AirHint found the following cheapest return flights from Lucknow (LKO) to Singapore (SIN) in October 2025 (see full year).

Return flights

23 Oct - 09 Nov	AirAsia
07 Oct - 28 Oct	AirAsia
14 Oct - 28 Oct	AirAsia
23 Oct - 28 Oct	AirAsia
09 Oct - 28 Oct	AirAsia
23 Oct - 13 Nov	AirAsia
07 Oct - 16 Oct	AirAsia
14 Oct - 16 Oct	AirAsia
09 Oct - 16 Oct	AirAsia
09 Oct - 14 Oct	AirAsia
07 Oct - 26 Oct	AirAsia
14 Oct - 26 Oct	AirAsia
26 Oct - 09 Nov	Thai AirAsia
26 Oct - 13 Nov	Thai AirAsia
24 Oct - 09 Nov	Thai AirAsia
12 Oct - 18 Nov	Air India
24 Oct - 13 Nov	Thai AirAsia
22 Oct - 09 Nov	Thai AirAsia
20 Oct - 09 Nov	Thai AirAsia
19 Oct - 09 Nov	Air India Express

Also check the deals for one-way flights from Lucknow to Singapore in October.

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 Lucknow to Singapore in October from $279

Return flights