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

Return flights

20 Dec - 15 Jan	Singapore Airlines
23 Dec - 05 Jan	Singapore Airlines
15 Dec - 08 Jan	KLM
09 Dec - 08 Jan	Virgin Atlantic
10 Dec - 09 Jan	Virgin Atlantic
13 Dec - 09 Jan	Virgin Atlantic
13 Dec - 10 Jan	Virgin Atlantic
23 Dec - 04 Jan	Virgin Atlantic
20 Dec - 31 Dec	Virgin Atlantic
13 Dec - 03 Jan	Virgin Atlantic
15 Dec - 01 Jan	Virgin Atlantic
01 Dec - 31 Dec	SWISS
02 Dec - 29 Dec	Cathay Pacific
23 Dec - 30 Dec	SWISS
20 Dec - 27 Dec	Singapore Airlines
01 Dec - 10 Dec	Singapore Airlines
01 Dec - 31 Dec	Air India	direct
20 Dec - 27 Dec	Air India	direct
20 Dec - 31 Dec	Air India	direct
03 Dec - 24 Dec	SWISS

Also check the deals for one-way flights from Mumbai to San Francisco 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 San Francisco in December from 658€

Return flights