AirHint found the following cheapest return flights from St. Louis (STL) to Tokyo (HND) in March 2026 (see full year).

Return flights

06 Mar - 13 Mar	Delta
07 Mar - 14 Mar	American Airlines
11 Mar - 22 Mar	Delta
15 Mar - 22 Mar	American Airlines
25 Mar - 04 Apr	Hawaiian Airlines

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

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 March from $913

Return flights