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Cheap flights from Seattle to Tokyo from $339

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 4/12. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
3:45 pm - 7:15 pm
SEA
-
HND
10h 30mnonstop
ANA Logo
9:15 pm - 2:20 pm
HND
-
SEA
9h 05mnonstop
$621ANA
Sat, Mar 7 - Sat, Mar 14
Asiana Airlines Logo
12:55 am - 6:25 pm
SEA
-
NRT
25h 30m
1 stop
Asiana Airlines Logo
12:50 pm - 2:55 pm
NRT
-
SEA
18h 05m
1 stop
$622Asiana Airlines
Mon, Apr 13 - Thu, Apr 23
Asiana Airlines Logo
12:55 am - 11:30 pm
SEA
-
HND
30h 35m
1 stop
Asiana Airlines Logo
1:30 am - 2:55 pm
HND
-
SEA
29h 25m
1 stop
$622Asiana Airlines
Tue, Apr 21 - Thu, May 14
Asiana Airlines Logo
12:55 am - 10:50 am
SEA
-
NRT
17h 55m
1 stop
Asiana Airlines Logo
7:45 pm - 2:55 pm
NRT
-
SEA
35h 10m
1 stop
$623Asiana Airlines
Sun, Apr 19 - Mon, May 18
Asiana Airlines Logo
12:55 am - 11:30 pm
SEA
-
HND
30h 35m
1 stop
Asiana Airlines Logo
1:30 am - 2:55 pm
HND
-
SEA
29h 25m
1 stop
$623Asiana Airlines
Mon, Apr 20 - Mon, May 18
Asiana Airlines Logo
12:55 am - 10:50 am
SEA
-
NRT
17h 55m
1 stop
Asiana Airlines Logo
7:45 pm - 2:55 pm
NRT
-
SEA
35h 10m
1 stop
$624Asiana Airlines
Sun, Apr 19 - Thu, Apr 30
Asiana Airlines Logo
12:55 am - 10:50 am
SEA
-
NRT
17h 55m
1 stop
Asiana Airlines Logo
12:50 pm - 2:55 pm
NRT
-
SEA
18h 05m
1 stop
$625Asiana Airlines
Sun, Apr 19 - Sun, Apr 26
ANA Logo
3:45 pm - 7:15 pm
SEA
-
HND
10h 30mnonstop
ANA Logo
9:15 pm - 2:20 pm
HND
-
SEA
9h 05mnonstop
$627ANA
Sat, Mar 7 - Sat, Mar 14
United Airlines Logo
8:30 am - 9:10 pm
SEA
-
HND
19h 40m
1 stop
United Airlines Logo
9:15 pm - 1:20 pm
HND
-
SEA
9h 05mnonstop
$631United Airlines
Fri, Feb 20 - Sat, Mar 7
Air Canada Logo
8:00 pm - 4:20 pm
SEA
-
NRT
27h 20m
1 stop
Air Canada Logo
5:15 pm - 7:16 pm
NRT
-
SEA
18h 01m
1 stop
$636Air Canada
Sat, Feb 21 - Tue, Mar 10

Alaska Airlines flights from Seattle to Yokohama

Our best Alaska Airlines deals on Seattle to Yokohama flight tickets
Alaska Airlines
Feb 21
SEA12:50 pmSeattle/Tacoma Intl
10h 10m
NRT4:00 pmTokyo Narita
Mar 16
NRT6:30 pmTokyo Narita
9h 05m
SEA11:35 amSeattle/Tacoma Intl
$637
Alaska Airlines
Feb 22
SEA12:50 pmSeattle/Tacoma Intl
10h 10m
NRT4:00 pmTokyo Narita
Mar 4
NRT6:30 pmTokyo Narita
9h 05m
SEA10:35 amSeattle/Tacoma Intl
$643
Alaska Airlines
Feb 21
SEA12:50 pmSeattle/Tacoma Intl
10h 10m
NRT4:00 pmTokyo Narita
Mar 6
NRT6:30 pmTokyo Narita
9h 05m
SEA10:35 amSeattle/Tacoma Intl
$649

Korean Air flights from Seattle to Yokohama

Our best Korean Air deals on Seattle to Yokohama flight tickets
Korean Air
Mar 5
SEA7:10 amSeattle/Tacoma Intl
20h 55m
2 stops
NRT9:05 pmTokyo Narita
Mar 12
NRT9:15 amTokyo Narita
16h 45m
1 stop
SEA10:00 amSeattle/Tacoma Intl
$672
Korean Air
Mar 3
SEA11:00 amSeattle/Tacoma Intl
17h 05m
1 stop
NRT9:05 pmTokyo Narita
Mar 9
NRT6:35 pmTokyo Narita
31h 25m
1 stop
SEA10:00 amSeattle/Tacoma Intl
$677
Korean Air
Mar 2
SEA11:00 amSeattle/Tacoma Intl
15h 30m
1 stop
NRT7:30 pmTokyo Narita
Mar 9
NRT8:40 pmTokyo Narita
29h 20m
1 stop
SEA10:00 amSeattle/Tacoma Intl
$678

