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

Return flights

27 Apr - 11 May	Air India	direct
01 Apr - 05 Apr	IndiGo
23 Apr - 28 Apr	IndiGo
02 Apr - 09 Apr	IndiGo
12 Apr - 21 Apr	IndiGo
03 Apr - 08 Apr	IndiGo
04 Apr - 08 Apr	IndiGo
03 Apr - 10 Apr	IndiGo
05 Apr - 11 Apr	IndiGo
13 Apr - 17 Apr	Air India	direct
04 Apr - 11 Apr	IndiGo
25 Apr - 02 May	Air India	direct
27 Apr - 06 May	SriLankan Airlines	direct
27 Apr - 01 May	IndiGo
29 Apr - 07 May	Air India	direct
30 Apr - 04 May	Air India	direct
21 Apr - 01 May	Air India	direct
27 Apr - 01 May	Air India	direct
30 Apr - 07 May	Air India	direct
02 Apr - 06 May	IndiGo

Also check the deals for one-way 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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from Delhi to Colombo in April from 226€

Return flights