AirHint found the following cheapest one-way flights from Delhi (DEL) to Colombo (CMB) in April 2026 (see full year).

One-Way flights

09 Apr	SriLankan Airlines	direct
19 Apr	SriLankan Airlines	direct
26 Apr	SriLankan Airlines	direct
23 Apr	SriLankan Airlines	direct
18 Apr	SriLankan Airlines	direct
11 Apr	SriLankan Airlines	direct
01 Apr	SriLankan Airlines	direct
22 Apr	flydubai
08 Apr	flydubai
12 Apr	flydubai

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

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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Cheapest one-way flights from Delhi to Colombo in April from $163

One-Way flights