HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Narita

$348+ Cheap flights from Seattle (SEA) to Narita, 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NRT
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Narita with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Narita are usually found in September or August, booked 12 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Seattle to Narita

Keep the following information in mind while searching for Seattle to Narita flight deals. Data was last updated September 19, 2025.

Round-trip from

$676
(CrystalTravel)

One-way from

$348
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$841
From Seattle/Tacoma Intl to Narita
Search Deals
One-way flight from Seattle/Tacoma Intl to Narita
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Seattle to Narita

Cheapest flights from Seattle to Narita
Explore the most affordable flight options available from Seattle to Narita. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This oojo deal was found by Cheapflights users on 9/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:10 amSEA - NRT
1 stop18h 10mAsiana Airlines
Wed 11/267:25 pmNRT - SEA
1 stop35h 30mAsiana Airlines
Deal found 9/17$681
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:37 pmSEA - NRT
1 stop27h 03mUnited Airlines
Wed 11/194:45 pmNRT - SEA
1 stop23h 30mUnited Airlines
Deal found 9/17$682
This oojo deal was found by Cheapflights users on 9/18. 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.
Thu 11/612:10 amSEA - NRT
1 stop18h 10mAsiana Airlines
Sun 11/307:25 pmNRT - SEA
1 stop35h 30mAsiana Airlines
Deal found 9/18$683
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:29 pmSEA - NRT
1 stop26h 31mANA
Sun 12/145:00 pmNRT - SEA
1 stop21h 00mANA
Deal found 9/17$685
This oojo deal was found by Cheapflights users on 9/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:10 amSEA - NRT
1 stop27h 50mAsiana Airlines
Wed 11/121:20 pmNRT - SEA
2 stops44h 45mAsiana Airlines
Deal found 9/17$686
This Hawaiian Airlines deal was found by Cheapflights users on 9/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:50 pmSEA - NRT
Nonstop11h 10mHawaiian Airlines
Sat 11/16:30 pmNRT - SEA
Nonstop9h 10mHawaiian Airlines
Deal found 9/17$687
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/136:35 amSEA - NRT
1 stop15h 40mUnited Airlines
Thu 10/235:00 pmNRT - SEA
1 stop22h 15mUnited Airlines
Deal found 9/18$689
This FlightHub deal was found by Cheapflights users on 9/18. 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.
Thu 10/3012:10 amSEA - NRT
1 stop25h 45mAsiana Airlines
Tue 11/111:20 pmNRT - SEA
1 stop17h 35mAsiana Airlines
Deal found 9/18$690
This Korean Air deal was found by Cheapflights users on 9/17. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:00 amSEA - NRT
1 stop17h 05mKorean Air
Wed 1/219:15 amNRT - SEA
1 stop16h 45mKorean Air
Deal found 9/17$691
This SmartFares deal was found by Cheapflights users on 9/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/111:35 pmSEA - NRT
1 stop28h 55mPhilippine Airlines
Sun 10/59:30 amNRT - SEA
1 stop25h 45mPhilippine Airlines
Deal found 9/18$692
This Air Canada deal was found by Cheapflights users on 9/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:50 amSEA - NRT
1 stop17h 30mAir Canada
Fri 12/196:15 pmNRT - SEA
1 stop18h 01mAir Canada
Deal found 9/17$693
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amSEA - NRT
1 stop15h 00mANA
Mon 12/154:45 pmNRT - SEA
1 stop21h 15mANA
Deal found 9/17$694

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Narita 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 September 19, 2025.
Use the filters below to find and compare flights from Seattle to Narita that are best for you.

