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

Return flights

01 Dec - 28 Jan	Virgin Atlantic
01 Dec - 14 Jan	Lufthansa
01 Dec - 22 Jan	Lufthansa
01 Dec - 26 Jan	Lufthansa
01 Dec - 20 Jan	Lufthansa
01 Dec - 15 Jan	Lufthansa
01 Dec - 23 Jan	Lufthansa
01 Dec - 27 Jan	Lufthansa
01 Dec - 29 Jan	Lufthansa
01 Dec - 21 Jan	Lufthansa
01 Dec - 07 Dec	Lufthansa
02 Dec - 16 Dec	Lufthansa
05 Dec - 19 Dec	Lufthansa
03 Dec - 24 Dec	Virgin Atlantic
01 Dec - 07 Dec	Air India	direct
02 Dec - 31 Dec	Lufthansa
04 Dec - 31 Dec	Lufthansa
05 Dec - 31 Dec	Lufthansa
05 Dec - 31 Dec	Air India	direct
21 Dec - 31 Dec	Delta

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 741€

Return flights