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Seattle Tacoma Intl. Airport to Narita Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport over the next 90 days, with one-way fares from €367 and round-trip from €706. Based on Trip.com's latest 7-day flight data.

Displayed flight fares from Seattle to Tokyo are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport

What is the cheapest month for one-way flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

Data is based on average one-way flight prices from Seattle Tacoma Intl. Airport to Narita Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Seattle Tacoma Intl. Airport to Narita Intl. Airport, the best time to buy is in January, with an average price of €384. You’ll want to avoid June, when the average price can reach as high as €794.

€794
€589
€384
€179
    Cheapest
  • €443
    Nov
  • €561
    Dec
  • €384
    Jan
  • €413
    Feb
  • €693
    Mar
  • €444
    Apr
  • €653
    May
  • €794
    Jun
  • €622
    Jul
  • €485
    Aug
  • €560
    Sep
  • €750
    Oct

What’s the cheapest month to fly round-trip from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Seattle Tacoma Intl. Airport to Narita Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, April is typically the cheapest month to find flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport, with an average price of €705. In contrast, March is usually the most expensive month, with average fares reaching €1,568.

€1,568
€1,137
€705
€274
    Cheapest
  • €878
    Nov
  • €1,049
    Dec
  • €729
    Jan
  • €1,144
    Feb
  • €1,568
    Mar
  • €705
    Apr
  • €1,303
    May
  • €1,531
    Jun
  • €1,003
    Jul
  • €919
    Aug
  • €1,016
    Sep
  • €1,005
    Oct

What is the cheapest day of the week to fly from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Seattle Tacoma Intl. Airport to Narita Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Seattle Tacoma Intl. Airport to Narita Intl. Airport is Monday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

€705
€613
€521
€429
  • €521
    Mon
  • €585
    Tue
  • €547
    Wed
  • €594
    Thu
  • €633
    Fri
  • €705
    Sat
  • €549
    Sun

Which airline offers the cheapest flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

The cheapest airline flying from Seattle Tacoma Intl. Airport to Narita Intl. Airport is WestJet (from €367) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From €367
Cathay Pacific
From €380
Hainan Airlines
From €383
Frontier Airlines
From €388
Korean Air
From €410
Delta Air Lines
From €413
Alaska Airlines
From €417
Asiana Airlines
From €420
United Airlines
From €423
Air Canada
From €428

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What is the flight schedule from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

Check the schedule for flights from Seattle to Tokyo and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. AS528

    8:45 AM

    SEA

    2h 16m

    Nonstop

    11:01 AM

    SFO

    S M T W T F S
    Search
  2. ZG025

    3:35 PM

    SFO

    11h 20m

    Nonstop

    7:55 PM

    NRT

    S M T W T F S
  3. DL1412

    9:50 AM

    SEA

    2h 22m

    Nonstop

    12:12 PM

    SFO

    S M T W T F S
    Search
  4. ZG025

    3:35 PM

    SFO

    11h 20m

    Nonstop

    7:55 PM

    NRT

    S M T W T F S
  5. AS492

    8:09 PM

    SEA

    2h 46m

    Nonstop

    10:55 PM

    LAX

    S M T W T F S
    Search
  6. ZG023

    9:30 AM

    LAX

    11h 55m

    Nonstop

    2:25 PM

    NRT

    S M T W T F S
  7. CX833

    10:25 AM

    SEA

    14h 20m

    Nonstop

    4:45 PM

    HKG

    S M T W - F -
    Search
  8. CX524

    1:20 AM

    HKG

    4h 30m

    Nonstop

    6:50 AM

    NRT

    S M T W T F S
  9. DL2635

    9:25 PM

    SEA

    2h 16m

    Nonstop

    11:41 PM

    SFO

    S M T W T F S
    Search
  10. ZG025

    3:35 PM

    SFO

    11h 20m

    Nonstop

    7:55 PM

    NRT

    S M T W T F S
  11. HU496

    10:20 AM

    SEA

    13h 30m

    Nonstop

    3:50 PM

    PEK

    - M - - - F -
    Search
  12. HU439

    7:55 AM

    PEK

    3h 35m

    Nonstop

    12:30 PM

    NRT

    - M - W - F -
  13. WS1553

    2:30 PM

    SEA

    1h 40m

    Nonstop

    6:10 PM

    YYC

    S M T W T - S
    Search
  14. WS080

    3:00 PM

    YYC

    10h 30m

    Nonstop

    4:30 PM

    NRT

    S M T W T F S
  15. AC8803

    10:10 AM

    SEA

    1h 11m

    Nonstop

    11:21 AM

    YVR

    S M T W T F S
    Search
  16. ZG021

    10:40 AM

    YVR

    10h 5m

    Nonstop

    12:45 PM

    NRT

    S - T W T F -
  17. CX833

    10:25 AM

    SEA

    14h 20m

    Nonstop

    4:45 PM

    HKG

    S M T W - F -
    Search
  18. CX504

    9:05 AM

    HKG

    4h 25m

    Nonstop

    2:30 PM

    NRT

    S M T W T F S
  19. AS680

    3:51 PM

    SEA

    2h 13m

    Nonstop

    6:04 PM

    SFO

    S M T W T F S
    Search
  20. ZG025

    3:35 PM

    SFO

    11h 20m

    Nonstop

    7:55 PM

    NRT

    S M T W T F S
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About Seattle Tacoma Intl. Airport and Narita Intl. Airport

Learn about Seattle Tacoma Intl. Airport (SEA) and Narita Intl. Airport (NRT) — including location, terminals, transportation, and travel tips.

Flight distance 7,664.48 km
Cheapest one-way ticket price €367
Cheapest return ticket price €706

FAQs for Seattle Tacoma Intl. Airport to Narita Intl. Airport Flights

  • How long is the flight from Seattle Tacoma Intl. Airport to Narita Intl. Airport?

    Seattle Tacoma Intl. Airport to Narita Intl. Airport takes about 10 hours 19 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Seattle Tacoma Intl. Airport (SEA) to Narita Intl. Airport (NRT).
  • The earliest flight from Seattle Tacoma Intl. Airport to Narita Intl. Airport departs at 11:55, and the last departs at 13:00, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle Tacoma Intl. Airport (SEA) to Narita Intl. Airport (NRT) is quite popular. Without considering departure times or holidays, tickets cost around €917 in December, the most expensive month to book this route.
    • The distance from Narita International Airport to downtown is about 57 km. It takes about 1 hour 10 minutes by taxi.
    • The distance from Haneda Airport to downtown is about 13 km. It takes about 30 minutes by taxi.
  • Japan Airlines is a very popular airline operating an average of 1560 flights per month.
  • One-way flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport currently start from €367, and round-trip fares start from €706. The current lowest fare is a WestJet flight departing on Wed, Dec 30; prices may vary depending on availability.
  • Yes. Alaska Airlines and Japan Airlines operate direct flights from Seattle Tacoma Intl. Airport to Narita Intl. Airport, with an average flight time of 9 hours 42 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Seattle Tacoma Intl. Airport to Narita Intl. Airport is €705. Prices may vary depending on the departure date, airline, and availability.
  • Seattle Tacoma Intl. Airport to Narita Intl. Airport operates around 14 weekly flights, mainly by Alaska Airlines and Japan Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle Tacoma Intl. Airport and Narita Intl. Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.