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

Return flights

31 Dec - 26 Jan	Virgin Atlantic
31 Dec - 30 Jan	United
31 Dec - 24 Jan	Virgin Atlantic
04 Dec - 31 Jan	SWISS
27 Dec - 26 Jan	SWISS
28 Dec - 27 Jan	SWISS
29 Dec - 28 Jan	SWISS
30 Dec - 29 Jan	SWISS
05 Dec - 24 Jan	SWISS
28 Dec - 25 Jan	SWISS
03 Dec - 11 Dec	Virgin Atlantic
02 Dec - 09 Dec	Virgin Atlantic
03 Dec - 10 Dec	Virgin Atlantic
04 Dec - 11 Dec	Virgin Atlantic
03 Dec - 12 Dec	KLM
04 Dec - 12 Dec	Virgin Atlantic
07 Dec - 17 Dec	Turkish Airlines
04 Dec - 19 Dec	IndiGo
01 Dec - 16 Dec	Air India
01 Dec - 13 Dec	Air India

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 653€

Return flights