Cheapest return flights from Ontario to Warsaw in December from $491

AirHint found the following cheapest return flights from Ontario (ONT) to Warsaw (WAW) in December 2025 (see full year).

Return flights

30 Dec - 11 Jan British Airways
03 Dec - 08 Jan British Airways
25 Dec - 08 Jan British Airways
04 Dec - 18 Dec British Airways
03 Dec - 06 Jan British Airways
02 Dec - 06 Dec British Airways
03 Dec - 27 Dec British Airways
10 Dec - 03 Jan British Airways
28 Dec - 04 Jan British Airways
20 Dec - 10 Jan British Airways

Also check the deals for one-way flights from Ontario to Warsaw in December.

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