Travelers who choose to depart for North America on a Wednesday will often find tickets for as low as $451. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to North America on Monday is $538.

The cheapest time of day to fly to North America is in the afternoon when flights can be purchased for as low as $453. Try not to purchase tickets in the morning because they tend to be around $486. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to North America from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to North America for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to North America from Seattle for as low as $369 on momondo.

There are 4 cabin classes available to choose from on Seattle to North America 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 Seattle/Tacoma Intl to North America

Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to North America from Seattle according to our data. Alaska Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to North America. Keep in mind that there are 13 different airlines that fly to North America on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Seattle and North America have experienced a delay on any given week. The average delay length over the past 12 months has been 137 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening 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, American Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

As of October 2026, 147 flights take off from Seattle and land in North America each day. The most common flight departure time for this route is 7:00AM, with 41% of daily flights taking off at noon.

1,032 flights are operational weekly from Seattle to North America as of October 2026. The most popular departure day for this route is Wed, with 44% of flights per week taking off on this day.