AirHint found the following cheapest return flights from Xi'an (XIY) to Singapore (SIN) in August 2025 (see full year).

Return flights

23 Aug - 01 Sep	VietJet Air
23 Aug - 01 Sep	Scoot Tigerair	direct
16 Aug - 23 Aug	Scoot Tigerair	direct
23 Aug - 27 Aug	Air China
28 Aug - 31 Aug	AirAsia X
28 Aug - 29 Aug	AirAsia X
28 Aug - 09 Sep	AirAsia X
23 Aug - 31 Aug	AirAsia X
28 Aug - 05 Sep	AirAsia X
28 Aug - 17 Sep	AirAsia X
23 Aug - 29 Aug	AirAsia X
25 Aug - 31 Aug	AirAsia X
25 Aug - 27 Aug	AirAsia X
25 Aug - 29 Aug	AirAsia X
07 Aug - 19 Aug	AirAsia X
30 Aug - 19 Sep	AirAsia X
23 Aug - 09 Sep	AirAsia X
28 Aug - 03 Sep	AirAsia X
23 Aug - 05 Sep	AirAsia X
30 Aug - 09 Sep	AirAsia X

Also check the deals for one-way flights from Xi'an to Singapore in August.

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 Xi'an to Singapore in August from $264

Return flights