Cheapest return flights from Ontario to Oslo in July from $788

Best time to book flights for Ontario (ONT) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Oslo (OSL) in July 2025 (see full year).

Return flights

11 Jul - 15 Jul Frontier Airlines
06 Jul - 22 Jul jetBlue
17 Jul - 31 Jul jetBlue
28 Jul - 08 Aug British Airways
14 Jul - 28 Jul British Airways
07 Jul - 14 Jul British Airways
07 Jul - 23 Jul British Airways
09 Jul - 20 Jul British Airways
02 Jul - 08 Jul British Airways
13 Jul - 19 Jul British Airways
18 Jul - 02 Aug British Airways
06 Jul - 12 Jul British Airways

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

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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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