AirHint found the following cheapest return flights from Lucknow (LKO) to Delhi (DEL) in September 2026 (see full year).
Return flights
| 11 Sep - 14 Sep | Air India | direct | |
| 11 Sep - 19 Sep | Air India Express | direct | |
| 11 Sep - 01 Oct | Air India Express | direct | |
| 26 Sep - 01 Oct | Air India Express | direct | |
| 26 Sep - 17 Oct | Air India Express | direct |
Also check the deals for one-way flights from Lucknow to Delhi in September.
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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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