Cheap flights from Delhi to Koh Samui

View AU$494 flight on Mon, 6 Oct. 2025Opens in a new window

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Cheap Flights from Delhi (DEL) to Koh Samui (USM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Fri., 25 Apr. - Thu., 1 May
DEL
Delhi
USM
Koh Samui
AU$968 Return, found 5 days ago
AU$968
Return
found 5 days ago
Select Singapore Airlines flight, departing Fri., 25 Apr. from Delhi to Koh Samui, returning Thu., 1 May, priced at AU$968 found 5 days ago
Thai Airways International
Mon., 9 Jun. - Mon., 23 Jun.
DEL
Delhi
USM
Koh Samui
AU$991 Return, found 5 hours ago
AU$991
Return
found 5 hours ago
Select Thai Airways International flight, departing Mon., 9 Jun. from Delhi to Koh Samui, returning Mon., 23 Jun., priced at AU$991 found 5 hours ago
Thai Airways International
Fri., 9 May - Fri., 16 May
DEL
Delhi
USM
Koh Samui
AU$997 Return, found 19 hours ago
AU$997
Return
found 19 hours ago
Select Thai Airways International flight, departing Fri., 9 May from Delhi to Koh Samui, returning Fri., 16 May, priced at AU$997 found 19 hours ago
Air India
Wed., 2 Apr. - Wed., 9 Apr.
DEL
Delhi
USM
Koh Samui
AU$1,052 Return, found 16 hours ago
AU$1,052
Return
found 16 hours ago
Select Air India flight, departing Wed., 2 Apr. from Delhi to Koh Samui, returning Wed., 9 Apr., priced at AU$1,052 found 16 hours ago
Vietnam Airlines
Sun., 8 Jun. - Mon., 23 Jun.
DEL
Delhi
USM
Koh Samui
AU$1,058 Return, found 5 hours ago
AU$1,058
Return
found 5 hours ago
Select Vietnam Airlines flight, departing Sun., 8 Jun. from Delhi to Koh Samui, returning Mon., 23 Jun., priced at AU$1,058 found 5 hours ago
Emirates
Fri., 25 Apr. - Thu., 1 May
DEL
Delhi
USM
Koh Samui
AU$3,340 Return, found 5 days ago
AU$3,340
Return
found 5 days ago
Select Emirates flight, departing Fri., 25 Apr. from Delhi to Koh Samui, returning Thu., 1 May, priced at AU$3,340 found 5 days ago
*Available to Expedia members.