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$758+ Cheap flights from Washington to Sendai (SDJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SDJ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington to Sendai

Keep the following information in mind while searching for Washington to Sendai flight deals. Data was last updated October 30, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$758
(ANA)
Provider with most accurate pricing for Seattle/Tacoma Intl-Sendai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sendai flights.
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From Washington to Sendai
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Find flight deals from Washington to Sendai

Cheapest flights from Washington to Sendai
Explore the most affordable flight options available from Washington to Sendai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Gotogate deal was found by Cheapflights users on 10/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/143:40 pmSEA - SDJ
2 stops26h 35mANA
Sun 12/217:50 amSDJ - SEA
2 stops22h 30mANA
Deal found 10/29$1,270
This Trip.com deal was found by Cheapflights users on 10/29. 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 12/1312:10 amSEA - SDJ
1 stop18h 35mMultiple Airlines
Sun 12/214:15 pmSDJ - SEA
1 stop18h 55mMultiple Airlines
Deal found 10/29$1,415
This oojo deal was found by Cheapflights users on 10/29. 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.
Sun 12/1411:45 pmSEA - SDJ
1 stop23h 15mSTARLUX Airlines
Sun 12/215:25 pmSDJ - SEA
1 stop38h 40mSTARLUX Airlines
Deal found 10/29$1,564

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Sendai 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 October 30, 2025.
Use the filters below to find and compare flights from Washington to Sendai that are best for you.

Fly from

Washington

Fly to

Sendai

Route

Depart

Return

Price

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Mon 1/19

3:45 pm-2:00 pm

2 stops29h 15m

Sendai

Wed 1/21

6:50 pm-1:20 pm

2 stops35h 30m

$758

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sun 1/18

12:10 am-11:45 am

1 stop18h 35m

Sendai

Wed 1/21

12:45 pm-1:55 pm

1 stop18h 10m

$769

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Mon 1/19

12:30 pm-8:35 am

2 stops27h 05m

Sendai

Wed 1/21

11:20 am-9:55 am

2 stops15h 35m

$1,026

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sun 12/14

7:00 am-9:10 pm

3 stops21h 10m

Sendai

Sun 12/21

2:50 pm-1:20 pm

2 stops15h 30m

$1,317

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sun 12/14

11:45 pm-4:00 pm

1 stop23h 15m

Sendai

Sun 12/21

5:25 pm-3:05 pm

1 stop38h 40m

$1,564

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sun 12/14

9:39 pm-11:45 am

2 stops45h 06m

Sendai

Sun 12/21

12:45 pm-1:45 pm

1 stop18h 00m

$1,593

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Wed 1/28

10:05 am-12:45 pm

3 stops33h 40m

Sendai

Wed 2/4

2:55 pm-7:16 pm

3 stops21h 21m

$1,900

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Wed 1/28

11:45 pm-4:00 pm

1 stop23h 15m

Sendai

Wed 2/4

5:25 pm-3:05 pm

1 stop38h 40m

$1,992

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Washington to Sendai

Have a flexible travel schedule? Discover the best time to fly to Sendai from Washington 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 Washington to Sendai
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Sendai. 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 into for flights to Sendai from Washington?

    Sendai (SDJ), located 9.2 mi from the city center, is the airport you fly into when you book flights from Washington to Sendai.

  • How long is the flight from State of Washington to Sendai?

    Airlines like ANA, Asiana Airlines, and Japan Airlines fly from State of Washington to Sendai in about 18h 35m. The time it takes to get you to your destination can typically vary by up to 10h 40m. State of Washington and Sendai are separated by a distance of 4620 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Washington to Sendai that include hotel bookings?

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

  • How can I find direct flights from Washington to Sendai?

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

  • Can I find deals for business class flights from Washington to Sendai?

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

See more FAQs

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