Cheapest return flights from Boston (BOS) to Seoul (ICN), October

16 dates in October, from $ 1,050. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
31 Oct 7 Nov Alaska Airlines
28 Oct 11 Nov jetBlue
23 Oct 10 Nov WestJet
22 Oct 29 Oct American Airlines
15 Oct 22 Oct Alaska Airlines
28 Oct 8 Nov Cathay Pacific
17 Oct 24 Oct American Airlines
27 Oct 17 Nov Delta
24 Oct 25 Oct Alaska Airlines
16 Oct 29 Oct Cathay Pacific
31 Oct 7 Nov Korean Air
Direct Flight
14 Oct 23 Nov Qatar Airways
22 Oct 29 Oct Delta
Direct Flight
14 Oct 30 Oct Korean Air
Direct Flight
14 Oct 23 Nov Delta
Direct Flight
15 Oct 22 Oct Delta
Direct Flight
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Deals for one-way flights from Boston to Seoul in October.

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Updated Oct 11, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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