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

Return flights

24 Dec - 24 Jan	Turkish Airlines
23 Dec - 24 Jan	Saudia
22 Dec - 24 Jan	TAP
10 Dec - 18 Dec	IndiGo
21 Dec - 24 Jan	Etihad Airways	direct
10 Dec - 17 Dec	IndiGo
26 Dec - 02 Jan	British Airways
24 Dec - 24 Jan	Etihad Airways	direct
07 Dec - 14 Dec	IndiGo
30 Dec - 14 Jan	IndiGo
29 Dec - 13 Jan	IndiGo
21 Dec - 22 Jan	TAP
22 Dec - 24 Jan	Etihad Airways	direct
23 Dec - 30 Dec	IndiGo
22 Dec - 31 Dec	IndiGo

Also check the deals for one-way flights from Washington 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 Washington to Abu Dhabi in December from 947€

Return flights