Cheapest one-way flights from Boston to Seoul in October from $503

Best time to book flights for Boston (BOS) to Seoul (ICN) flights at AirHint

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 Air Canada
05 Oct Hainan Airlines
12 Oct Hainan Airlines
11 Oct WestJet
06 Oct Etihad Airways
10 Oct WestJet
30 Oct Cathay Pacific
30 Oct Delta direct
05 Oct Korean Air direct
01 Oct Korean Air 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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