Cheapest return flights from Boston to Oslo in March from $418

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

Return flights

24 Mar - 31 Mar Icelandair
11 Mar - 18 Mar Icelandair
01 Mar - 07 Mar SWISS
07 Mar - 14 Mar Lufthansa
19 Mar - 26 Mar Icelandair
02 Mar - 09 Mar Icelandair
05 Mar - 12 Mar Icelandair
08 Mar - 15 Mar Scandinavian Airlines
29 Mar - 05 Apr Scandinavian Airlines
14 Mar - 21 Mar Icelandair

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

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