Cheap flights from Seattle to Tokyo from $338

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 1/27. 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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Air Canada Logo
5:50 am - 4:20 pmSEA-NRT
17h 30m1 stop
Air Canada Logo
6:15 pm - 9:31 amNRT-SEA
32h 16m1 stop
$625Air Canada
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Thu, Jan 15 - Sat, Jan 31
Japan Airlines Logo
8:25 am - 5:20 pmSEA-HND
15h 55m1 stop
Japan Airlines Logo
6:05 pm - 4:42 pmHND-SEA
15h 37m1 stop
$625Japan Airlines
Find Deal
Tue, Jan 27 - Wed, Feb 11
Japan Airlines Logo
11:43 am - 4:00 pmSEA-NRT
35h 17m1 stop
Japan Airlines Logo
7:20 pm - 8:58 amNRT-SEA
30h 38m1 stop
$626Japan Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 21
Japan Airlines Logo
8:25 am - 5:20 pmSEA-HND
15h 55m1 stop
Japan Airlines Logo
6:05 pm - 4:47 pmHND-SEA
15h 42m1 stop
$627Japan Airlines
Find Deal
Tue, Jan 20 - Tue, Jan 27
ANA Logo
3:45 pm - 7:15 pmSEA-HND
10h 30mnonstop
ANA Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$630ANA
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Wed, Jan 28 - Sat, Feb 7
Alaska Airlines Logo
12:20 pm - 4:00 pmSEA-NRT
10h 40mnonstop
Alaska Airlines Logo
6:30 pm - 10:40 amNRT-SEA
9h 10mnonstop
$630Alaska Airlines
Find Deal
Sat, Jan 17 - Sat, Jan 24
ANA Logo
3:45 pm - 7:15 pmSEA-HND
10h 30mnonstop
ANA Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$631ANA
Find Deal
Sat, Jan 31 - Sat, Feb 14
Multiple Airlines Logo
11:08 pm - 4:00 pmSEA-NRT
23h 52m1 stop
Multiple Airlines Logo
5:05 pm - 5:00 pmNRT-SEA
16h 55m1 stop
$633Multiple Airlines
Find Deal
Sat, Feb 21 - Fri, Mar 6
United Airlines Logo
9:00 am - 9:10 pmSEA-HND
19h 10m1 stop
United Airlines Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$634United Airlines
Find Deal
Thu, Jan 15 - Sat, Jan 31
United Airlines Logo
9:00 am - 9:10 pmSEA-HND
19h 10m1 stop
United Airlines Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$635United Airlines
Find Deal
Thu, Jan 15 - Sat, Jan 31

Alaska Airlines flights from Seattle to Tokyo

Our best Alaska Airlines deals on Seattle to Tokyo flight tickets
Alaska Airlines
Jan 17
SEA12:20 pmSeattle/Tacoma Intl
10h 40m
NRT4:00 pmTokyo Narita
Jan 24
NRT6:30 pmTokyo Narita
9h 10m
SEA10:40 amSeattle/Tacoma Intl
Alaska Airlines
Jan 15
SEA12:20 pmSeattle/Tacoma Intl
10h 40m
NRT4:00 pmTokyo Narita
Jan 29
NRT6:30 pmTokyo Narita
9h 10m
SEA10:40 amSeattle/Tacoma Intl
Alaska Airlines
Jan 12
SEA12:20 pmSeattle/Tacoma Intl
10h 40m
NRT4:00 pmTokyo Narita
Jan 24
NRT6:30 pmTokyo Narita
9h 10m
SEA10:40 amSeattle/Tacoma Intl

Korean Air flights from Seattle to Tokyo

Our best Korean Air deals on Seattle to Tokyo flight tickets
Korean Air
Jan 17
SEA7:15 amSeattle/Tacoma Intl
22h 35m
2 stops
HND10:50 pmTokyo Haneda
Jan 25
HND2:00 amTokyo Haneda
24h 00m
1 stop
SEA9:00 amSeattle/Tacoma Intl
Korean Air
Feb 25
SEA11:00 amSeattle/Tacoma Intl
18h 50m
1 stop
HND10:50 pmTokyo Haneda
Mar 7
HND3:00 amTokyo Haneda
23h 00m
1 stop
SEA9:00 amSeattle/Tacoma Intl
Korean Air
Jan 12
SEA7:15 amSeattle/Tacoma Intl
20h 50m
2 stops
NRT9:05 pmTokyo Narita
Jan 25
NRT8:40 pmTokyo Narita
29h 20m
1 stop
SEA9:00 amSeattle/Tacoma Intl

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Tokyo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from Seattle to Tokyo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 1/15

5:50 am-4:20 pm

1 stop17h 30m

Tokyo Narita

Sat 1/31

6:15 pm-9:31 am

1 stop32h 16m

$625

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 1/27

8:25 am-5:20 pm

1 stop15h 55m

Tokyo Haneda

Wed 2/11

6:05 pm-4:42 pm

1 stop15h 37m

$625

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 1/12

11:43 am-4:00 pm

1 stop35h 17m

Tokyo Narita

Wed 1/21

7:20 pm-8:58 am

1 stop30h 38m

$626

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 1/20

8:25 am-5:20 pm

1 stop15h 55m

Tokyo Haneda

Tue 1/27

6:05 pm-4:47 pm

1 stop15h 42m

$627

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 1/28

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 2/7

9:15 pm-1:20 pm

Nonstop9h 05m

$630

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 1/17

12:20 pm-4:00 pm

Nonstop10h 40m

Tokyo Narita

Sat 1/24

6:30 pm-10:40 am

Nonstop9h 10m

$630

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 1/31

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 2/14

9:15 pm-1:20 pm

Nonstop9h 05m

$631

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 2/21

11:08 pm-4:00 pm

1 stop23h 52m

Tokyo Narita

Fri 3/6

5:05 pm-5:00 pm

1 stop16h 55m

$633

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/15

9:00 am-9:10 pm

1 stop19h 10m

Tokyo Haneda

Sat 1/31

9:15 pm-1:20 pm

Nonstop9h 05m

$634

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/15

9:00 am-9:10 pm

1 stop19h 10m

Tokyo Haneda

Sat 1/31

9:15 pm-1:20 pm

Nonstop9h 05m

$635

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tokyo from

How to get the cheapest flight ticket from Seattle to Tokyo

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 Tokyo?

