Cheapest return LKO–KTM flights, May

AirHint found the following cheapest return flights from Lucknow (LKO) to Kathmandu (KTM) in May 2026 (see full year).

Return flights

11 May - 26 May IndiGo
06 May - 14 May IndiGo
11 May - 15 May IndiGo
23 May - 28 May IndiGo
20 May - 28 May IndiGo
21 May - 28 May IndiGo
21 May - 29 May IndiGo
17 May - 30 May IndiGo
15 May - 17 May IndiGo
06 May - 13 May IndiGo

Also check the deals for one-way flights from Lucknow to Kathmandu in May.

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