Cheapest return flights from Boston to Oslo in May from 342€

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

Return flights

06 May - 13 May Scandinavian Airlines
08 May - 15 May Scandinavian Airlines
13 May - 17 May Icelandair
05 May - 12 May Icelandair
10 May - 17 May Icelandair
01 May - 08 May Icelandair
02 May - 09 May Icelandair
03 May - 10 May Icelandair
04 May - 11 May Icelandair
07 May - 14 May Icelandair
25 May - 01 Jun Scandinavian Airlines
26 May - 02 Jun Scandinavian Airlines
27 May - 03 Jun Scandinavian Airlines
28 May - 04 Jun Scandinavian Airlines
30 May - 06 Jun Scandinavian Airlines
31 May - 07 Jun Scandinavian Airlines
26 May - 05 Jun Scandinavian Airlines
29 May - 05 Jun Scandinavian Airlines

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

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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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