Cheapest return flights from Seattle to Tokyo in September from $753

Best time to book flights for Seattle (SEA) to Tokyo (NRT) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Tokyo (NRT) in September 2025 (see full year).

Return flights

22 Sep - 27 Sep WestJet
07 Sep - 15 Sep WestJet
29 Sep - 07 Oct WestJet
16 Sep - 23 Sep WestJet
08 Sep - 15 Sep WestJet
09 Sep - 16 Sep WestJet
01 Sep - 12 Sep Air Canada
01 Sep - 10 Sep Air Canada
09 Sep - 18 Sep Air Canada
03 Sep - 16 Sep Air Canada
01 Sep - 09 Sep Alaska Airlines direct
29 Sep - 07 Oct Hawaiian Airlines direct
20 Sep - 18 Oct Air Canada
20 Sep - 18 Oct Japan Airlines direct

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

Skyscanner

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.

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