Cheapest one-way flights from Boston to Seoul in September from $556

AirHint found the following cheapest one-way flights from Boston (BOS) to Seoul (ICN) in September 2026 (see full year).

One-Way flights

10 Sep Etihad Airways
19 Sep Etihad Airways
01 Sep Korean Air direct
10 Sep Korean Air direct
19 Sep Korean Air direct

Also check the deals for return flights from Boston to Seoul in September.

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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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