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Cheap flights from Seattle to Nagasaki from $937

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Nagasaki departing on 7/1. 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 Nagasaki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
12:50 pm - 12:05 pm
SEA
-
NGS
31h 15m
1 stop
Korean Air Logo
1:20 pm - 10:40 am
NGS
-
SEA
13h 20m
1 stop
$1,192Korean Air
Sun, Sep 6 - Thu, Sep 10
Korean Air Logo
7:15 am - 12:05 pm
SEA
-
NGS
36h 50m
2 stops
Korean Air Logo
1:20 pm - 10:40 am
NGS
-
SEA
13h 20m
1 stop
$1,198Korean Air
Sun, Sep 6 - Thu, Sep 10
Korean Air Logo
7:15 am - 12:05 pm
SEA
-
NGS
36h 50m
2 stops
Korean Air Logo
1:20 pm - 2:43 pm
NGS
-
SEA
41h 23m
2 stops
$1,209Korean Air
Sun, Sep 6 - Thu, Sep 10
Japan Airlines Logo
1:15 pm - 10:50 am
SEA
-
NGS
29h 35m
1 stop
Japan Airlines Logo
8:25 pm - 3:58 pm
NGS
-
SEA
35h 33m
2 stops
$1,386Japan Airlines
Thu, Sep 10 - Mon, Sep 14
Japan Airlines Logo
12:05 pm - 7:40 pm
SEA
-
NGS
39h 35m
2 stops
Japan Airlines Logo
8:25 pm - 3:58 pm
NGS
-
SEA
35h 33m
2 stops
$1,398Japan Airlines
Thu, Sep 10 - Mon, Sep 14
Japan Airlines Logo
1:15 pm - 10:50 am
SEA
-
NGS
29h 35m
1 stop
Japan Airlines Logo
11:30 am - 10:35 am
NGS
-
SEA
15h 05m
1 stop
$1,427Japan Airlines
Thu, Sep 10 - Mon, Sep 14
Japan Airlines Logo
6:50 am - 9:20 pm
SEA
-
NGS
22h 30m
2 stops
Japan Airlines Logo
8:50 am - 10:35 am
NGS
-
SEA
17h 45m
2 stops
$1,769Japan Airlines
Thu, Sep 10 - Mon, Sep 14

Japan Airlines flights from Seattle to Nagasaki

Our best Japan Airlines deals on Seattle to Nagasaki flight tickets
Japan Airlines
Sep 10
SEA1:15 pmSeattle/Tacoma Intl
29h 35m
1 stop
NGS10:50 amNagasaki
Sep 14
NGS8:25 pmNagasaki
35h 33m
2 stops
SEA3:58 pmSeattle/Tacoma Intl
$1,386
Japan Airlines
Sep 10
SEA12:05 pmSeattle/Tacoma Intl
39h 35m
2 stops
NGS7:40 pmNagasaki
Sep 14
NGS8:25 pmNagasaki
35h 33m
2 stops
SEA3:58 pmSeattle/Tacoma Intl
$1,398
Japan Airlines
Sep 10
SEA1:15 pmSeattle/Tacoma Intl
29h 35m
1 stop
NGS10:50 amNagasaki
Sep 14
NGS11:30 amNagasaki
15h 05m
1 stop
SEA10:35 amSeattle/Tacoma Intl
$1,427

Korean Air flights from Seattle to Nagasaki

Our best Korean Air deals on Seattle to Nagasaki flight tickets
Korean Air
Sep 6
SEA12:50 pmSeattle/Tacoma Intl
31h 15m
1 stop
NGS12:05 pmNagasaki
Sep 10
NGS1:20 pmNagasaki
13h 20m
1 stop
SEA10:40 amSeattle/Tacoma Intl
$1,192
Korean Air
Sep 6
SEA7:15 amSeattle/Tacoma Intl
36h 50m
2 stops
NGS12:05 pmNagasaki
Sep 10
NGS1:20 pmNagasaki
13h 20m
1 stop
SEA10:40 amSeattle/Tacoma Intl
$1,198
Korean Air
Sep 6
SEA7:15 amSeattle/Tacoma Intl
36h 50m
2 stops
NGS12:05 pmNagasaki
Sep 10
NGS1:20 pmNagasaki
41h 23m
2 stops
SEA2:43 pmSeattle/Tacoma Intl
$1,209

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Nagasaki 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 6, 2026.
Use the filters below to find and compare flights from Seattle to Nagasaki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Sun 9/6

12:50 pm-12:05 pm

1 stop31h 15m

Nagasaki

Thu 9/10

1:20 pm-10:40 am

1 stop13h 20m

$1,192

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Sun 9/6

7:15 am-12:05 pm

2 stops36h 50m

Nagasaki

Thu 9/10

1:20 pm-10:40 am

1 stop13h 20m

$1,198

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Sun 9/6

7:15 am-12:05 pm

2 stops36h 50m

Nagasaki

Thu 9/10

1:20 pm-2:43 pm

2 stops41h 23m

$1,209

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Thu 9/10

1:15 pm-10:50 am

1 stop29h 35m

Nagasaki

Mon 9/14

8:25 pm-3:58 pm

2 stops35h 33m

$1,386

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Thu 9/10

12:05 pm-7:40 pm

2 stops39h 35m

Nagasaki

Mon 9/14

8:25 pm-3:58 pm

2 stops35h 33m

$1,398

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Thu 9/10

1:15 pm-10:50 am

1 stop29h 35m

Nagasaki

Mon 9/14

11:30 am-10:35 am

1 stop15h 05m

$1,427
Quickest round-trip

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Thu 9/10

6:50 am-9:20 pm

2 stops22h 30m

Nagasaki

Mon 9/14

8:50 am-10:35 am

2 stops17h 45m

$1,769
Cheapest one-way

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Wed 7/1

4:30 pm-4:50 pm

1 stop32h 20m

$937

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Wed 7/1

4:30 pm-2:40 pm

2 stops30h 10m

$941

SeattleNagasaki

SEA - NGS

SEANGS

Seattle/Tacoma Intl

Thu 7/2

1:05 pm-12:05 pm

1 stop31h 00m

$978

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
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See travel insights to Nagasaki from

How to get the cheapest flight ticket from Seattle to Nagasaki

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 Nagasaki flights?

You could potentially save up to 11% on your flight if you consider stops on a Seattle to Nagasaki flight.

When to book flights from Seattle to Nagasaki

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

Cheap Seattle to Nagasaki (SEA to NGS) flight deals and tips

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

Fastest flight time

29h 35m

Direct flights

None
The fastest flight from Seattle to Nagasaki takes 29h 35m
There are no direct flights from Seattle to Nagasaki. There are no popular flight routes from Seattle to Nagasaki.
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Frequently asked questions about flying from Seattle to Nagasaki

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

    Nagasaki is 5310.8 mi away from Seattle/Tacoma Intl. 29h 35m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Nagasaki Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Nagasaki 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 Nagasaki Airport.

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

    The necessary travel and health documents for your Nagasaki Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Nagasaki?

Book flights to Nagasaki if you plan to visit one of these locations
Sasebo

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Nagasaki. momondo saves you time and could save you money on your trip.

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

Flights from Seattle to Nagasaki with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Seattle to Nagasaki flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Seattle to Nagasaki flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Japan

Airports servicing Nagasaki Prefecture

Tsushima Airport