Cheap flights from Japan to Seattle from $367
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Japan to Seattle departing on 9/10. 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 Japan to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, April is the cheapest month to fly from Japan to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $865. If you don’t want to visit Seattle in April, then you should wait until May to fly from Japan, when ticket prices are also cheap, with an average price of $924.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Japan is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,022. 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 Japan because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,157.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Japan in the morning is the least expensive time of day to depart. momondo users have found prices as low as $958 when looking at flights departing in the morning. Flights to Seattle are more costly in the evening, with an average ticket price of $1,728. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Japan to Seattle/Tacoma Intl flight route?
Fly from Tokyo Narita to Seattle/Tacoma Intl for the best Japan - Seattle/Tacoma Intl flight prices
What is the cheapest airline that flies from Japan to Seattle/Tacoma Intl?
Air Canada, China Airlines, and Philippine Airlines are the most popular carriers operating from Japan to Seattle/Tacoma Intl
What airlines fly to Seattle?
Delta, EVA Air and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Japan according to our data. Delta is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Japan to Seattle on average per day?
10 flights are operational daily from Japan to Seattle as of June 2025. The most popular departure time for this route is 5:00PM, with 50% of flights per day taking off in the afternoon.
How many flights depart from Japan to Seattle on average per week?
As of June 2025, 71 flights take off from Japan and land in Seattle each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
Cheap Japan to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Japan to Seattle
When did momondo last update prices for flights from Japan to Seattle/Tacoma Intl Airport?
Prices for flights from Japan to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Japan to Seattle/Tacoma Intl Airport?
As of June 2025, there are 7 operators available to choose from for flights from Japan to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Japan to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Japan to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Japan to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Japan to Seattle is Boeing 787-9 Dreamliner (50.31% of total bookings). The next most popular plane models are Airbus A330-200 (23.43%), Boeing 787-8 Dreamliner (9.72%), and Boeing 787-10 Dreamliner (4.96%).
Best airlines flying from Japan to Seattle
Compare and see reviews for airlines that fly from Japan to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $397 | Free Cancellation | Rating 7.8 2,533 reviews | |||
| PriceFrom $453 | Free Cancellation | Rating 8.4 892 reviews | |||
| PriceFrom $708 | Free Cancellation | Rating 9.0 187 reviews | |||
| PriceFrom $741 | Free Cancellation | Rating 8.0 7,969 reviews | |||
| PriceFrom $762 | Free Cancellation | Rating 8.4 1,210 reviews | |||
| PriceFrom $812 | Free Cancellation | Rating 8.3 745 reviews | |||
| PriceFrom $852 | Free Cancellation | Rating 8.2 449 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Japan to Seattle?
Finding the right flight to Seattle from Japan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Japan to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from Japan which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Japan to Seattle?
Once all potential Japan to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Japan to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Japan to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.