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

Return flights

25 Dec - 30 Dec	Air India
24 Dec - 28 Jan	Delta
11 Dec - 22 Jan	Delta
16 Dec - 20 Jan	IndiGo
03 Dec - 08 Dec	Cathay Pacific
03 Dec - 21 Jan	Cathay Pacific
03 Dec - 27 Jan	Cathay Pacific
17 Dec - 21 Jan	Cathay Pacific
15 Dec - 31 Jan	Cathay Pacific
16 Dec - 15 Jan	IndiGo
22 Dec - 15 Jan	IndiGo
23 Dec - 30 Dec	Lufthansa
20 Dec - 13 Jan	IndiGo
16 Dec - 30 Dec	Air Canada
03 Dec - 06 Dec	Cathay Pacific
09 Dec - 27 Dec	Air India
10 Dec - 27 Dec	Air India
24 Dec - 30 Dec	Delta
18 Dec - 31 Dec	Qatar Airways
23 Dec - 26 Dec	IndiGo

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

Book a cheap hotel in San Francisco

Cheap car rent in San Francisco

Cheapest return flights from Delhi to San Francisco in December from $794

Return flights