Cheapest return flights from Boston to Oslo in April from $414

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

Return flights

12 Apr - 16 Apr SWISS
01 Apr - 10 Apr British Airways
13 Apr - 20 Apr Scandinavian Airlines
28 Apr - 05 May Scandinavian Airlines
08 Apr - 15 Apr Icelandair
03 Apr - 10 Apr Scandinavian Airlines
23 Apr - 30 Apr Scandinavian Airlines
18 Apr - 25 Apr TAP
18 Apr - 26 Apr TAP
19 Apr - 26 Apr Icelandair
17 Apr - 26 Apr KLM

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

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