Pretty good Economy Class fares coming from Virgin Atlantic for their non-stop flights between the US and London.
Starting airport: Boston, Los Angeles, Miami, New York, Seattle.
Destination airport: London Heathrow
Dates you can travel
These fares are available especially in February with some possibilities to find them in March and January.
A minimum stay of 7 days required with these fares as well as a maximum of 12 months. Furthermore 28 days of advance purchase is required.