Cheapest return flights from Boston to Oslo in August from $442

Best time to book flights for Boston (BOS) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Oslo (OSL) in August 2025 (see full year).

Return flights

13 Aug - 20 Aug Icelandair
18 Aug - 25 Aug Icelandair
23 Aug - 30 Aug Icelandair
14 Aug - 21 Aug Icelandair
28 Aug - 04 Sep Icelandair
05 Aug - 16 Aug Scandinavian Airlines
05 Aug - 11 Aug British Airways
08 Aug - 15 Aug Scandinavian Airlines
03 Aug - 10 Aug Scandinavian Airlines

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

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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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