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

Return flights

29 Dec - 12 Jan	Cathay Pacific
01 Dec - 15 Jan	Turkish Airlines
07 Dec - 25 Jan	Turkish Airlines
11 Dec - 28 Dec	Japan Airlines
14 Dec - 24 Jan	Japan Airlines
03 Dec - 06 Jan	Etihad Airways
10 Dec - 20 Jan	SWISS
03 Dec - 30 Dec	Etihad Airways
22 Dec - 26 Dec	Cathay Pacific
23 Dec - 12 Jan	Cathay Pacific
22 Dec - 22 Jan	Cathay Pacific
14 Dec - 17 Jan	Japan Airlines
12 Dec - 17 Jan	Japan Airlines
15 Dec - 31 Dec	SWISS
11 Dec - 28 Dec	Air India	direct
22 Dec - 26 Dec	Air India	direct
15 Dec - 31 Dec	Air India	direct

Also check the deals for one-way flights from Chicago 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 Chicago to Delhi in December from $800

Return flights