AirHint found the following cheapest return flights from Sydney (SYD) to Mexico City (MEX) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb	Fiji Airways
21 Jan - 20 Feb	Hawaiian Airlines
19 Jan - 02 Feb	Hong Kong Airlines
18 Jan - 31 Jan	Hong Kong Airlines
29 Jan - 13 Feb	Delta
17 Jan - 19 Jan	Jetstar
14 Jan - 19 Feb	Air Canada
23 Jan - 07 Feb	Delta
13 Jan - 20 Jan	Air Canada
13 Jan - 23 Jan	Air Canada
14 Jan - 21 Jan	Air Canada
13 Jan - 21 Jan	Air Canada
17 Jan - 30 Jan	Air Canada
12 Jan - 09 Feb	Air Canada
13 Jan - 25 Jan	United
12 Jan - 25 Jan	United
01 Jan - 08 Jan	United

Also check the deals for one-way flights from Sydney to Mexico City in January.

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 Sydney to Mexico City in January from $1257

Return flights