AirHint found the following cheapest return flights from Seattle (SEA) to Tokyo (NRT) in January 2026 (see full year).

Return flights

13 Jan - 20 Jan	Air Canada
27 Jan - 30 Jan	Air Canada
19 Jan - 27 Jan	Air Canada
12 Jan - 21 Jan	Air Canada
13 Jan - 23 Jan	Air Canada
13 Jan - 03 Feb	Air Canada
27 Jan - 05 Feb	Air Canada
19 Jan - 28 Jan	Air Canada
18 Jan - 25 Jan	Air Canada
24 Jan - 06 Feb	Air Canada
19 Jan - 26 Jan	Air Canada
24 Jan - 07 Feb	Air Canada
16 Jan - 20 Jan	Air Canada
16 Jan - 29 Jan	Air Canada
22 Jan - 04 Feb	Air Canada
17 Jan - 01 Feb	Korean Air
16 Jan - 01 Feb	Korean Air
24 Jan - 07 Feb	Japan Airlines	direct
16 Jan - 01 Feb	Japan Airlines	direct
17 Jan - 02 Feb	Emirates

Also check the deals for one-way flights from Seattle to Tokyo in January.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Tokyo

Cheap car rent in Tokyo

Cheapest return flights from Seattle to Tokyo in January from 509€

Return flights