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

Return flights

19 Aug - 26 Aug	IndiGo
20 Aug - 27 Aug	IndiGo
26 Aug - 31 Aug	IndiGo
26 Aug - 06 Sep	IndiGo
27 Aug - 01 Sep	Thai AirAsia
22 Aug - 01 Sep	Thai AirAsia
27 Aug - 11 Sep	Thai AirAsia
22 Aug - 11 Sep	Thai AirAsia
27 Aug - 09 Sep	Thai AirAsia
27 Aug - 12 Sep	Thai AirAsia
27 Aug - 06 Sep	Thai AirAsia
22 Aug - 09 Sep	Thai AirAsia
22 Aug - 12 Sep	Thai AirAsia
22 Aug - 27 Aug	Thai AirAsia
22 Aug - 25 Aug	Thai AirAsia
26 Aug - 27 Aug	AirAsia
23 Aug - 27 Aug	AirAsia
23 Aug - 25 Aug	AirAsia
22 Aug - 30 Aug	Thai AirAsia
21 Aug - 27 Aug	Air India Express

Also check the deals for one-way flights from Lucknow 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 Lucknow to Singapore in August from 204€

Return flights