Cheapest one-way flights from Boston to Seoul in October from 430€

AirHint found the following cheapest one-way flights from Boston (BOS) to Seoul (ICN) in October 2025 (see full year).

One-Way flights

01 Oct Spirit Airlines
03 Oct Air Canada
11 Oct WestJet
01 Oct Korean Air direct
08 Oct Alaska Airlines
03 Oct Delta direct
10 Oct Cathay Pacific
09 Oct Delta direct
08 Oct Delta direct
10 Oct Delta direct

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

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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