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Cheap flights from Seattle to Sendai from $1,017

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Sendai departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Sendai

Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
4:30 pm - 2:00 pm
SEA
-
SDJ
53h 30m
2 stops
ANA Logo
1:35 pm - 2:25 pm
SDJ
-
SEA
16h 50m
2 stops
$1,017ANA
Fri, Oct 16 - Fri, Oct 23
STARLUX Airlines Logo
1:15 am - 4:00 pm
SEA
-
SDJ
22h 45m
1 stop
STARLUX Airlines Logo
5:20 pm - 4:10 pm
SDJ
-
SEA
38h 50m
1 stop
$1,083STARLUX Airlines
Thu, Aug 27 - Wed, Sep 2
ANA Logo
4:30 pm - 9:05 am
SEA
-
SDJ
48h 35m
2 stops
ANA Logo
2:30 pm - 2:25 pm
SDJ
-
SEA
15h 55m
2 stops
$1,122ANA
Fri, Aug 28 - Wed, Sep 2
STARLUX Airlines Logo
1:15 am - 4:00 pm
SEA
-
SDJ
22h 45m
1 stop
STARLUX Airlines Logo
5:20 pm - 4:10 pm
SDJ
-
SEA
38h 50m
1 stop
$1,132STARLUX Airlines
Wed, Oct 14 - Fri, Oct 23
STARLUX Airlines Logo
1:15 am - 4:00 pm
SEA
-
SDJ
22h 45m
1 stop
STARLUX Airlines Logo
5:20 pm - 4:10 pm
SDJ
-
SEA
38h 50m
1 stop
$1,146STARLUX Airlines
Mon, Sep 7 - Fri, Sep 11
ANA Logo
4:30 pm - 3:15 pm
SEA
-
SDJ
30h 45m
2 stops
ANA Logo
2:30 pm - 2:25 pm
SDJ
-
SEA
15h 55m
2 stops
$1,157ANA
Thu, Oct 15 - Thu, Oct 22
STARLUX Airlines Logo
3:43 pm - 4:00 pm
SEA
-
SDJ
32h 17m
2 stops
STARLUX Airlines Logo
5:20 pm - 4:10 pm
SDJ
-
SEA
38h 50m
1 stop
$1,160STARLUX Airlines
Fri, Aug 28 - Wed, Sep 2
ANA Logo
4:30 pm - 3:15 pm
SEA
-
SDJ
30h 45m
2 stops
ANA Logo
1:35 pm - 2:25 pm
SDJ
-
SEA
16h 50m
2 stops
$1,161ANA
Thu, Oct 15 - Fri, Oct 23
STARLUX Airlines Logo
1:15 am - 4:00 pm
SEA
-
SDJ
22h 45m
1 stop
STARLUX Airlines Logo
5:20 pm - 11:02 am
SDJ
-
SEA
33h 42m
2 stops
$1,175STARLUX Airlines
Thu, Oct 15 - Fri, Oct 23
STARLUX Airlines Logo
1:15 am - 4:00 pm
SEA
-
SDJ
22h 45m
1 stop
STARLUX Airlines Logo
5:20 pm - 4:35 pm
SDJ
-
SEA
39h 15m
1 stop
$1,176STARLUX Airlines
Sun, Aug 23 - Fri, Aug 28

Japan Airlines flights from Seattle to Sendai

Our best Japan Airlines deals on Seattle to Sendai flight tickets
Japan Airlines
Aug 24
SEA1:25 pmSeattle/Tacoma Intl
27h 20m
2 stops
SDJ8:45 amSendai
Aug 28
SDJ7:35 amSendai
19h 15m
2 stops
SEA10:50 amSeattle/Tacoma Intl
$1,617
Japan Airlines
Aug 24
SEA1:25 pmSeattle/Tacoma Intl
27h 20m
2 stops
SDJ8:45 amSendai
Aug 28
SDJ7:35 amSendai
19h 15m
2 stops
SEA10:50 amSeattle/Tacoma Intl
$1,715
Japan Airlines
Aug 24
SEA1:25 pmSeattle/Tacoma Intl
27h 20m
2 stops
SDJ8:45 amSendai
Aug 28
SDJ12:35 pmSendai
14h 15m
2 stops
SEA10:50 amSeattle/Tacoma Intl
$1,777

