AirHint found the following cheapest return flights from Orlando (MCO) to Seoul (ICN) in December 2025 (see full year).

Return flights

05 Dec - 12 Dec	Spirit Airlines
29 Dec - 16 Jan	United
07 Dec - 13 Dec	American Airlines
01 Dec - 10 Dec	Delta
09 Dec - 14 Dec	Spirit Airlines
07 Dec - 10 Dec	United
05 Dec - 29 Dec	Air Canada
10 Dec - 12 Dec	United
07 Dec - 21 Dec	Delta
07 Dec - 29 Dec	United
12 Dec - 12 Jan	Norse Atlantic Airways (UK)
08 Dec - 11 Jan	Delta
13 Dec - 19 Jan	Norse Atlantic Airways (UK)
29 Dec - 12 Jan	United
12 Dec - 11 Jan	Norse Atlantic Airways (UK)
16 Dec - 19 Jan	Spirit Airlines
15 Dec - 19 Jan	Spirit Airlines
16 Dec - 23 Dec	United
17 Dec - 19 Jan	United
07 Dec - 06 Jan	Frontier Airlines

Also check the deals for one-way flights from Orlando to Seoul in December.

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 return flights from Orlando to Seoul in December from $830

Return flights