Cheapest return flights from Delhi to Kathmandu in September from 114€

AirHint found the following cheapest return flights from Delhi (DEL) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

10 Sep - 18 Sep Air India direct
10 Sep - 29 Sep Air India direct
10 Sep - 11 Sep Air India direct
10 Sep - 10 Sep Air India direct
10 Sep - 15 Sep Air India direct
10 Sep - 16 Sep Air India direct
10 Sep - 17 Sep Air India direct
10 Sep - 24 Sep Air India direct
10 Sep - 21 Sep Air India direct
10 Sep - 03 Oct Air India direct
10 Sep - 22 Sep Air India direct
13 Sep - 07 Oct Nepal Airlines direct
13 Sep - 04 Oct Air India direct
14 Sep - 11 Oct Air India direct
15 Sep - 15 Oct Air India direct
11 Sep - 01 Oct Air India direct
16 Sep - 10 Oct Air India direct
15 Sep - 10 Oct SpiceJet direct
15 Sep - 08 Oct SpiceJet direct
20 Sep - 04 Oct Nepal Airlines direct

Also check the deals for one-way flights from Delhi to Kathmandu 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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