Question 1

How have Seattle to Tokyo Narita Airport flight prices changed over time?

Accepted Answer

As of December 2025, prices for Seattle to Tokyo Narita Airport flights are approximately 46% cheaper when compared to flights at the same time last year.

Question 2

What is the cheapest day to depart on your flight to Tokyo Narita Airport?

Accepted Answer

On average, the least expensive day to fly to Tokyo Narita Airport from Seattle is on a Monday. momondo users have found tickets for Monday departures for as low as $868. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,097. These prices are subject to change though, so be sure to set up a Price Alert for flights to Tokyo Narita Airport.

Question 3

What is the cheapest airline that flies from Seattle/Tacoma Intl to Tokyo Narita?

Accepted Answer

Japan Airlines and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tokyo Narita

Question 4

What is the cheapest time of day to depart on your flight to Tokyo Narita Airport?

Accepted Answer

In the morning is the cheapest time of day to fly from Seattle to Tokyo Narita Airport when you can find flight prices for as low as $875. Flying to Tokyo Narita Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $1,198. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 5

Which airport is the most popular layover for flights between Seattle and Tokyo Narita Airport?

Accepted Answer

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

Question 6

What cabin class options are available on Seattle/Tacoma Intl to Tokyo Narita flights?

Accepted Answer

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

Question 7

Which airline has the best punctuality record on Seattle to Tokyo flights?

Accepted Answer

According to our data, Japan 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.

Question 8

How many flights depart from Seattle to Tokyo Narita Airport on average per week?

Accepted Answer

The number of flights available between Seattle and Tokyo Narita Airport is 42 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Question 9

Which layover airport has the shortest travel time from Seattle to Tokyo Narita Airport?

Accepted Answer

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 12h 55m.

Question 10

How many flights depart from Seattle to Tokyo Narita Airport on average per day?

Accepted Answer

As of December 2025, there are 6 flights per day flying from Seattle to Tokyo Narita Airport. The most common time of day flights depart is 12:00PM, with 100% of flights taking off in the afternoon.

Question 11

How far in advance should I book a flight to Tokyo Narita Airport?

Accepted Answer

You are more likely to see cheaper flights to Tokyo Narita Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo Narita Airport for around $949 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo Narita Airport from Seattle for as low as $849 on momondo.

Question 12

What is the cheapest month to fly to Tokyo Narita Airport?

Accepted Answer

The month of January is, on average, the cheapest month to fly to Tokyo Narita Airport from Seattle, with most prices found around $771. If you are unable to visit Tokyo Narita Airport during the month of January, then departing from Seattle during the month February is also very affordable. Most momondo users find prices during this month for around $771.

Question 13

How often are flights from Seattle to Tokyo delayed?

Accepted Answer

Historically, on average around 21% of flights between Seattle and Tokyo have experienced a delay on any given week. The average delay length over the past 12 months has been 104 minutes.

Question 14

Can stopping save me money on Seattle to Tokyo Narita Airport flights?

Accepted Answer

You could potentially save up to 12% on your flight if you consider stops on a Seattle to Tokyo Narita Airport flight.

Question 15

What is the cheapest Seattle/Tacoma Intl to Tokyo Narita flight route?

Accepted Answer

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

Question 16

Which layover airport offers the lowest fares from Seattle to Tokyo Narita Airport?

Accepted Answer

Flights via Incheon (ICN) offer the lowest average round-trip price of $762.

Question 17

Which layover airport has the shortest connection time from Seattle to Tokyo Narita Airport?

Accepted Answer

Vancouver (YVR) has the shortest average layover time for this route: 2h 46m.

Question 18

What airlines fly to Tokyo Narita Airport?

Accepted Answer

Japan Airlines, Alaska Airlines and Hawaiian Airlines are the top three most popular airlines that fly to Tokyo Narita Airport from Seattle according to our data. Japan Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Tokyo Narita Airport. Keep in mind that there are 10 different airlines that fly to Tokyo Narita Airport on a routine basis, so you have a few additional options to choose from.

