Cheapest return flights from Philadelphia to Seoul in March from $846

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

Return flights

11 Mar - 18 Mar American Airlines
25 Mar - 11 Apr Air Canada

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

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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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