฿30,075 Cheap United flights from Boston to Seoul (BOS→ICN)

Use the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights ฿53,260 from BOS to ICN. Affordable one-way tickets from ฿30,075 are also available.*

*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Seoul in January or February. You could find a cheap fare with United Airlines during these quieter months.

To see if there's a direct trip from BOS to ICN with United Airlines or another airline, use our "Nonstop" filter when searching for flights.

Jump on a United Airlines flight from Logan Intl. Airport (BOS) to Seoul, and you'll probably come in to Incheon Intl. Airport (ICN). This is the airline's main hub in this destination.

Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that time. For more details about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the freedom to change your plans without being charged, apply the "Changes included" or "No cancel fee" filter when planning your trip.