AirHint found the following cheapest return flights from Mumbai (BOM) to Colombo (CMB) in October 2025 (see full year).

Return flights

13 Oct - 18 Oct	IndiGo
09 Oct - 13 Oct	IndiGo
07 Oct - 12 Oct	IndiGo
15 Oct - 19 Oct	IndiGo
14 Oct - 21 Oct	IndiGo
10 Oct - 19 Oct	IndiGo
16 Oct - 21 Oct	IndiGo
08 Oct - 13 Oct	Air India	direct
10 Oct - 13 Oct	IndiGo
15 Oct - 18 Oct	IndiGo
14 Oct - 01 Nov	IndiGo
24 Oct - 05 Nov	IndiGo
25 Oct - 02 Nov	Air India
29 Oct - 04 Nov	Air India
30 Oct - 05 Nov	IndiGo
28 Oct - 05 Nov	IndiGo
28 Oct - 04 Nov	Air India
31 Oct - 06 Nov	Air India
22 Oct - 02 Nov	Air India
31 Oct - 07 Nov	Air India

Also check the deals for one-way flights from Mumbai to Colombo in October.

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 return flights from Mumbai to Colombo in October from 230€

Return flights