Cheapest return flights from Boston to Seoul in May from 933€

AirHint found the following cheapest return flights from Boston (BOS) to Seoul (ICN) in May 2026 (see full year).

Return flights

06 May - 16 May Alaska Airlines
12 May - 16 Jun Alaska Airlines
08 May - 17 May WestJet
01 May - 14 May WestJet
01 May - 05 May Spirit Airlines
23 May - 01 Jun WestJet
07 May - 21 May Etihad Airways
07 May - 04 Jun Porter Airlines (Canada) Ltd
24 May - 31 May WestJet
31 May - 13 Jun Air Canada
24 May - 14 Jun Air Canada
04 May - 07 May Alaska Airlines
06 May - 20 May Air Canada
02 May - 10 May Air Canada
02 May - 09 May Air Canada
12 May - 16 Jun Delta direct
07 May - 04 Jun Delta direct
23 May - 01 Jun Delta direct

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

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