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

Return flights

30 Jul - 06 Aug	Air India
31 Jul - 08 Aug	Air India
30 Jul - 09 Aug	Air India
29 Jul - 06 Aug	Air India
30 Jul - 31 Jul	Air India
28 Jul - 31 Jul	IndiGo
28 Jul - 30 Jul	IndiGo
28 Jul - 02 Aug	IndiGo
28 Jul - 01 Aug	IndiGo
30 Jul - 13 Aug	IndiGo
28 Jul - 04 Aug	IndiGo
31 Jul - 03 Aug	IndiGo
29 Jul - 01 Aug	IndiGo
28 Jul - 31 Jul	Air India	direct
30 Jul - 31 Jul	Air India	direct
29 Jul - 31 Jul	IndiGo
27 Jul - 31 Jul	Air India	direct
29 Jul - 31 Jul	Air India	direct
30 Jul - 30 Jul	Air India
27 Jul - 30 Jul	Air India

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

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 July from 173€

Return flights