AirHint found the following cheapest return flights from Mumbai (BOM) to Singapore (SIN) in December 2025 (see full year).

Return flights

02 Dec - 21 Jan	Air India	direct
02 Dec - 21 Jan	SriLankan Airlines
15 Dec - 11 Jan	IndiGo
05 Dec - 11 Dec	SriLankan Airlines
01 Dec - 08 Dec	SriLankan Airlines
17 Dec - 01 Jan	IndiGo
17 Dec - 02 Jan	IndiGo
07 Dec - 27 Dec	IndiGo
16 Dec - 12 Jan	Singapore Airlines	direct
09 Dec - 24 Dec	IndiGo	direct
14 Dec - 30 Dec	IndiGo
15 Dec - 23 Dec	IndiGo	direct
14 Dec - 25 Dec	IndiGo	direct
17 Dec - 04 Jan	IndiGo
17 Dec - 11 Jan	SriLankan Airlines
02 Dec - 09 Dec	IndiGo
01 Dec - 09 Dec	IndiGo
07 Dec - 02 Jan	IndiGo
15 Dec - 02 Jan	IndiGo
15 Dec - 18 Dec	IndiGo	direct

Also check the deals for one-way flights from Mumbai to Singapore in December.

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 Singapore in December from 210€

Return flights