Cheapest one-way flights from Austin to Seoul in December from $684

AirHint found the following cheapest one-way flights from Austin (AUS) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

23 Dec Korean Air
25 Dec Delta
22 Dec Frontier Airlines
17 Dec United
21 Dec Delta
20 Dec Delta
24 Dec United
19 Dec United

Also check the deals for return flights from Austin to Seoul in December.

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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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