Cheapest return flights from Delhi to Kathmandu in August from $138

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

Return flights

29 Aug - 31 Aug Air India direct
18 Aug - 19 Aug Air India direct
23 Aug - 24 Aug Air India direct
08 Aug - 16 Aug IndiGo direct
10 Aug - 12 Aug IndiGo direct
13 Aug - 16 Aug IndiGo direct
05 Aug - 08 Aug IndiGo direct
16 Aug - 30 Aug IndiGo direct
20 Aug - 27 Aug IndiGo direct
17 Aug - 31 Aug IndiGo direct
29 Aug - 02 Sep Air India direct
31 Aug - 03 Sep Air India direct
30 Aug - 02 Sep Air India direct
05 Aug - 18 Sep Air India direct
30 Aug - 13 Sep Air India direct
13 Aug - 02 Sep IndiGo direct
23 Aug - 06 Sep IndiGo direct
29 Aug - 06 Sep IndiGo direct

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

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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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