AirHint found the following cheapest return flights from Delhi (DEL) to San Francisco (SFO) in August 2025 (see full year).

Return flights

26 Aug - 17 Sep	Air India
29 Aug - 11 Sep	Air India	direct
27 Aug - 03 Sep	Air India
26 Aug - 02 Sep	Air India
26 Aug - 25 Sep	Air India
27 Aug - 27 Aug	Air India
31 Aug - 10 Sep	Air India
29 Aug - 05 Sep	Air India	direct
27 Aug - 05 Sep	Air India
27 Aug - 12 Sep	Air India
27 Aug - 31 Aug	Air India
26 Aug - 31 Aug	Air India
24 Aug - 23 Sep	Air India
27 Aug - 27 Aug	Air India	direct
20 Aug - 27 Aug	Cathay Pacific
25 Aug - 31 Aug	Air India
21 Aug - 27 Aug	Air India
23 Aug - 27 Aug	Cathay Pacific
19 Aug - 24 Aug	Cathay Pacific
21 Aug - 30 Aug	Cathay Pacific

Also check the deals for one-way flights from Delhi to San Francisco in August.

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 Delhi to San Francisco in August from $754

Return flights