AirHint found the following cheapest return flights from Phoenix (PHX) to Seoul (ICN) in October 2025 (see full year).
Return flights
| 29 Oct - 04 Nov | Frontier Airlines | ||
| 30 Oct - 02 Nov | Delta | ||
| 19 Oct - 26 Oct | United | ||
| 25 Oct - 10 Nov | United |
Also check the deals for one-way flights from Phoenix to Seoul in October.
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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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