Question : How many days should you spend in London if you're flying in from Dallas?
Answer : Of course you're not most people, but if you were, you'd stay roughly seven days.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : The best day to fly on a budget this month is Monday. Being flexible with your travel days garners you even more savings during your booking.
Question : Are prices changing frequently for this route?
Answer : Flight prices for DAL to LHR change much more than the majority of routes. Remember, the sooner you book, the more you're able to save.