AirHint found the following cheapest one-way flights from Ontario (ONT) to Barcelona (BCN) in December 2025 (see full year).
One-Way flights
| 12 Dec | Iberia | ||
| 25 Dec | Volaris | ||
| 07 Dec | Air Canada | ||
| 10 Dec | Air Canada | ||
| 08 Dec | Air Canada | ||
| 05 Dec | Air Canada | ||
| 09 Dec | British Airways | ||
| 11 Dec | British Airways | ||
| 04 Dec | British Airways | ||
| 06 Dec | British Airways |
Also check the deals for return flights from Ontario to Barcelona 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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