Flights to Koh Samui from Benton Harbor

View ฿19,135 flight on Fri, 15 Aug 2025Opens in a new window

Popular airlines from Benton Harbor to Koh Samui

  • 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

Cheap Flights from Benton Harbor (RFD) to Koh Samui (USM)

Prices were available within the past 7 days and start at ฿19,135 for one-way flights and ฿23,005 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 16 Oct - Sun, 26 Oct
ORD
Chicago
USM
Koh Samui
฿23,005 Return, found 7 hours ago
฿23,005
Return
found 7 hours ago
Select United flight, departing Thu, 16 Oct from Chicago to Koh Samui, returning Sun, 26 Oct, priced at ฿23,005 found 7 hours ago
United
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿23,505 Return, found 1 day ago
฿23,505
Return
found 1 day ago
Select United flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿23,505 found 1 day ago
EVA Airways
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿38,605 Return, found 1 day ago
฿38,605
Return
found 1 day ago
Select EVA Airways flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿38,605 found 1 day ago
Cathay Pacific
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿49,705 Return, found 1 day ago
฿49,705
Return
found 1 day ago
Select Cathay Pacific flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿49,705 found 1 day ago
Turkish Airlines
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿49,730 Return, found 1 day ago
฿49,730
Return
found 1 day ago
Select Turkish Airlines flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿49,730 found 1 day ago
Qatar Airways
Thu, 16 Oct - Sun, 26 Oct
ORD
Chicago
USM
Koh Samui
฿57,780 Return, found 7 hours ago
฿57,780
Return
found 7 hours ago
Select Qatar Airways flight, departing Thu, 16 Oct from Chicago to Koh Samui, returning Sun, 26 Oct, priced at ฿57,780 found 7 hours ago
*Available to Expedia members.