Cheapest return flights from Chicago to Seoul in March from $1794

AirHint found the following cheapest return flights from Chicago (MDW) to Seoul (ICN) in March 2026 (see full year).

Return flights

17 Mar - 24 Mar Korean Air
25 Mar - 15 Apr Korean Air
03 Mar - 06 Apr Delta
03 Mar - 08 Apr Delta
27 Mar - 23 Apr Korean Air
05 Mar - 19 Mar Delta
13 Mar - 23 Mar Korean Air
13 Mar - 20 Mar Korean Air
06 Mar - 16 Mar Delta
13 Mar - 22 Mar Delta
04 Mar - 24 Mar Korean Air

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

Skyscanner

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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