Every Boston–Oslo fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/boston-to-oslo/#2026-09-09-2026-09-24-SKhttps://flight.deals/flights/boston-to-oslo/#2026-09-09-2026-09-24-SKBOS → OSL round-trip on SAS, 2026-09-09 to 2026-09-24 (15 nights). Cached fare $629. Not enough cached history on this route yet to say what it usually costs.Wed, 05 Aug 2026 07:53:34 GMT