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

Return flights

03 Dec - 17 Dec	Virgin Atlantic
28 Dec - 23 Jan	Cathay Pacific
30 Dec - 13 Jan	Cathay Pacific
02 Dec - 28 Jan	Emirates
25 Dec - 24 Jan	Cathay Pacific
05 Dec - 15 Jan	Cathay Pacific
25 Dec - 30 Jan	Cathay Pacific
04 Dec - 30 Dec	Air India	direct
27 Dec - 10 Jan	Singapore Airlines
15 Dec - 20 Jan	Singapore Airlines
24 Dec - 11 Jan	Singapore Airlines
25 Dec - 24 Jan	Air India	direct
05 Dec - 19 Dec	Qatar Airways

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

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 San Francisco to Delhi in December from 644€

Return flights