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Yokohama

$363+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NRT
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
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

Keep the following information in mind while searching for Seattle to Yokohama flight deals. Data was last updated August 20, 2025.

Round-trip from

$703
(FlightHub)

One-way from

$363
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$903
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. 8% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 20, 2025.

This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:15 pmSEA - NRT
2 stops35h 10mMultiple Airlines
Sun 9/145:25 pmNRT - SEA
1 stop20h 51mMultiple Airlines
Deal found 8/20$703
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/64:30 pmSEA - HND
Nonstop10h 30mUnited Airlines
Mon 9/2912:30 amHND - SEA
1 stop27h 26mUnited Airlines
Deal found 8/20$703
This CrystalTravel deal was found by Cheapflights users on 8/20. 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.
Thu 10/301:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Tue 11/186:10 pmNRT - SEA
Nonstop8h 40mJapan Airlines
Deal found 8/20$704
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/74:30 pmSEA - HND
Nonstop10h 30mUnited Airlines
Mon 9/153:50 pmHND - SEA
1 stop21h 04mUnited Airlines
Deal found 8/20$704
This oojo deal was found by Cheapflights users on 8/20. 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 11/248:38 amSEA - HND
2 stops45h 47mAsiana Airlines
Sat 12/61:30 amHND - SEA
1 stop29h 25mAsiana Airlines
Deal found 8/20$705
This Cheapflightsfares deal was found by Cheapflights users on 8/20. 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.
Thu 9/251:45 pmSEA - NRT
Nonstop10h 15mHawaiian Airlines
Sun 10/56:25 pmNRT - SEA
Nonstop9h 00mHawaiian Airlines
Deal found 8/20$706
This Cheapflightsfares deal was found by Cheapflights users on 8/20. 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 11/3012:10 pmSEA - NRT
Nonstop10h 30mJapan Airlines
Tue 2/36:10 pmNRT - SEA
Nonstop8h 45mJapan Airlines
Deal found 8/20$707
This oojo deal was found by Cheapflights users on 8/20. 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 11/35:57 pmSEA - NRT
2 stops30h 58mAsiana Airlines
Tue 11/189:00 amNRT - SEA
1 stop21h 55mAsiana Airlines
Deal found 8/20$708
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/218:25 amSEA - HND
1 stop19h 00mAlaska Airlines
Sun 9/288:15 pmHND - SEA
1 stop19h 04mAlaska Airlines
Deal found 8/20$709
This oojo deal was found by Cheapflights users on 8/20. 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 10/206:59 pmSEA - NRT
2 stops34h 01mAsiana Airlines
Sun 11/21:20 pmNRT - SEA
1 stop17h 35mAsiana Airlines
Deal found 8/20$710
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 9/64:30 pmSEA - HND
Nonstop10h 30mUnited Airlines
Mon 9/2212:30 amHND - SEA
1 stop29h 00mUnited Airlines
Deal found 8/20$711
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Mon 9/84:30 pmSEA - HND
Nonstop10h 30mUnited Airlines
Sun 9/2112:30 amHND - SEA
1 stop29h 00mUnited Airlines
Deal found 8/20$712

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 August 20, 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 - NRT

SEANRT

Seattle/Tacoma Intl

Tue 9/9

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Sun 10/5

6:25 pm-11:25 am

Nonstop9h 00m

$714

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 9/29

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Mon 10/6

6:25 pm-11:25 am

Nonstop9h 00m

$714

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 9/21

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Sat 10/4

6:25 pm-11:25 am

Nonstop9h 00m

$714

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Fri 9/5

5:14 pm-2:40 pm

2 stops29h 26m

Tokyo Narita

Thu 9/18

5:10 pm-10:15 pm

2 stops21h 05m

$715

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 9/23

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Fri 10/10

6:25 pm-11:25 am

Nonstop9h 00m

$715

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Fri 9/12

8:37 am-3:50 pm

1 stop15h 13m

Tokyo Narita

Tue 9/30

5:45 pm-10:25 am

Nonstop8h 40m

$716

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 9/4

7:00 am-1:55 pm

1 stop14h 55m

Tokyo Haneda

Tue 9/16

12:30 am-1:30 pm

1 stop29h 00m

$716

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 9/23

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Thu 10/9

6:25 pm-11:25 am

Nonstop9h 00m

$717

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 9/25

7:00 am-2:40 pm

1 stop15h 40m

Tokyo Narita

Tue 10/7

5:10 pm-2:24 pm

1 stop13h 14m

$717

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 9/25

7:00 am-2:40 pm

1 stop15h 40m

Tokyo Narita

Wed 10/8

5:00 pm-11:15 pm

1 stop22h 15m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 44 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 August 8, 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, September is the cheapest month in which you can book a flight from Seattle to Yokohama (average of $809). Flying from Seattle to Yokohama in June is currently the most expensive (average of $1,218). 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 August 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Yokohama as you normally would.

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 August 17, 2025.

Travelers seeking maximum savings on their Seattle to Yokohama flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday mornings 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 August 20, 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 August 20, 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
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
ANA
8.4
Very good
938 reviews
ANA
8.4
Very good
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Japan Airlines
8.3
Very good
1,550 reviews
ANA
8.4
Very good
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Alaska Airlines
8.0
Very good
10,000 reviews
ANA
8.4
Very good
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Delta
8.0
Very good
7,982 reviews
ANA
8.4
Very good
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
United Airlines
7.4
Good
8,928 reviews
ANA
8.4
Very good
938 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me

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 Alaska Airlines, United Airlines, and Delta fly from Seattle to Yokohama in about 10h 15m. The time it takes to get you to your destination can typically vary by up to 19h 11m. The distance from Seattle to Yokohama is about 4754 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with ANA, which is currently one of the cheapest options available, starting at $363. United Airlines flights start at $363 while deals on Asiana Airlines start at $363 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 American Airlines (73%), Japan Airlines (73%) or Malaysia Airlines (73%) 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 $2,826, our data shows the cheapest flight currently is $348. When looking at the most popular route, (Seattle/Tacoma Intl - Tokyo Narita), you can expect to pay $623 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, September is the cheapest month in which you can book a flight from Seattle to Yokohama (average of $809). Flying from Seattle to Yokohama in June is currently the most expensive (average of $1,218). 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

Browse thousands of different options on Cheapflights for your next trip

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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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$117Average$1,054FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$359Average$936FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$665Average$894FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$675Average$1,004FlexibilityNo cancel feeOn-time67%
ANACheapest$686Average$1,009FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$702Average$793FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$705Average$854FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$710Average$1,031FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$720Average$1,139FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$721Average$1,081FlexibilityNo cancel feeOn-time69%

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