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Yokohama 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 February 9, 2026.
Use the filters below to find and compare flights from Seattle to Yokohama that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 3/7

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 3/14

9:15 pm-2:20 pm

Nonstop9h 05m

$621

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 4/13

12:55 am-6:25 pm

1 stop25h 30m

Tokyo Narita

Thu 4/23

12:50 pm-2:55 pm

1 stop18h 05m

$622

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 4/21

12:55 am-11:30 pm

1 stop30h 35m

Tokyo Haneda

Thu 5/14

1:30 am-2:55 pm

1 stop29h 25m

$622

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 4/19

12:55 am-10:50 am

1 stop17h 55m

Tokyo Narita

Mon 5/18

7:45 pm-2:55 pm

1 stop35h 10m

$623

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 4/20

12:55 am-11:30 pm

1 stop30h 35m

Tokyo Haneda

Mon 5/18

1:30 am-2:55 pm

1 stop29h 25m

$623

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 4/19

12:55 am-10:50 am

1 stop17h 55m

Tokyo Narita

Thu 4/30

7:45 pm-2:55 pm

1 stop35h 10m

$624

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 4/19

12:55 am-10:50 am

1 stop17h 55m

Tokyo Narita

Sun 4/26

12:50 pm-2:55 pm

1 stop18h 05m

$625

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 3/7

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 3/14

9:15 pm-2:20 pm

Nonstop9h 05m

$627

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 2/20

8:30 am-9:10 pm

1 stop19h 40m

Tokyo Haneda

Sat 3/7

9:15 pm-1:20 pm

Nonstop9h 05m

$631

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 2/21

8:00 pm-4:20 pm

1 stop27h 20m

Tokyo Narita

Tue 3/10

5:15 pm-7:16 pm

1 stop18h 01m

$636

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Yokohama

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 Yokohama?

The month of January is, on average, the cheapest month to fly to Yokohama from Seattle, with most prices found around $673. If you aren’t able to travel during the month of January, then book flights to Yokohama from Seattle during February instead. Flights to Yokohama in February, while not as cheap as those in January, still average around $721.

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

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

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

You are more likely to see cheaper flights to Yokohama from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Yokohama for around $930 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Yokohama from Seattle for as low as $794 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Seattle to Yokohama.

Cheap Seattle to Yokohama flight deals and tips

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

Fastest flight time

10h 00m

Direct flights

Every day

Airports in Yokohama

2 airports
The fastest flight from Seattle to Yokohama takes 10h 00m
Direct flights go from Seattle to Yokohama every day.
There are 2 airports in Yokohama. From Seattle there are direct flights to Tokyo Narita (NRT).
Search flight deals

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

    Prices for flights from Seattle/Tacoma Intl Airport to Yokohama are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Yokohama.

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

    The required travel and health documents for your Yokohama 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 Yokohama. 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 Yokohama?

Best airlines flying from Seattle to Yokohama

Compare and see reviews for airlines that fly from Seattle to Yokohama with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $359Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $390Free CancellationRating
8.0
11,861 reviews
Search Alaska Airlines flights
Asiana AirlinesPriceFrom $585Free CancellationRating
8.1
505 reviews
Search Asiana Airlines flights
Air CanadaPriceFrom $589Free CancellationRating
7.1
10,698 reviews
Search Air Canada flights
United AirlinesPriceFrom $596Free CancellationRating
7.4
9,257 reviews
Search United Airlines flights
ANAPriceFrom $623Free CancellationRating
8.4
1,089 reviews
Search ANA flights
Korean AirPriceFrom $626Free CancellationRating
8.4
1,189 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $636Free CancellationRating
8.3
1,702 reviews
Search Japan Airlines flights
DeltaPriceFrom $643Free CancellationRating
7.9
8,174 reviews
Search Delta flights
Philippine AirlinesPriceFrom $732Free CancellationRating
7.3
954 reviews
Search Philippine Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Yokohama. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Yokohama from Seattle with this policy.

How can momondo help me find flights from Seattle to Yokohama?

Once you have performed a search for Seattle to Yokohama flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Yokohama from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Yokohama trip

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