Cheapest return NRT–ICN flights, December

AirHint found the following cheapest return flights from Tokyo (NRT) to Seoul (ICN) in December 2026 (see full year).

Return flights

01 Dec - 08 Dec Korean Air direct
06 Dec - 08 Dec Asiana Airlines direct
20 Dec - 24 Dec Asiana Airlines direct
13 Dec - 22 Dec Asiana Airlines direct
02 Dec - 04 Dec Asiana Airlines direct
10 Dec - 12 Dec Korean Air direct
07 Dec - 12 Dec Korean Air direct
01 Dec - 05 Dec Korean Air direct
24 Dec - 29 Dec Korean Air direct
15 Dec - 17 Dec Korean Air direct
23 Dec - 05 Jan Korean Air direct
20 Dec - 02 Jan Asiana Airlines direct
22 Dec - 01 Jan Asiana Airlines direct
24 Dec - 01 Jan Asiana Airlines direct
12 Dec - 11 Jan Asiana Airlines direct
18 Dec - 11 Jan Asiana Airlines direct
19 Dec - 10 Jan Asiana Airlines direct
29 Dec - 05 Jan Korean Air direct
30 Dec - 05 Jan Korean Air direct
30 Dec - 06 Jan Korean Air direct

Also check the deals for one-way flights from Tokyo 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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