AirHint found the following cheapest return flights from Chiang Rai (CEI) to Singapore (SIN) in April 2026 (see full year).

Return flights

23 Apr - 25 Apr	Scoot	direct
20 Apr - 27 Apr	Scoot	direct
18 Apr - 25 Apr	Scoot
18 Apr - 25 Apr	Scoot	direct
24 Apr - 01 May	Scoot
11 Apr - 13 Apr	Scoot
09 Apr - 12 Apr	Scoot
20 Apr - 30 Apr	Scoot
10 Apr - 13 Apr	Scoot
11 Apr - 13 Apr	Scoot	direct
10 Apr - 12 Apr	Scoot
24 Apr - 01 May	Scoot	direct

Also check the deals for one-way flights from Chiang Rai to Singapore in April.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Chiang Rai to Singapore in April from $233

Return flights