Question 1

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

Accepted Answer

Flights via Incheon (ICN) offer the lowest average round-trip price of $595.

Question 2

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

Accepted Answer

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 15h 23m.

Question 3

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

Accepted Answer

According to our data, ANA have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Question 4

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

Accepted Answer

ANA, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tokyo Haneda

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

As of December 2025, prices for Seattle to Tokyo Haneda Airport flights are approximately 39% cheaper when compared to flights at the same time last year.

Question 7

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

Accepted Answer

Our data shows that the cheapest Seattle to Tokyo Haneda Airport flights are usually those with departure times in the afternoon. Our users have found flights to Tokyo Haneda Airport in the afternoon for as low as $847. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,001 on average. Flights to Tokyo Haneda Airport from Seattle in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Question 8

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

Accepted Answer

You are more likely to see cheaper flights to Tokyo Haneda Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo Haneda Airport for around $931 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo Haneda Airport from Seattle for as low as $859 on momondo.

Question 9

How often are flights from Seattle to Tokyo delayed?

Accepted Answer

Historically, on average around 13% 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 137 minutes.

Question 10

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

Accepted Answer

According to our data, Monday is the cheapest day to fly to Tokyo Haneda Airport from Seattle. The lowest ticket price found for a Monday departure recently was $835. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Tokyo Haneda Airport is Friday, with ticket prices averaging around $939.

Question 11

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

Accepted Answer

12 flights are operational weekly from Seattle to Tokyo Haneda Airport as of December 2025. The most popular departure day for this route is Mon, with 42% of flights per week taking off on this day.

Question 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

The number of flights available between Seattle and Tokyo Haneda Airport is 1 per day as of December 2025. The most frequent departure time is 3:00PM, with 55% of daily flights leaving in the afternoon.

Question 14

What airlines fly to Tokyo Haneda Airport?

Accepted Answer

ANA, Delta and United Airlines are the top three most popular airlines that fly to Tokyo Haneda Airport from Seattle according to our data. ANA is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Tokyo Haneda Airport. Keep in mind that there are 8 different airlines that fly to Tokyo Haneda Airport on a routine basis, so you have a few additional options to choose from.

Question 15

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

Accepted Answer

In general, February is the cheapest month to fly from Seattle to Tokyo Haneda Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $766. The month of September is another great option to travel to Tokyo Haneda Airport, with average flight prices from Seattle averaging around $785.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

Honolulu (HNL) has the shortest average layover time for this route: 2h 33m.

Question 18

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

Accepted Answer

Honolulu (HNL) was the most common stop: 55% of momondo users choosing 1-stop flights on this route connected there.

Question 19

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

Accepted Answer

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

Question 20

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

Accepted Answer

Prices for flights from Seattle/Tacoma Intl Airport to Tokyo Haneda Airport are refreshed on a daily basis.

Question 21

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

Accepted Answer

There are 8 operators available for flights from Seattle/Tacoma Intl Airport to Tokyo Haneda Airport as of December 2025.

Question 22

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tokyo Haneda 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 Haneda Airport.

Question 23

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

Accepted Answer

The necessary travel and health documents for your Tokyo Haneda 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	$360
Fastest flight time	10h 25m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $359	Free Cancellation	Rating 7.8 2,821 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $390	Free Cancellation	Rating 8.0 11,575 reviews	Search Alaska Airlines flights
Asiana Airlines	PriceFrom $591	Free Cancellation	Rating 8.2 502 reviews	Search Asiana Airlines flights
Japan Airlines	PriceFrom $636	Free Cancellation	Rating 8.3 1,663 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $643	Free Cancellation	Rating 7.4 9,123 reviews	Search United Airlines flights
ANA	PriceFrom $645	Free Cancellation	Rating 8.4 1,050 reviews	Search ANA flights
Delta	PriceFrom $679	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta flights
Philippine Airlines	PriceFrom $732	Free Cancellation	Rating 7.3 944 reviews	Search Philippine Airlines flights

Cheap flights from Seattle to Tokyo from $331

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 1/14. 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 Haneda Airport

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

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

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

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

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

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

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

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

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

As of December 2025, prices for Seattle to Tokyo Haneda Airport flights are approximately 39% cheaper when compared to flights at the same time last year.

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

ANA, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tokyo Haneda

What airlines fly to Tokyo Haneda Airport?

How often are flights from Seattle to Tokyo delayed?

Historically, on average around 13% 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 137 minutes.

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

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

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

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday 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, ANA have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

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

Honolulu (HNL) was the most common stop: 55% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Incheon (ICN) offer the lowest average round-trip price of $595.

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

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 15h 23m.

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

Honolulu (HNL) has the shortest average layover time for this route: 2h 33m.

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

The number of flights available between Seattle and Tokyo Haneda Airport is 1 per day as of December 2025. The most frequent departure time is 3:00PM, with 55% of daily flights leaving in the afternoon.

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

12 flights are operational weekly from Seattle to Tokyo Haneda Airport as of December 2025. The most popular departure day for this route is Mon, with 42% of flights per week taking off on this day.

When to book flights from Seattle to Tokyo Haneda Airport

Cheap Seattle to Tokyo Haneda Airport (SEA to HND) flight deals and tips

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

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

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

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

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What is the most popular airline from Seattle to Tokyo Haneda Airport?

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