Cheapest return flights from Toronto to Oslo in May from 690€

AirHint found the following cheapest return flights from Toronto (YTZ) to Oslo (OSL) in May 2026 (see full year).

Return flights

07 May - 16 May SWISS
11 May - 15 May Porter Airlines (Canada) Ltd
03 May - 10 May Porter Airlines (Canada) Ltd
03 May - 16 May Porter Airlines (Canada) Ltd
01 May - 04 May Porter Airlines (Canada) Ltd
16 May - 24 May Porter Airlines (Canada) Ltd
15 May - 27 May Porter Airlines (Canada) Ltd
03 May - 14 Jun SWISS
24 May - 31 May Porter Airlines (Canada) Ltd
16 May - 25 May Porter Airlines (Canada) Ltd
16 May - 31 May SWISS
01 May - 14 Jun SWISS

Also check the deals for one-way flights from Toronto to Oslo in May.

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