United Cheap Flights from Seattle to Tokyo: UA SEA→NRT

View HK$2,690 flight on Wed, 18 Feb 2026Opens in a new window
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Prices were available within the past 7 days and start at HK$2,690 for one-way flights and HK$4,990 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 13 Nov - Sat, 22 Nov
SEA
Seattle
NRT
Tokyo
HK$4,990 Return, found 6 days ago
HK$4,990
Return
found 6 days ago
Select United flight, departing Thu, 13 Nov from Seattle to Tokyo, returning Sat, 22 Nov, priced at HK$4,990 found 6 days ago
United
Thu, 27 Nov - Sat, 13 Dec
SEA
Seattle
NRT
Tokyo
HK$5,002 Return, found 2 days ago
HK$5,002
Return
found 2 days ago
Select United flight, departing Thu, 27 Nov from Seattle to Tokyo, returning Sat, 13 Dec, priced at HK$5,002 found 2 days ago
United
Mon, 27 Apr - Wed, 27 May
SEA
Seattle
NRT
Tokyo
HK$5,272 Return, found 1 day ago
HK$5,272
Return
found 1 day ago
Select United flight, departing Mon, 27 Apr from Seattle to Tokyo, returning Wed, 27 May, priced at HK$5,272 found 1 day ago
United
Tue, 3 Mar - Wed, 11 Mar
SEA
Seattle
NRT
Tokyo
HK$5,852 Return, found 1 day ago
HK$5,852
Return
found 1 day ago
Select United flight, departing Tue, 3 Mar from Seattle to Tokyo, returning Wed, 11 Mar, priced at HK$5,852 found 1 day ago
United
Sat, 17 Jan - Thu, 29 Jan
SEA
Seattle
NRT
Tokyo
HK$5,997 Return, found 2 days ago
HK$5,997
Return
found 2 days ago
Select United flight, departing Sat, 17 Jan from Seattle to Tokyo, returning Thu, 29 Jan, priced at HK$5,997 found 2 days ago
United
Sat, 10 Jan - Mon, 19 Jan
SEA
Seattle
NRT
Tokyo
HK$6,393 Return, found 2 days ago
HK$6,393
Return
found 2 days ago
Select United flight, departing Sat, 10 Jan from Seattle to Tokyo, returning Mon, 19 Jan, priced at HK$6,393 found 2 days ago

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Narita Intl. Airport (NRT)?
Grab budget-friendly return United Airlines flights from HK$4,990 from SEA to NRT by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from HK$2,690 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to NRT with United Airlines?
January is one of the cheapest months to travel to Tokyo with United Airlines. You could also find great deals on one-way and return tickets in February.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Narita Intl. Airport (NRT)?
Click on the "Nonstop" filter when browsing for direct United Airlines flights from SEA to NRT. You can also compare other airlines offering the same nonstop trip.
What airports does United Airlines fly into in Tokyo?
United Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Tokyo come in to Narita Intl. Airport (NRT). This is the main entry point to this destination.
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Narita Intl. Airport (NRT)?
Changes are often free within 24 hours of making your booking, but your airline may add a charge after that time. For more information about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to make changes without being charged, check the "Changes included" and "No cancel fee" filters when organising your next escape.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Narita Intl.
Distance
7611 km
Average flight time
27 hours 40 mins

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