Delta and Virgin Atlantic have round-trip flights from Dallas (DFW/DAL) to London (LHR) for $405-$421 with a connection. Flights in August to March. Departures on Tuesday and Wednesday. 7-day minimum stay required. Holiday Blackouts Apply.
Note: New Years Eve is available if you can do a 10-day stay or longer.
Note: This was -$50 cheaper last month.
Note: Carry-on bag is allowed for free on Delta and Virgin Atlantic. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.