AirHint found the following cheapest return flights from Montreal (YUL) to Oslo (OSL) in August 2026 (see full year).

Return flights

26 Aug - 02 Sep	Air Transat
31 Aug - 07 Sep	Air Transat
25 Aug - 01 Sep	Air Transat
06 Aug - 13 Aug	TAP
19 Aug - 26 Aug	Air Transat
24 Aug - 31 Aug	Air Transat
05 Aug - 12 Aug	Air Transat
18 Aug - 25 Aug	Air Transat
10 Aug - 17 Aug	TAP
13 Aug - 20 Aug	TAP
11 Aug - 18 Aug	Air Transat
12 Aug - 19 Aug	Air Transat
16 Aug - 23 Aug	Air Transat
27 Aug - 03 Sep	TAP
30 Aug - 06 Sep	Air Transat
29 Aug - 05 Sep	Air Transat
28 Aug - 04 Sep	Air Transat

Also check the deals for one-way flights from Montreal to Oslo in August.

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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Cheapest return flights from Montreal to Oslo in August from 704€

Return flights