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

Return flights

13 May - 19 May	Cathay Pacific
14 May - 19 May	Cathay Pacific
06 May - 17 May	Cathay Pacific
06 May - 13 May	Singapore Airlines
03 May - 27 May	Cathay Pacific
07 May - 27 May	Cathay Pacific
01 May - 09 May	Cathay Pacific
02 May - 14 May	Cathay Pacific
23 May - 21 Jun	Cathay Pacific
01 May - 15 May	Cathay Pacific
02 May - 17 May	Cathay Pacific
18 May - 17 Jun	Singapore Airlines
15 May - 15 Jun	Cathay Pacific
22 May - 01 Jun	Lufthansa
26 May - 25 Jun	Singapore Airlines
06 May - 03 Jun	Air India
11 May - 12 Jun	IndiGo
24 May - 11 Jun	VietJet Air
20 May - 03 Jun	Air India
30 May - 15 Jun	Delta

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

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 Bangalore to San Francisco in May from 767€

Return flights