AirHint found the following cheapest one-way flights from Raleigh-durham (RDU) to Toronto (YYZ) in December 2025 (see full year).
One-Way flights
| 28 Dec | Frontier Airlines | ||
| 31 Dec | Delta | ||
| 31 Dec | United | direct | |
| 28 Dec | Air Canada | direct |
Also check the deals for return flights from Raleigh-durham to Toronto in December.
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