STARLUX Airlines flights from Seattle to Sendai

Our best STARLUX Airlines deals on Seattle to Sendai flight tickets
STARLUX Airlines
Aug 27
SEA1:15 amSeattle/Tacoma Intl
22h 45m
1 stop
SDJ4:00 pmSendai
Sep 2
SDJ5:20 pmSendai
38h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
$1,083
STARLUX Airlines
Oct 14
SEA1:15 amSeattle/Tacoma Intl
22h 45m
1 stop
SDJ4:00 pmSendai
Oct 23
SDJ5:20 pmSendai
38h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
$1,132
STARLUX Airlines
Sep 7
SEA1:15 amSeattle/Tacoma Intl
22h 45m
1 stop
SDJ4:00 pmSendai
Sep 11
SDJ5:20 pmSendai
38h 50m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
$1,146

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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, momondo users made 832,500 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Seattle to Sendai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Fri 10/16

4:30 pm-2:00 pm

2 stops53h 30m

Sendai

Fri 10/23

1:35 pm-2:25 pm

2 stops16h 50m

$1,017

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Thu 8/27

1:15 am-4:00 pm

1 stop22h 45m

Sendai

Wed 9/2

5:20 pm-4:10 pm

1 stop38h 50m

$1,083

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Fri 8/28

4:30 pm-9:05 am

2 stops48h 35m

Sendai

Wed 9/2

2:30 pm-2:25 pm

2 stops15h 55m

$1,122

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Wed 10/14

1:15 am-4:00 pm

1 stop22h 45m

Sendai

Fri 10/23

5:20 pm-4:10 pm

1 stop38h 50m

$1,132

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Mon 9/7

1:15 am-4:00 pm

1 stop22h 45m

Sendai

Fri 9/11

5:20 pm-4:10 pm

1 stop38h 50m

$1,146
Quickest round-trip

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Thu 10/15

4:30 pm-3:15 pm

2 stops30h 45m

Sendai

Thu 10/22

2:30 pm-2:25 pm

2 stops15h 55m

$1,157

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Fri 8/28

3:43 pm-4:00 pm

2 stops32h 17m

Sendai

Wed 9/2

5:20 pm-4:10 pm

1 stop38h 50m

$1,160

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Thu 10/15

4:30 pm-3:15 pm

2 stops30h 45m

Sendai

Fri 10/23

1:35 pm-2:25 pm

2 stops16h 50m

$1,161

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Thu 10/15

1:15 am-4:00 pm

1 stop22h 45m

Sendai

Fri 10/23

5:20 pm-11:02 am

2 stops33h 42m

$1,175

SeattleSendai

SEA - SDJ

SEASDJ

Seattle/Tacoma Intl

Sun 8/23

1:15 am-4:00 pm

1 stop22h 45m

Sendai

Fri 8/28

5:20 pm-4:35 pm

1 stop39h 15m

$1,176

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sendai from

How to get the cheapest flight ticket from Seattle to Sendai

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

Can stopping save me money on Seattle to Sendai flights?

You could potentially save up to 27% on your flight if you consider stops on a Seattle to Sendai flight.

When to book flights from Seattle to Sendai

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Sendai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Sendai (SEA to SDJ) flight deals and tips

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

Fastest flight time

31h 00m

Direct flights

None
The fastest flight from Seattle to Sendai takes 31h 00m
There are no direct flights from Seattle to Sendai. There are no popular flight routes from Seattle to Sendai.
Search flight deals

Frequently asked questions about flying from Seattle to Sendai

  • How far is Seattle/Tacoma Intl to Sendai by plane?

    The straight-line distance from Seattle/Tacoma Intl to Sendai is 4608.4 mi. Typically, this will take 31h 00m by plane in normal conditions.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Sendai Airport.

  • What documentation or ID do you need to fly to Sendai Airport?

    The travel and health documents you'll need for your trip to Sendai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sendai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Sendai?

Book flights to Sendai if you plan to visit one of these locations
Matsushima

Why use momondo?

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

Finding the right flight to Sendai from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sendai quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Sendai from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Sendai from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Sendai, momondo offers a useful price alert feature which will track prices for flights to Sendai from Seattle and alert you when they change.

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Find better results for your trip to Japan

Cabin classes currently available on flights to Sendai

List of cabin classes available on flights landing in Sendai. Availability may vary depending on flight origin and airline.
First Class to Sendai
Business Class to Sendai