Are these the guaranteed airline ticket prices?

No. AirHint displays the lowest fares we found in a recent search. Airlines change prices often; confirm the total on the booking site before you pay.

How current are these prices?

Results refresh when you open or revisit this page. Last snapshot: Oct 10, 2026.

Where do I complete my booking?

Use the price buttons to continue on our booking partner's site. AirHint surfaces fares; ticketing is completed with the airline or agency.

Cheapest one-way flights from Boston (BOS) to Seoul (ICN), May

7 dates in May 2027, from $ 585. Book in one tap, or check whether to buy now or wait.

One-way Return

Dates, airline, and price
Dates	Airline	Price
1 May 2027	Alaska Airlines
19 May 2027	Cathay Pacific
30 May 2027	Air Canada

1 May 2027	Korean Air Direct Flight
8 May 2027	Delta Direct Flight
19 May 2027	Korean Air Direct Flight
30 May 2027	Delta Direct Flight

Cheapest deals for the full year

Deals for return flights from Boston to Seoul in May.

Book a cheap hotel in Seoul

Cheap car rent in Incheon Intl

Updated Oct 10, 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.

Find your flight now

Feel free to contact us with any feedback or request another flight research.

Cheapest one-way flights from Boston (BOS) to Seoul (ICN), May

About these fares

Sign In

User Name