Cheapest one-way flights from Delhi to Colombo in December from $165

Best time to book flights for Delhi (DEL) to Colombo (CMB) flights at AirHint

AirHint found the following cheapest one-way flights from Delhi (DEL) to Colombo (CMB) in December 2025 (see full year).

One-Way flights

27 Dec Air India
27 Dec SriLankan Airlines direct
01 Dec SriLankan Airlines direct
24 Dec Air India
26 Dec Air India
30 Dec Air India
31 Dec Air India
05 Dec Air India
12 Dec Air India
07 Dec Air India

Also check the deals for return flights from Delhi to Colombo in December.

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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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