฿9,874 Cheap Thai Airways International flights from Singapore to Chiang Rai (SIN→CEI)

View ฿9,874 flight on Fri, 16 Jan 2026Opens in a new window
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Thai Airways International flights from Singapore to Chiang Rai (SIN→CEI)

Prices were available within the past 7 days and start at ฿9,874 for one-way flights and ฿15,959 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Tue, 25 Nov - Fri, 28 Nov
SIN
Singapore
CEI
Chiang Rai
฿15,959 Return, found 9 hours ago
฿15,959
Return
found 9 hours ago
Select Thai Airways International flight, departing Tue, 25 Nov from Singapore to Chiang Rai, returning Fri, 28 Nov, priced at ฿15,959 found 9 hours ago
Thai Airways International
Mon, 17 Nov - Tue, 25 Nov
SIN
Singapore
CEI
Chiang Rai
฿16,187 Return, found 2 days ago
฿16,187
Return
found 2 days ago
Select Thai Airways International flight, departing Mon, 17 Nov from Singapore to Chiang Rai, returning Tue, 25 Nov, priced at ฿16,187 found 2 days ago
Thai Airways International
Fri, 2 Jan - Mon, 5 Jan
SIN
Singapore
CEI
Chiang Rai
฿16,860 Return, found 3 hours ago
฿16,860
Return
found 3 hours ago
Select Thai Airways International flight, departing Fri, 2 Jan from Singapore to Chiang Rai, returning Mon, 5 Jan, priced at ฿16,860 found 3 hours ago
Thai Airways International
Tue, 25 Nov - Fri, 28 Nov
SIN
Singapore
CEI
Chiang Rai
฿16,913 Return, found 9 hours ago
฿16,913
Return
found 9 hours ago
Select Thai Airways International flight, departing Tue, 25 Nov from Singapore to Chiang Rai, returning Fri, 28 Nov, priced at ฿16,913 found 9 hours ago
Thai Airways International
Fri, 9 Jan - Mon, 12 Jan
SIN
Singapore
CEI
Chiang Rai
฿16,998 Return, found 3 hours ago
฿16,998
Return
found 3 hours ago
Select Thai Airways International flight, departing Fri, 9 Jan from Singapore to Chiang Rai, returning Mon, 12 Jan, priced at ฿16,998 found 3 hours ago
Thai Airways International
Tue, 25 Nov - Fri, 28 Nov
SIN
Singapore
CEI
Chiang Rai
฿17,019 Return, found 9 hours ago
฿17,019
Return
found 9 hours ago
Select Thai Airways International flight, departing Tue, 25 Nov from Singapore to Chiang Rai, returning Fri, 28 Nov, priced at ฿17,019 found 9 hours ago
Flight from Singapore to Chiang Rai route information
Origin airport
Changi
Destination airport
Chiang Rai Intl.
Distance
2103 km
*Available to Expedia members.