Book a trip from Seoul to Boston with Cathay Pacific

Deals on Seoul (SEL) to Boston (BOS) flights

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Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)

Flight Deals for Popular Routes on Cathay Pacific

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*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

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