AirHint found the following cheapest return flights from St. Louis (STL) to Tokyo (NRT) in January 2026 (see full year).
Return flights
| 16 Jan - 23 Jan | Delta | ||
| 05 Jan - 12 Jan | Frontier Airlines | ||
| 02 Jan - 16 Jan | United | ||
| 03 Jan - 17 Jan | Alaska Airlines | ||
| 04 Jan - 11 Jan | Frontier Airlines | ||
| 02 Jan - 08 Jan | Frontier Airlines |
Also check the deals for one-way flights from St. Louis to Tokyo in January.
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