Fly from

Seattle

Fly to

Narita

Route

Depart

Return

Price

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 10/13

6:35 am-2:15 pm

1 stop15h 40m

Tokyo Narita

Thu 10/23

5:00 pm-11:15 pm

1 stop22h 15m

$689

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Fri 1/23

6:03 am-3:00 pm

1 stop15h 57m

Tokyo Narita

Sun 2/8

5:30 pm-9:12 pm

2 stops20h 42m

$707

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 12/4

7:00 am-3:20 pm

1 stop15h 20m

Tokyo Narita

Sat 12/13

5:30 pm-9:00 pm

2 stops20h 30m

$707

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 10/26

1:10 pm-4:00 pm

Nonstop10h 50m

Tokyo Narita

Mon 11/3

6:30 pm-10:40 am

Nonstop9h 10m

$716

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 11/6

7:25 am-3:55 pm

2 stops39h 30m

Tokyo Narita

Sun 11/16

5:10 pm-9:00 am

1 stop32h 50m

$716

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 2/23

12:30 pm-3:40 pm

Nonstop10h 10m

Tokyo Narita

Wed 3/4

5:05 pm-11:22 pm

1 stop23h 17m

$718

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 11/12

12:10 pm-4:00 pm

Nonstop10h 50m

Tokyo Narita

Mon 11/24

6:30 pm-10:40 am

Nonstop9h 10m

$729

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 11/25

12:05 pm-4:00 pm

Nonstop10h 55m

Tokyo Narita

Sun 12/7

6:30 pm-10:30 am

Nonstop9h 00m

$729

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sat 10/18

12:50 pm-4:00 pm

Nonstop11h 10m

Tokyo Narita

Fri 11/7

6:30 pm-10:40 am

Nonstop9h 10m

$734

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Thu 1/29

11:00 am-7:30 pm

1 stop15h 30m

Tokyo Narita

Mon 2/23

8:40 pm-9:00 am

1 stop29h 20m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Seattle to Narita

Have a flexible travel schedule? Discover the best time to fly to Narita 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 Narita

How far ahead should I book a flight from Seattle to Narita?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Narita. Price data was last updated on September 12, 2025.

The price you pay for your flight from Seattle to Narita may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Narita?

Currently, September is the cheapest month in which you can book a flight from Seattle to Narita (average of $807). Flying from Seattle to Narita 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 N4R?

Find hourly flight availability from Seattle to Narita. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

When flying from Seattle to Narita, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Seattle to Narita?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Narita. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Seattle to Narita flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Narita

Explore weekly flight availability from Seattle to Narita. 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 September 19, 2025.

The most flights from SEA to N4R 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 Narita

Get insights into the airlines that provide service to Narita. 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 Narita. Reviews last updated September 19, 2025.
Get a feel of what it's like to fly with Japan Airlines, Asiana Airlines, and Alaska Airlines from Seattle to Narita by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Japan Airlines
8.3
Very good
1,560 reviews
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Asiana Airlines
8.2
Very good
481 reviews
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Alaska Airlines
8.0
Very good
10,000 reviews
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Hawaiian Airlines
7.8
Good
2,732 reviews
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Air Canada
7.1
Good
10,000 reviews
Japan Airlines
8.3
Very good
1,560 reviews

Entertainment

7.8

Comfort

8.2

Overall

8.3

Boarding

8.4

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Narita. 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 Narita?

    For a flight from Seattle to Narita, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 6 outbound flights to Narita per day. 11 airlines have flights to Narita from Seattle/Tacoma Intl on a regular basis.

  • How long is the flight from Seattle to Narita?

    Departing from Seattle to Narita will take you 10h 50m. Airlines will cover a distance of 4754 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Seattle to Narita?

    No one likes to see their flight delayed. When booking a flight from Seattle to Narita consider choosing American Airlines (72%), Japan Airlines (72%) or Malaysia Airlines (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Narita?

    The cheapest flight price from Seattle to Narita is $348. On average you can expect to pay $1,871. The most popular route, (Seattle/Tacoma Intl - Tokyo Narita), can usually be booked for $573.

  • Can I find deals for flights from Seattle to Narita that include hotel bookings?

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

  • How can I find direct flights from Seattle to Narita?

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

  • Can I find deals for business class flights from Seattle to Narita?

    Yes. Cheapflights offers flight deals from Seattle to Narita 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 Narita?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Narita (average of $807). Flying from Seattle to Narita 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Seattle to Narita

Discover the top 10 airlines that operate flights from Seattle to Narita. 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 September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$117Average$1,040FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$359Average$936FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$625Average$885FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$675Average$996FlexibilityNo cancel feeOn-time67%
ANACheapest$686Average$975FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$700Average$1,005FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$702Average$793FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$705Average$852FlexibilityNo cancel feeOn-time60%
Japan AirlinesCheapest$711Average$1,095FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$719Average$1,043FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.