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Sendai

$648+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SDJ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Asiana Airlines deal was found by Cheapflights users on 12/16. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:10 amSEA - SDJ
1 stop18h 35mAsiana Airlines
Mon 1/1212:45 pmSDJ - SEA
1 stop18h 10mAsiana Airlines
Deal found 12/16$1,475
This Asiana Airlines deal was found by Cheapflights users on 12/17. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:10 amSEA - SDJ
1 stop18h 35mAsiana Airlines
Mon 1/1212:45 pmSDJ - SEA
1 stop18h 10mAsiana Airlines
Deal found 12/17$1,530
This EVA Air deal was found by Cheapflights users on 12/16. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:10 amSEA - SDJ
1 stop21h 15mEVA Air
Mon 1/124:15 pmSDJ - SEA
1 stop18h 55mEVA Air
Deal found 12/16$1,571
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:10 pmSEA - SDJ
2 stops27h 25mMultiple Airlines
Mon 1/129:10 amSDJ - SEA
2 stops17h 45mMultiple Airlines
Deal found 12/16$2,229
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:40 pmSEA - SDJ
1 stop29h 05mMultiple Airlines
Mon 12/228:00 pmSDJ - SEA
2 stops36h 05mMultiple Airlines
Deal found 12/16$2,358

Find flight deals from Washington to Sendai

Keep the following information in mind while searching for Washington to Sendai flight deals. Data was last updated December 18, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$648
(Gotogate)
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.
Search Deals
From Washington to Sendai
Search Deals

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 December 18, 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

Fri 1/30

3:45 pm-4:40 pm

2 stops31h 55m

Sendai

Fri 2/6

5:20 pm-1:20 pm

2 stops37h 00m

$648

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Fri 1/30

3:45 pm-9:05 am

2 stops48h 20m

Sendai

Fri 2/6

4:15 pm-6:10 pm

1 stop18h 55m

$940

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Thu 1/29

12:10 am-2:25 pm

1 stop21h 15m

Sendai

Fri 2/6

4:15 pm-6:10 pm

1 stop18h 55m

$990

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sat 1/24

12:30 pm-8:35 am

2 stops27h 05m

Sendai

Tue 1/27

11:20 am-9:55 am

2 stops15h 35m

$1,244

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Fri 1/23

12:10 am-11:45 am

1 stop18h 35m

Sendai

Tue 1/27

12:45 pm-9:12 pm

2 stops25h 27m

$1,422

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sat 12/27

12:10 am-11:45 am

1 stop18h 35m

Sendai

Mon 1/12

12:45 pm-1:55 pm

1 stop18h 10m

$1,475

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 and EVA Air fly from State of Washington to Sendai in about 21h 15m. 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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