Flights to Koh Samui from Galesburg

View ฿17,240 flight on Wed, 6 Aug 2025Opens in a new window

Popular airlines from Galesburg to Koh Samui

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Cheap Flights from Galesburg (PIA) to Koh Samui (USM)

Prices were available within the past 7 days and start at ฿17,240 for one-way flights and ฿22,880 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
฿22,880 Return, found 1 hour ago
฿22,880
Return
found 1 hour ago
Select United flight, departing Thu, 16 Oct from Chicago to Koh Samui, returning Sun, 26 Oct, priced at ฿22,880 found 1 hour ago
United
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿23,505 Return, found 15 hours ago
฿23,505
Return
found 15 hours ago
Select United flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿23,505 found 15 hours ago
Japan Airlines
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿34,025 Return, found 15 hours ago
฿34,025
Return
found 15 hours ago
Select Japan Airlines flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿34,025 found 15 hours ago
EVA Airways
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿38,605 Return, found 15 hours ago
฿38,605
Return
found 15 hours ago
Select EVA Airways flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿38,605 found 15 hours ago
Cathay Pacific
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿49,705 Return, found 15 hours ago
฿49,705
Return
found 15 hours ago
Select Cathay Pacific flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿49,705 found 15 hours ago
Turkish Airlines
Wed, 27 Aug - Wed, 3 Sep
ORD
Chicago
USM
Koh Samui
฿49,730 Return, found 15 hours ago
฿49,730
Return
found 15 hours ago
Select Turkish Airlines flight, departing Wed, 27 Aug from Chicago to Koh Samui, returning Wed, 3 Sep, priced at ฿49,730 found 15 hours ago
*Available to Expedia members.