Cheapest return flights from Boston to Seoul in August from 1242€

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

AirHint found the following cheapest return flights from Boston (BOS) to Seoul (ICN) in August 2025 (see full year).

Return flights

01 Aug - 08 Aug Air Canada
01 Aug - 05 Aug Air Canada
12 Aug - 19 Aug Air Canada
12 Aug - 16 Aug Air Canada
11 Aug - 22 Aug Turkish Airlines
12 Aug - 19 Aug Delta direct
11 Aug - 22 Aug Delta direct
01 Aug - 08 Aug Delta direct
01 Aug - 05 Aug Delta direct
12 Aug - 16 Aug Delta direct

Also check the deals for one-way flights from Boston to Seoul in August.

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul