AirHint found the following cheapest return flights from St. Louis (STL) to Tokyo (NRT) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct	Air Canada
01 Oct - 06 Oct	Air Canada
04 Oct - 24 Oct	Air Canada
05 Oct - 24 Oct	American Airlines
04 Oct - 18 Oct	United
09 Oct - 13 Oct	Emirates
10 Oct - 13 Oct	Emirates
10 Oct - 12 Oct	Emirates

Also check the deals for one-way flights from St. Louis to Tokyo in October.

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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Cheapest return flights from St. Louis to Tokyo in October from $744

Return flights