The cheapest month to fly to Tokyo from Seattle is in September. Flight prices, which tend to average around $776, are often lower during this time because this is during the off-season. If you’re not able to fly to Tokyo in September, then October is your next best option. Flight prices from Seattle to Tokyo during October average around $807.

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

The cheapest day to depart on your flight to Tokyo is on a Monday when prices can be found for as low as $860. This is often the case because there is less demand to fly during this day of the week. Flights from Seattle to Tokyo on a Friday will generally be more expensive and average around $1,015. 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 Tokyo?

In the afternoon is the cheapest time of day to fly from Seattle to Tokyo when you can find flight prices for as low as $872. Flying to Tokyo in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Tokyo is at noon when prices are around $1,006.

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

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

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

You are more likely to see cheaper flights to Tokyo from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo for around $966 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo from Seattle for as low as $834 on momondo.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Tokyo 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 flights?

You could potentially save up to 8% on your flight if you consider stops on a Seattle to Tokyo flight.

How have Seattle to Tokyo flight prices changed over time?

As of November 2025, prices for Seattle to Tokyo flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Tokyo

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Tokyo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Tokyo (SEA to TYO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Tokyo

Best Price Found

$353

Fastest flight time

10h 05m

Direct flights

Every day

Airports in Tokyo

1 airport
The best one-way flight to Tokyo from Seattle in the past 72 hours is $353. The best round-trip flight deal from Seattle to Tokyo found on momondo in the last 72 hours is $671.
The fastest flight from Seattle to Tokyo takes 10h 05m
Direct flights go from Seattle to Tokyo every day.
There is 1 airport near Tokyo: Tokyo Narita (NRT)
  • How far is Seattle/Tacoma Intl to Tokyo by plane?

    The straight-line distance from Seattle/Tacoma Intl to Tokyo is 4775.7 mi. 10h 10m is a normal flight duration for this route.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tokyo.

  • What documentation or ID do you need to fly to Tokyo?

    The required travel and health documents for your Tokyo 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 Tokyo. 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 Seattle to Tokyo?

  • What is the most popular airline from Seattle to Tokyo?

Best airlines flying from Seattle to Tokyo

Compare and see reviews for airlines that fly from Seattle to Tokyo with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $117Free CancellationRating
7.9
7,998 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $359Free CancellationRating
7.8
2,814 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $390Free CancellationRating
8.0
11,354 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $470Free CancellationRating
7.1
10,476 reviews
Search Air Canada flights
Asiana AirlinesPriceFrom $592Free CancellationRating
8.2
490 reviews
Search Asiana Airlines flights
United AirlinesPriceFrom $596Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $636Free CancellationRating
8.3
1,630 reviews
Search Japan Airlines flights
ANAPriceFrom $662Free CancellationRating
8.4
1,010 reviews
Search ANA flights
Korean AirPriceFrom $702Free CancellationRating
8.4
1,170 reviews
Search Korean Air flights
Philippine AirlinesPriceFrom $732Free CancellationRating
7.3
937 reviews
Search Philippine Airlines flights
  • ANA Flights From Seattle to Tokyo

    ANA operates around 7 flights from Seattle to Tokyo every week. The average price of these flights found in the last 72 hours has been $891, but momondo users have found ANA deals from Seattle to Tokyo from as low as $662 round-trip. ANA has been scored 8.4/10 in 1,010 reviews.

  • Japan Airlines Flights From Seattle to Tokyo

    Japan Airlines (8.3/10 from 1,630 reviews) operates around 7 flights from Seattle to Tokyo in any given week. The average Japan Airlines airfare for this route is around $921, with deals from around $636 rare but found on momondo. Referenced prices are for round-trip Seattle to Tokyo flight searches in the last 72 hours.

Traveling to a place near Tokyo?

Book flights to Tokyo if you plan to visit one of these locations
Hakone
Urayasu
Kawasaki
Chiba
Atami
Kamakura
Yokosuka
Kusatsu
Yamanouchi
Saitama
Izu
Fujiyoshida
Fujisawa
Tsukuba
Kawagoe
Numazu
Karuizawa
Yamanashi
Minakami
Sagamihara

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Tokyo?

Finding the right flight to Tokyo from Seattle 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 Tokyo quick and easy, saving you time and money.

Can I find flights from Seattle to Tokyo with flexible booking policies on momondo?

Yes. All flights to Tokyo 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 Tokyo?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Tokyo from Seattle.

I’m not ready to book a flight from Seattle to Tokyo right now. Can momondo alert me if prices change?

Price alerts on flights to Tokyo from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Tokyo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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1 adult
Fri 12/26
Fri 1/2

Find better results for your trip to Japan

Fly into one of these airports located in Tokyo

Airports listed have a maximum distance of 35.1 mi from Tokyo