AirHint found the following cheapest return flights from Varanasi (VNS) to Kathmandu (KTM) in September 2026 (see full year).
Return flights
| 07 Sep - 19 Sep | IndiGo | ||
| 09 Sep - 21 Sep | IndiGo | ||
| 23 Sep - 30 Sep | IndiGo |
Also check the deals for one-way flights from Varanasi to Kathmandu in September.
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