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Cathay Pacific flights to Seoul from Boston

View S$908 flight on Tue, 25 Aug, 2026Opens in a new window

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Cathay Pacific flights from Boston to Seoul (BOS→SEL)

Prices were available within the past 7 days and start at S$908 for one-way flights and S$1,666 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Mon, 11 Jan - Thu, 21 Jan
BOS
Boston
ICN
Seoul
S$1,666 Return, found 21 hours ago
S$1,666
Return
found 21 hours ago
Select Cathay Pacific flight, departing Mon, 11 Jan from Boston to Seoul, returning Thu, 21 Jan, priced at S$1,666 found 21 hours ago
Cathay Pacific
Fri, 15 Jan - Sat, 23 Jan
BOS
Boston
ICN
Seoul
S$1,794 Return, found 21 hours ago
S$1,794
Return
found 21 hours ago
Select Cathay Pacific flight, departing Fri, 15 Jan from Boston to Seoul, returning Sat, 23 Jan, priced at S$1,794 found 21 hours ago
Cathay Pacific
Mon, 11 Jan - Thu, 21 Jan
BOS
Boston
ICN
Seoul
S$1,879 Return, found 21 hours ago
S$1,879
Return
found 21 hours ago
Select Cathay Pacific flight, departing Mon, 11 Jan from Boston to Seoul, returning Thu, 21 Jan, priced at S$1,879 found 21 hours ago
Cathay Pacific
Sat, 13 Feb - Sat, 20 Feb
BOS
Boston
ICN
Seoul
S$1,891 Return, found 5 days ago
S$1,891
Return
found 5 days ago
Select Cathay Pacific flight, departing Sat, 13 Feb from Boston to Seoul, returning Sat, 20 Feb, priced at S$1,891 found 5 days ago
Cathay Pacific
Fri, 15 Jan - Sat, 23 Jan
BOS
Boston
ICN
Seoul
S$2,007 Return, found 21 hours ago
S$2,007
Return
found 21 hours ago
Select Cathay Pacific flight, departing Fri, 15 Jan from Boston to Seoul, returning Sat, 23 Jan, priced at S$2,007 found 21 hours ago
Cathay Pacific
Sat, 13 Feb - Sat, 20 Feb
BOS
Boston
ICN
Seoul
S$2,103 Return, found 5 days ago
S$2,103
Return
found 5 days ago
Select Cathay Pacific flight, departing Sat, 13 Feb from Boston to Seoul, returning Sat, 20 Feb, priced at S$2,103 found 5 days ago
Cathay Pacific
Mon, 11 Jan - Thu, 21 Jan
BOS
Boston
ICN
Seoul
S$2,157 Return, found 21 hours ago
S$2,157
Return
found 21 hours ago
Select Cathay Pacific flight, departing Mon, 11 Jan from Boston to Seoul, returning Thu, 21 Jan, priced at S$2,157 found 21 hours ago

Find the cheapest month to fly from Boston (BOS) to Seoul (SEL)

September is typically the cheapest month to fly

From S$1,204 - S$2,163 per traveller.

Travel information

Origin airport
Logan Intl.
Destination airport
Incheon Intl.
Distance
10900 km
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