Cheapest return flights from Ontario to Barcelona in June from $1191

Best time to book flights for Ontario (ONT) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Barcelona (BCN) in June 2025 (see full year).

Return flights

24 Jun - 01 Jul British Airways
07 Jun - 19 Jun British Airways
28 Jun - 10 Jul British Airways
14 Jun - 10 Jul British Airways
24 Jun - 08 Jul British Airways
05 Jun - 11 Jun British Airways
07 Jun - 26 Jun British Airways
07 Jun - 20 Jun British Airways
30 Jun - 07 Jul British Airways
05 Jun - 03 Jul British Airways
29 Jun - 07 Jul British Airways
04 Jun - 11 Jun British Airways
04 Jun - 18 Jun British Airways
13 Jun - 25 Jun British Airways
04 Jun - 09 Jun British Airways
13 Jun - 19 Jun British Airways
05 Jun - 12 Jun Iberia
17 Jun - 08 Jul British Airways
15 Jun - 31 Jul British Airways
29 Jun - 30 Jul British Airways

Also check the deals for one-way flights from Ontario to Barcelona in June.

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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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