AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Sydney (SYD) in December 2025 (see full year).

Return flights

01 Dec - 16 Dec	Turkish Airlines
01 Dec - 21 Dec	Spirit Airlines
11 Dec - 05 Jan	Spirit Airlines
09 Dec - 16 Jan	Air Canada
10 Dec - 16 Jan	Air Canada
13 Dec - 16 Jan	Air Canada
11 Dec - 16 Jan	Air Canada
12 Dec - 16 Jan	Air Canada
24 Dec - 23 Jan	Air Canada
25 Dec - 08 Jan	Qantas
11 Dec - 04 Jan	Hawaiian Airlines
01 Dec - 16 Dec	Qantas	direct
09 Dec - 16 Jan	Qantas	direct
18 Dec - 28 Dec	Frontier Airlines
17 Dec - 31 Dec	Frontier Airlines
19 Dec - 26 Dec	Spirit Airlines
19 Dec - 26 Dec	Qantas	direct

Also check the deals for one-way flights from Dallas-Fort Worth to Sydney 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 Sydney

Cheap car rent in Sydney

Cheapest return flights from Dallas-Fort Worth to Sydney in December from 1227€

Return flights