Cheapest return flights from Ontario to Oslo in June from 1137€

AirHint found the following cheapest return flights from Ontario (ONT) to Oslo (OSL) in June 2026 (see full year).

Return flights

30 Jun - 07 Jul British Airways
09 Jun - 16 Jun British Airways
28 Jun - 05 Jul British Airways
07 Jun - 13 Jun British Airways
21 Jun - 28 Jun British Airways
23 Jun - 30 Jun British Airways
07 Jun - 14 Jun British Airways
20 Jun - 27 Jun British Airways
27 Jun - 11 Jul British Airways
27 Jun - 04 Jul British Airways
14 Jun - 21 Jun British Airways
16 Jun - 23 Jun British Airways
13 Jun - 20 Jun British Airways

Also check the deals for one-way flights from Ontario to Oslo 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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