AirHint found the following cheapest return flights from San Francisco (SFO) to Bangalore (BLR) in April 2026 (see full year).

Return flights

24 Apr - 09 May	Singapore Airlines
10 Apr - 02 May	Singapore Airlines
02 Apr - 25 Apr	Air India
21 Apr - 22 May	Singapore Airlines
01 Apr - 30 Apr	Delta
11 Apr - 20 Apr	Virgin Atlantic
01 Apr - 10 May	KLM

Also check the deals for one-way flights from San Francisco to Bangalore in April.

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 April from $717

Return flights