Cheapest one-way flights from Austin to Toronto in December from 91€

AirHint found the following cheapest one-way flights from Austin (AUS) to Toronto (YYZ) in December 2025 (see full year).

One-Way flights

15 Dec Frontier Airlines
16 Dec jetBlue
04 Dec jetBlue
06 Dec Spirit Airlines
01 Dec Spirit Airlines
20 Dec Frontier Airlines
23 Dec Spirit Airlines
28 Dec Spirit Airlines
04 Dec Air Canada direct
27 Dec United

Also check the deals for return flights from Austin to Toronto in December.

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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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