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

Return flights

04 Dec - 11 Dec	Turkish Airlines
08 Dec - 15 Dec	Turkish Airlines
08 Dec - 15 Dec	Etihad Airways	direct
04 Dec - 11 Dec	Etihad Airways	direct
10 Dec - 15 Jan	IndiGo
21 Dec - 19 Jan	SWISS
23 Dec - 19 Jan	IndiGo
23 Dec - 16 Jan	IndiGo
21 Dec - 16 Jan	IndiGo
22 Dec - 16 Jan	IndiGo
25 Dec - 14 Jan	IndiGo
21 Dec - 29 Dec	IndiGo
23 Dec - 17 Jan	IndiGo
15 Dec - 20 Dec	IndiGo
11 Dec - 06 Jan	IndiGo
18 Dec - 16 Jan	IndiGo

Also check the deals for one-way flights from Chicago to Abu Dhabi 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 Abu Dhabi in December from $810

Return flights