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

Return flights

29 Aug - 30 Aug	IndiGo	direct
26 Aug - 29 Aug	IndiGo	direct
02 Aug - 04 Aug	IndiGo	direct
01 Aug - 04 Aug	IndiGo	direct
01 Aug - 08 Aug	IndiGo	direct
07 Aug - 09 Aug	IndiGo	direct
04 Aug - 11 Aug	IndiGo	direct
03 Aug - 10 Aug	IndiGo	direct
15 Aug - 18 Aug	IndiGo	direct
14 Aug - 17 Aug	IndiGo	direct

Also check the deals for one-way flights from Lucknow to Varanasi 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 Varanasi in August from $68

Return flights