Cheapest return flights from San Francisco to Delhi in September from 640€

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

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

Return flights

27 Sep - 18 Oct Singapore Airlines
09 Sep - 30 Sep Singapore Airlines
19 Sep - 30 Sep Singapore Airlines
26 Sep - 05 Oct Singapore Airlines
22 Sep - 23 Oct SWISS
11 Sep - 23 Sep KLM
13 Sep - 28 Sep Cathay Pacific
04 Sep - 11 Sep Delta
09 Sep - 30 Sep Air India direct
22 Sep - 23 Oct Air India direct
11 Sep - 23 Sep Air India direct
19 Sep - 30 Sep Air India direct
12 Sep - 29 Sep SWISS

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

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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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