AirHint found the following cheapest one-way flights from Las Vegas (LAS) to Seoul (ICN) in October 2025 (see full year).

One-Way flights

14 Oct	WestJet
16 Oct	Alaska Airlines
29 Oct	Air Canada
05 Oct	Air Canada
04 Oct	WestJet
30 Oct	Air Canada
13 Oct	Alaska Airlines
11 Oct	Alaska Airlines
07 Oct	Alaska Airlines
30 Oct	Korean Air	direct

Also check the deals for return flights from Las Vegas to Seoul 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 one-way flights from Las Vegas to Seoul in October from 385€

One-Way flights