Question 19

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

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

Question 20

What is the most punctual flight time for Seattle to Tokyo flights?

Accepted Answer

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

Question 21

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

Accepted Answer

Prices for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport were last updated today.

Question 22

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

Accepted Answer

As of December 2025, there are 10 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport.

Question 23

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tokyo Narita Airport.

Question 24

What documentation or ID do you need to fly to Tokyo Narita Airport?

Accepted Answer

The necessary travel and health documents for your Tokyo Narita Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best Price Found	$395
Fastest flight time	10h 00m
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Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $589	Free Cancellation	Rating 7.1 10,517 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $634	Free Cancellation	Rating 8.2 492 reviews	Search Asiana Airlines flights
ANA	PriceFrom $662	Free Cancellation	Rating 8.4 1,021 reviews	Search ANA flights
Hawaiian Airlines	PriceFrom $669	Free Cancellation	Rating 7.8 2,817 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $692	Free Cancellation	Rating 8.0 11,432 reviews	Search Alaska Airlines flights
Japan Airlines	PriceFrom $699	Free Cancellation	Rating 8.3 1,653 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $704	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
United Airlines	PriceFrom $716	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Delta	PriceFrom $723	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $799	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights

Cheap flights from Seattle to Tokyo from $335

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Tokyo departing on 3/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Seattle to Tokyo Narita Airport

What is the cheapest month to fly to Tokyo Narita Airport?

What is the cheapest day to depart on your flight to Tokyo Narita Airport?

What is the cheapest time of day to depart on your flight to Tokyo Narita Airport?

What is the cheapest Seattle/Tacoma Intl to Tokyo Narita flight route?

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

How far in advance should I book a flight to Tokyo Narita Airport?

What cabin class options are available on Seattle/Tacoma Intl to Tokyo Narita flights?

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

Can stopping save me money on Seattle to Tokyo Narita Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Seattle to Tokyo Narita Airport flight.

How have Seattle to Tokyo Narita Airport flight prices changed over time?

As of December 2025, prices for Seattle to Tokyo Narita Airport flights are approximately 46% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Tokyo Narita?

Japan Airlines and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tokyo Narita

What airlines fly to Tokyo Narita Airport?

How often are flights from Seattle to Tokyo delayed?

Historically, on average around 21% of flights between Seattle and Tokyo have experienced a delay on any given week. The average delay length over the past 12 months has been 104 minutes.

What is the most punctual flight time for Seattle to Tokyo flights?

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

What day of the week experiences the fewest flight delays on this route?

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

Which airline has the best punctuality record on Seattle to Tokyo flights?

According to our data, Japan 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.

Which airport is the most popular layover for flights between Seattle and Tokyo Narita Airport?

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

Which layover airport offers the lowest fares from Seattle to Tokyo Narita Airport?

Flights via Incheon (ICN) offer the lowest average round-trip price of $762.

Which layover airport has the shortest travel time from Seattle to Tokyo Narita Airport?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 12h 55m.

Which layover airport has the shortest connection time from Seattle to Tokyo Narita Airport?

Vancouver (YVR) has the shortest average layover time for this route: 2h 46m.

How many flights depart from Seattle to Tokyo Narita Airport on average per day?

As of December 2025, there are 6 flights per day flying from Seattle to Tokyo Narita Airport. The most common time of day flights depart is 12:00PM, with 100% of flights taking off in the afternoon.

How many flights depart from Seattle to Tokyo Narita Airport on average per week?

The number of flights available between Seattle and Tokyo Narita Airport is 42 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When to book flights from Seattle to Tokyo Narita Airport

Cheap Seattle to Tokyo Narita Airport (SEA to NRT) flight deals and tips

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When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tokyo Narita Airport?

What documentation or ID do you need to fly to Tokyo Narita Airport?

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