Cheapest return flights from Delhi to Kathmandu in December from $124

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

Return flights

29 Dec - 05 Jan IndiGo direct
27 Dec - 30 Dec Air India direct
30 Dec - 17 Jan Air India direct
27 Dec - 31 Dec Air India direct
27 Dec - 03 Jan Air India direct
31 Dec - 04 Jan IndiGo direct
29 Dec - 03 Jan Air India direct
29 Dec - 02 Jan Air India direct
30 Dec - 03 Jan Air India direct
29 Dec - 30 Dec IndiGo direct
31 Dec - 01 Jan IndiGo direct
29 Dec - 10 Jan IndiGo direct
29 Dec - 08 Jan IndiGo direct
28 Dec - 29 Dec Air India direct
30 Dec - 31 Dec IndiGo direct
28 Dec - 30 Dec IndiGo direct
28 Dec - 31 Dec IndiGo direct
26 Dec - 27 Dec Air India direct
31 Dec - 31 Dec Air India direct
28 Dec - 28 Dec Air India direct

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

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