Cheapest return flights from Boston to Seoul in June from $1001

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 June 2025 (see full year).

Return flights

03 Jun - 15 Jun Air Canada
17 Jun - 15 Jul Air Canada
15 Jun - 29 Jun WestJet
16 Jun - 04 Jul WestJet
02 Jun - 30 Jun Spirit Airlines
09 Jun - 26 Jun WestJet
10 Jun - 23 Jun Air Canada
10 Jun - 20 Jun Air Canada
01 Jun - 30 Jun Air Canada
23 Jun - 10 Jul Air Canada
15 Jun - 15 Jul WestJet
22 Jun - 12 Jul Alaska Airlines
02 Jun - 30 Jun Delta direct
19 Jun - 26 Jun Delta
03 Jun - 10 Jun United
30 Jun - 07 Jul United
25 Jun - 02 Jul United
26 Jun - 03 Jul United
28 Jun - 05 Jul United
24 Jun - 01 Jul United

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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