Cheap flights from Tokyo to Seattle from $520

In general, December is the cheapest month to fly from Tokyo to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $318. If you don’t want to visit Seattle in December, then you should wait until February to fly from Tokyo, when ticket prices are also cheap, with an average price of $318.

On average, the least expensive day to fly to Seattle from Tokyo is on a Thursday. momondo users have found tickets for Thursday departures for as low as $797. 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 Tokyo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,054.

Flying to Seattle from Tokyo in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $906 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $1,459. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Tokyo Haneda to Seattle/Tacoma Intl for the best Tokyo - Seattle/Tacoma Intl flight prices

You could potentially save up to 5% on your flight if you consider stops on a Tokyo to Seattle flight.

Korean Air, Delta, and Asiana Airlines are the most popular carriers operating from Tokyo to Seattle/Tacoma Intl

Delta, ANA and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Tokyo according to our data. Delta is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between Tokyo and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 131 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.

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

According to our data, ANA have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

Manila (MNL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Vancouver (YVR) offer the lowest average round-trip price of $811.

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 13h 36m.

Manila (MNL) has the shortest average layover time for this route: 3h 40m.

The number of flights available between Tokyo and Seattle is 8 per day as of April 2026. The most frequent departure time is 5:00PM, with 59% of daily flights leaving in the afternoon.

62 flights are operational weekly from Tokyo to Seattle as of April 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.