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

One-Way flights

05 Dec	Vietnam Airlines
10 Dec	Vietnam Airlines
11 Dec	Air India
08 Dec	Air India
09 Dec	Air India
04 Dec	Air India
06 Dec	Air India
17 Dec	Vietnam Airlines
12 Dec	Vietnam Airlines
19 Dec	Vietnam Airlines

Also check the deals for return 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 one-way flights from Mumbai to San Francisco in December from $364

One-Way flights