British Airways and Virgin Atlantic are offering very good price for flights from Oslo to Los Angeles with fly back to London. Tickets from 222 EUR!
From October to August 2015 (the last outward flight in March).
Oslo (OSL) – Los Angeles (LAX)
Los Angeles (LAX) – London (LHR)
Baggage during the trip:
One cabin bag and one checked in baggage per passenger.
How to book:
Visit budgetair.ie and use “Show extra search Options”. Choose airports from above.