AirHint found the following cheapest return flights from Chicago (MDW) to Seoul (ICN) in November 2025 (see full year).

Return flights

20 Nov - 27 Nov	Delta
11 Nov - 25 Nov	Delta
10 Nov - 25 Nov	Delta
10 Nov - 24 Nov	Delta
10 Nov - 04 Dec	Delta
11 Nov - 09 Dec	Delta
10 Nov - 23 Nov	Delta
05 Nov - 21 Nov	Delta
07 Nov - 25 Nov	Delta
09 Nov - 23 Nov	Delta
14 Nov - 21 Nov	Delta
21 Nov - 30 Nov	Delta

Also check the deals for one-way flights from Chicago to Seoul in November.

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 Chicago to Seoul in November from 1429€

Return flights