Cheapest return BOS–ICN flights, June

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

Return flights

05 Jun - 14 Jun WestJet
11 Jun - 18 Jun Air Canada
01 Jun - 30 Jun Porter Airlines (Canada) Ltd
06 Jun - 01 Jul Porter Airlines (Canada) Ltd
15 Jun - 23 Jun WestJet
14 Jun - 21 Jun Air Canada
17 Jun - 24 Jun Porter Airlines (Canada) Ltd
03 Jun - 18 Jun Porter Airlines (Canada) Ltd
01 Jun - 08 Jun WestJet
05 Jun - 20 Jun WestJet
15 Jun - 22 Jun WestJet
23 Jun - 26 Jul WestJet
30 Jun - 07 Jul Porter Airlines (Canada) Ltd
03 Jun - 29 Jul Sun Country Airlines
30 Jun - 30 Jul Porter Airlines (Canada) Ltd
26 Jun - 20 Jul Alaska Airlines
27 Jun - 29 Jul WestJet
28 Jun - 29 Jul Qatar Airways
01 Jun - 16 Jul KLM
26 Jun - 18 Jul Air Canada

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

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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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