Cheapest return flights from Delhi to San Francisco in September from $797

Best time to book flights for Delhi (DEL) to San Francisco (SFO) flights at AirHint

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

Return flights

09 Sep - 21 Sep Vietnam Airlines
02 Sep - 09 Oct Vietnam Airlines
25 Sep - 15 Oct Cathay Pacific
04 Sep - 25 Sep Cathay Pacific
01 Sep - 27 Sep Cathay Pacific
03 Sep - 14 Sep Cathay Pacific
11 Sep - 19 Sep Cathay Pacific
01 Sep - 09 Sep Cathay Pacific
15 Sep - 23 Sep Cathay Pacific
16 Sep - 23 Sep Cathay Pacific
25 Sep - 11 Oct Cathay Pacific
22 Sep - 07 Oct Cathay Pacific
27 Sep - 30 Sep Cathay Pacific
15 Sep - 23 Sep Air India direct
22 Sep - 07 Oct Air India direct
02 Sep - 09 Oct Air India direct
26 Sep - 10 Oct Delta

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

Skyscanner

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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