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

Return flights

12 Aug - 13 Sep	Air India
12 Aug - 24 Sep	Air India
19 Aug - 13 Sep	Air India
26 Aug - 09 Sep	Air India
27 Aug - 30 Sep	Air India
21 Aug - 30 Sep	Air India
26 Aug - 26 Sep	Air India
28 Aug - 21 Sep	Air India
29 Aug - 29 Sep	American Airlines
29 Aug - 19 Sep	American Airlines
18 Aug - 25 Aug	Air India	direct
19 Aug - 25 Aug	Air India	direct
09 Aug - 25 Aug	Air India
11 Aug - 31 Aug	Air India
19 Aug - 26 Aug	Air India
18 Aug - 30 Aug	Air India
12 Aug - 19 Aug	Air India
13 Aug - 19 Aug	Air India
13 Aug - 20 Aug	Air India
11 Aug - 26 Aug	Air India

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

Book a cheap hotel in Delhi

Cheap car rent in Delhi

Cheapest return flights from San Francisco to Delhi in August from $636

Return flights