Cheapest one-way flights from Boston to Seoul in May from $538

Best time to book flights for Boston (BOS) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Boston (BOS) to Seoul (ICN) in May 2025 (see full year).

One-Way flights

11 May Frontier Airlines
12 May Hawaiian Airlines
25 May Porter Airlines (Canada) Ltd
31 May Etihad Airways
24 May Etihad Airways
15 May Spirit Airlines
13 May Hawaiian Airlines
20 May Spirit Airlines
19 May Lufthansa
29 May Vueling Airlines

Also check the deals for return flights from Boston to Seoul in May.

Skyscanner

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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