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Yokohama

$338+ Cheap flights from Seattle (SEA) to Yokohama, Japan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NRT
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Yokohama are usually found in September or October, booked 20 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Seattle to Yokohama

Cheapest flights from Seattle to Yokohama
Explore the most affordable flight options available from Seattle to Yokohama. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Air Canada deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:05 amSEA - NRT
1 stop13h 15mAir Canada
Tue 12/96:15 pmNRT - SEA
1 stop13h 16mAir Canada
Deal found 12/3$612
This oojo deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/217:20 pmNRT - SEA
1 stop30h 38mJapan Airlines
Deal found 12/2$617
This oojo deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/287:20 pmNRT - SEA
1 stop12h 14mJapan Airlines
Deal found 12/3$618
This oojo deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Wed 1/146:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 12/2$628
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:05 amSEA - NRT
1 stop13h 15mAir Canada
Tue 1/206:15 pmNRT - SEA
1 stop18h 01mAir Canada
Deal found 12/2$636
This CrystalTravel deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mANA
Tue 1/209:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 12/2$645
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:35 amSEA - HND
Nonstop10h 30mDelta
Wed 1/214:50 pmHND - SEA
Nonstop9h 05mDelta
Deal found 12/2$651
This Air Canada deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:00 pmSEA - NRT
1 stop27h 20mAir Canada
Thu 12/116:15 pmNRT - SEA
1 stop18h 01mAir Canada
Deal found 12/3$652
This Air Canada deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:05 amSEA - NRT
1 stop13h 15mAir Canada
Thu 12/116:15 pmNRT - SEA
1 stop21h 31mAir Canada
Deal found 12/3$653
This Cheapflightsfares deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mANA
Wed 1/219:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 12/3$654
This United Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:40 pmSEA - HND
Nonstop10h 35mUnited Airlines
Wed 1/219:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 12/2$658
This Cheapflightsfares deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:12 pmSEA - HND
1 stop26h 38mANA
Wed 1/289:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 12/2$661

Find flight deals from Seattle to Yokohama

Keep the following information in mind while searching for Seattle to Yokohama flight deals. Data was last updated December 4, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$612
(Flightnetwork)

One-way from

$338
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$1,232
Provider with most accurate pricing for Seattle/Tacoma Intl-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tokyo (TYO) flights.
Search Deals
From Seattle/Tacoma Intl to Yokohama
Search Deals
One-way flight from Seattle/Tacoma Intl to Yokohama
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Seattle to Yokohama that are best for you.

Fly from

Seattle

Fly to

Yokohama

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 1/23

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/31

9:15 pm-1:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 2/26

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Mon 3/16

9:15 pm-2:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/15

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/24

9:15 pm-1:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 2/27

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sun 3/8

9:15 pm-2:20 pm

Nonstop9h 05m

$635

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/8

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/24

9:15 pm-1:20 pm

Nonstop9h 05m

$637

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 2/25

12:37 pm-4:50 am

1 stop23h 13m

Tokyo Haneda

Sun 3/8

9:15 pm-2:20 pm

Nonstop9h 05m

$639

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 1/1

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Sat 1/31

9:05 pm-9:12 pm

2 stops17h 07m

$644

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Fri 2/20

7:15 am-3:20 pm

1 stop15h 05m

Tokyo Narita

Sat 3/7

5:00 pm-4:14 pm

1 stop16h 14m

$651

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Fri 1/16

6:03 am-3:00 pm

1 stop15h 57m

Tokyo Narita

Sun 1/25

5:35 pm-9:12 pm

2 stops20h 37m

$651

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 1/29

6:18 am-3:00 pm

1 stop15h 42m

Tokyo Narita

Sat 2/14

4:45 pm-3:41 pm

1 stop15h 56m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 39 results
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Best time to book a flight from Seattle to Yokohama

Have a flexible travel schedule? Discover the best time to fly to Yokohama from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Yokohama

How far ahead should I book a flight from Seattle to Yokohama?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Yokohama. Price data was last updated on November 28, 2025.

The best time to book flights from Seattle to Yokohama is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Yokohama?

Currently, December is the cheapest month in which you can book a flight from Seattle to Yokohama (average of $470). Flying from Seattle to Yokohama in June is currently the most expensive (average of $898). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to YO9?

Find hourly flight availability from Seattle to Yokohama. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from Seattle to Yokohama in the morning. Doing so could potentially save you 14% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Seattle to Yokohama?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Yokohama. Price data was last updated on November 29, 2025.

Travelers seeking maximum savings on their Seattle to Yokohama flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Yokohama

Explore weekly flight availability from Seattle to Yokohama. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 4, 2025.

The most flights from SEA to YO9 are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Yokohama

Get insights into the airlines that provide service to Yokohama. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Yokohama. Reviews last updated December 4, 2025.
Read reviews from past customers who have flown ANA, Japan Airlines, and Alaska Airlines from Seattle to Yokohama. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
ANA
8.4
Very good
1,017 reviews
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Japan Airlines
8.3
Very good
1,638 reviews
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Alaska Airlines
8.0
Very good
11,401 reviews
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Delta
7.9
Good
8,011 reviews
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
United Airlines
7.4
Good
9,066 reviews
ANA
8.4
Very good
1,017 reviews

Crew

8.7

Overall

8.4

Comfort

8.2

Food

7.7

Entertainment

7.9

Boarding

8.6

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Yokohama. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Yokohama?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Yokohama. 11 airlines have flights from Seattle/Tacoma Intl to Yokohama on a regular basis. Booking flights from Seattle/Tacoma Intl to Yokohama should not be difficult; the airport handles an average of 11 outbound flights to Yokohama per day.

  • How long is the flight from Seattle to Yokohama?

    Airlines like United Airlines fly from Seattle to Yokohama in about 10h 30m. The time it takes to get you to your destination is usually consistent. The distance from Seattle to Yokohama is about 4788 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from Seattle to Yokohama one-way?

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at $320. Alaska Airlines flights start at $330 while deals on Hawaiian Airlines start at $348 one-way.

  • What are the most reliable airlines from Seattle to Yokohama?

    No one likes to see their flight delayed. When booking a flight from Seattle to Yokohama consider choosing Hawaiian Airlines (70%), American Airlines (67%) or Japan Airlines (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Yokohama?

    While on average a flight from Seattle to Yokohama is generally $1,969, our data shows the cheapest flight currently is $323. When looking at the most popular route, (Seattle/Tacoma Intl - Tokyo Narita), you can expect to pay $598 for that flight.

  • Can I find deals for flights from Seattle to Yokohama that include hotel bookings?

    Yes. In addition to deals on Seattle to Yokohama flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Yokohama?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Yokohama.

  • Can I find deals for business class flights from Seattle to Yokohama?

    Yes. Cheapflights offers flight deals from Seattle to Yokohama by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Yokohama?

    Currently, December is the cheapest month in which you can book a flight from Seattle to Yokohama (average of $470). Flying from Seattle to Yokohama in June is currently the most expensive (average of $898). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Seattle to Yokohama

Discover the top 10 airlines that operate flights from Seattle to Yokohama. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$117Average$991FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$359Average$901FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$390Average$914FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$591Average$811FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$596Average$992FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$636Average$907FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$656Average$912FlexibilityNo cancel feeOn-time67%
ANACheapest$662Average$890FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$704Average$798FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$732Average$800FlexibilityNo cancel feeOn-time60%

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