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

Return flights

30 Dec - 26 Jan	Air India
30 Dec - 27 Jan	Air India
30 Dec - 25 Jan	Air India
30 Dec - 30 Jan	Air India
02 Dec - 16 Dec	Air India
02 Dec - 09 Dec	Air India
02 Dec - 19 Jan	Air India
02 Dec - 14 Dec	Air India
02 Dec - 21 Dec	Air India
02 Dec - 11 Dec	Air India
02 Dec - 29 Jan	Air India
29 Dec - 27 Jan	Air India
29 Dec - 25 Jan	Air India
29 Dec - 31 Jan	Air India
29 Dec - 30 Jan	Air India
01 Dec - 08 Dec	Air India
01 Dec - 11 Dec	Air India
01 Dec - 14 Dec	Air India
01 Dec - 19 Dec	Air India
01 Dec - 07 Dec	Air India

Also check the deals for one-way flights from San Francisco to Bangalore 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 San Francisco to Bangalore in December from $602

Return flights