Cheapest return flights from Boston to Oslo in July from $725

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 July 2025 (see full year).

Return flights

08 Jul - 15 Jul Scandinavian Airlines
23 Jul - 30 Jul Scandinavian Airlines
28 Jul - 04 Aug Scandinavian Airlines
03 Jul - 10 Jul Scandinavian Airlines
18 Jul - 25 Jul Scandinavian Airlines
13 Jul - 20 Jul Scandinavian Airlines

Also check the deals for one-way flights from Boston 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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