Cheapest return flights from Boston to Seoul in April from $983

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 April 2025 (see full year).

Return flights

04 Apr - 11 Apr Cathay Pacific
24 Apr - 07 May Cathay Pacific
20 Apr - 09 May Turkish Airlines
28 Apr - 09 May Turkish Airlines
04 Apr - 12 Apr Hainan Airlines
08 Apr - 15 Apr Turkish Airlines
11 Apr - 16 Apr Hainan Airlines
11 Apr - 17 Apr Hainan Airlines
09 Apr - 17 Apr Turkish Airlines
28 Apr - 05 May Turkish Airlines
06 Apr - 06 May Cathay Pacific
16 Apr - 23 Apr Spirit Airlines
18 Apr - 03 May Hainan Airlines
22 Apr - 01 May Cathay Pacific
18 Apr - 26 Apr Cathay Pacific
20 Apr - 27 Apr Cathay Pacific
19 Apr - 25 Apr Etihad Airways
25 Apr - 02 May Air Canada
30 Apr - 07 May Air Canada
27 Apr - 04 May Air Canada

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

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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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