฿24,375 Cheap United flights from Boston to Seoul (BOS→ICN)

View ฿24,375 flight on Tue, 18 Nov 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

United flights from Boston to Seoul (BOS→ICN)

Prices were available within the past 7 days and start at ฿24,375 for one-way flights and ฿51,645 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿51,645 Return, found 2 days ago
฿51,645
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿51,645 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿56,495 Return, found 2 days ago
฿56,495
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿56,495 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿56,680 Return, found 2 days ago
฿56,680
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿56,680 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿57,220 Return, found 2 days ago
฿57,220
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿57,220 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿59,565 Return, found 2 days ago
฿59,565
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿59,565 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿61,505 Return, found 2 days ago
฿61,505
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿61,505 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿61,690 Return, found 2 days ago
฿61,690
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿61,690 found 2 days ago
United
Thu, 24 Jul - Thu, 31 Jul
BOS
Boston
ICN
Seoul
฿61,740 Return, found 2 days ago
฿61,740
Return
found 2 days ago
Select United flight, departing Thu, 24 Jul from Boston to Seoul, returning Thu, 31 Jul, priced at ฿61,740 found 2 days ago
Flight from Boston to Seoul route information
Origin airport
Logan Intl.
Destination airport
Incheon Intl.
Distance
10900 km
Average flight time
14 hours 30 mins
*Available to Expedia members.