Cheapest return flights from Ontario to Taipei in December from $668

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

Return flights

01 Dec - 16 Dec Delta
07 Dec - 16 Dec Korean Air
01 Dec - 09 Dec China Airlines direct
01 Dec - 16 Dec China Airlines direct
04 Dec - 15 Dec China Airlines direct
01 Dec - 08 Dec China Airlines direct
08 Dec - 22 Dec China Airlines direct
02 Dec - 16 Dec China Airlines direct
02 Dec - 10 Dec China Airlines direct
07 Dec - 14 Dec China Airlines direct
29 Dec - 30 Jan China Airlines direct
30 Dec - 12 Jan China Airlines direct
28 Dec - 25 Jan China Airlines direct
25 Dec - 18 Jan China Airlines direct
30 Dec - 10 Jan China Airlines direct
24 Dec - 14 Jan Frontier Airlines
24 Dec - 14 Jan China Airlines direct
11 Dec - 22 Jan China Airlines direct
31 Dec - 09 Jan China Airlines direct
28 Dec - 11 Jan Frontier Airlines

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

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