AirHint found the following cheapest return flights from Phoenix (PHX) to Seoul (ICN) in January 2026 (see full year).
Return flights
| 15 Jan - 19 Jan | Frontier Airlines | ||
| 13 Jan - 31 Jan | Air Canada | ||
| 08 Jan - 22 Jan | Alaska Airlines | ||
| 06 Jan - 10 Feb | Frontier Airlines | ||
| 06 Jan - 15 Jan | Delta | ||
| 04 Jan - 11 Jan | Frontier Airlines |
Also check the deals for one-way flights from Phoenix to Seoul in January.
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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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