Cheap flights from Tokyo Narita Airport to Seattle from $423

In general, September is the cheapest month to fly from Tokyo Narita Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Seattle in September, then you should wait until March to fly from Tokyo Narita Airport, when ticket prices are also cheap, with an average price of $0.

On average, the least expensive day to fly to Seattle from Tokyo Narita Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $899. 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 Narita Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,108.

Flying to Seattle from Tokyo Narita Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,051 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the evening, with an average ticket price of $1,310. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

There are 3 cabin classes available to choose from on Tokyo Narita Airport to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of November 2026, prices for Tokyo Narita Airport to Seattle flights are approximately 15% cheaper when compared to flights at the same time last year.

Historically, on average around 27% 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 113 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Monday 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, Alaska Airlines have had the least number of delays on this route over the last 12 months; with about 24% of their flights experiencing any sort of delay.

As of November 2026, there are 5 flights per day flying from Tokyo Narita Airport to Seattle. The most common time of day flights depart is 6:00PM, with 66% of flights taking off in the evening.

The number of flights available between Tokyo Narita Airport and Seattle is 36 per week as of November 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.