Cheap flights from Seattle to Japan from $350
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 Japan departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Cheap round-trip flights
KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Japan.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Japan.
Cheap last minute flights
Planning a quick getaway from Seattle to Japan? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Japan, so you can enjoy a seamless trip without layovers.
Asiana Airlines flights from Seattle to Japan
Our best Asiana Airlines deals on Seattle to Japan flight tickets
Asiana Airlines![Asiana Airlines]()
Oct 20![Asiana Airlines]()
Oct 29
SEA2:15 pmSeattle/Tacoma Intl
17h 15m
1 stop
HND11:30 pmTokyo Haneda
HND1:30 amTokyo Haneda
27h 05m
1 stop
SEA12:35 pmSeattle/Tacoma Intl
Asiana Airlines![Asiana Airlines]()
Sep 10![Asiana Airlines]()
Sep 16
SEA2:15 pmSeattle/Tacoma Intl
17h 15m
1 stop
HND11:30 pmTokyo Haneda
HND1:30 amTokyo Haneda
27h 00m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
China Airlines flights from Seattle to Japan
Our best China Airlines deals on Seattle to Japan flight tickets
China Airlines![China Airlines]()
Aug 31![China Airlines]()
Sep 15
SEA1:40 amSeattle/Tacoma Intl
23h 15m
1 stop
NRT4:55 pmTokyo Narita
NRT9:35 amTokyo Narita
26h 10m
1 stop
SEA7:45 pmSeattle/Tacoma Intl
China Airlines![China Airlines]()
Sep 7![China Airlines]()
Sep 15
SEA1:40 amSeattle/Tacoma Intl
18h 20m
1 stop
KIX12:00 pmOsaka Kansai Intl
KIX1:10 pmOsaka Kansai Intl
22h 35m
1 stop
SEA7:45 pmSeattle/Tacoma Intl
See travel insights to Japan from
How to get the cheapest flight ticket from Seattle to Japan
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
Prices
Airlines
Other information
What is the cheapest month to fly to Japan?
The month of February is, on average, the cheapest month to fly to Japan from Seattle, with most prices found around $905. If you aren’t able to travel to Japan during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $974.
What is the cheapest day to depart on your flight to Japan?
On average, the least expensive day to fly to Japan from Seattle is on a Monday. momondo users have found tickets for Monday departures for as low as $1,085. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seattle to Japan on a Saturday will generally be more expensive and average around $1,279. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Japan?
Flying to Japan from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,104 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to Japan, so prices are often more expensive at around $1,270 per ticket.
What is the cheapest Seattle/Tacoma Intl to Japan flight route?
Fly from Seattle/Tacoma Intl to Tokyo Narita for the best Seattle/Tacoma Intl - Japan flight prices
How far in advance should I book a flight to Japan?
You are more likely to see cheaper flights to Japan from Seattle when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,176 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Seattle for as low as $1,091 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Japan flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Japan?
Asiana Airlines, Air Canada, and ANA are the most popular carriers operating from Seattle/Tacoma Intl to Japan
What airlines fly to Japan?
ANA, Delta and Japan Airlines are the top three most popular airlines that fly to Japan from Seattle according to our data. ANA is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 16 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Japan on average per day?
The number of flights available between Seattle and Japan is 9 per day as of April 2025. The most frequent departure time is 1:00PM, with 77% of daily flights leaving in the afternoon.
How many flights depart from Seattle to Japan on average per week?
63 flights are operational weekly from Seattle to Japan as of April 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
Cheap Seattle to Japan flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Japan
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Japan?
Prices for flights from Seattle/Tacoma Intl Airport to Japan were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Japan?
There are 16 operators available for flights from Seattle/Tacoma Intl Airport to Japan as of April 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Japan?
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 Seattle/Tacoma Intl Airport to Japan.
What documentation or ID do you need to fly to Japan?
The necessary travel and health documents for your Japan 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.
What is the most popular plane model from Seattle to Japan?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Japan is Boeing 787-9 Dreamliner, representing 56.33% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 22.46%, Airbus A330-200 at 18.73%, and Airbus A330 at 1.01%.
Best airlines flying from Seattle to Japan
Compare and see reviews for airlines that fly from Seattle to Japan with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $117 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.9 2,393 reviews | |||
| PriceFrom $648 | Free Cancellation | Rating 8.2 443 reviews | |||
| PriceFrom $672 | Free Cancellation | Rating 8.3 853 reviews | |||
| PriceFrom $700 | Free Cancellation | Rating 8.0 9,918 reviews | |||
| PriceFrom $716 | Free Cancellation | Rating 8.4 1,063 reviews | |||
| PriceFrom $719 | Free Cancellation | Rating 7.2 145 reviews | |||
| PriceFrom $720 | Free Cancellation | Rating 8.3 1,453 reviews | |||
| PriceFrom $721 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $730 | Free Cancellation | Rating 8.3 727 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Japan?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Japan from Seattle.
Can I find flights from Seattle to Japan with flexible booking policies on momondo?
Yes. All flights to Japan from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to Japan?
momondo provides multiple filters to help you find the best flight to Japan from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seattle to Japan right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Seattle to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
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