Cheapest return flights from Kathmandu to Delhi in September from 137€

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

Return flights

04 Sep - 10 Sep SpiceJet direct
05 Sep - 05 Sep Air India direct
05 Sep - 12 Sep SpiceJet direct
08 Sep - 15 Sep Nepal Airlines direct
27 Sep - 31 Oct Air India direct
02 Sep - 29 Oct IndiGo direct
18 Sep - 06 Oct Air India direct
30 Sep - 09 Oct Air India direct
30 Sep - 07 Oct Air India direct
27 Sep - 30 Oct IndiGo
29 Sep - 04 Oct Air India direct
29 Sep - 05 Oct Air India direct
13 Sep - 22 Sep Air India direct
17 Sep - 24 Sep Nepal Airlines direct
21 Sep - 24 Sep Air India direct
23 Sep - 26 Sep IndiGo direct
21 Sep - 25 Sep Air India direct
27 Sep - 27 Sep Air India direct
27 Sep - 30 Oct Air India direct
29 Sep - 13 Oct Air India Express

Also check the deals for one-way flights from Kathmandu 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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