Question : In the next four weeks, what day should you book your trip?
Answer : May 8th has seen bookings (as of Apr 17th) as cheap as $812. That comes in 31% below the average price for this route. Saving on flight costs means you'll have more cash to spend on your trip.
Question : How many days should you spend in Lisbon?
Answer : The average time spent in Lisbon by passengers from Detroit is 10 days.
Question : What price range should you expect when booking from Detroit (DTW) to Lisbon (LIS)?
Answer : Prices for this trip tend to fluctuate much more than other flights from the United States. They can vary anywhere from $812 to $4,577. Remember, the sooner you book, the more you'll be able to save.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : In May, Tuesday is your cheapest day to fly. Flexibility is paramount when booking travel plans in order to keep travel costs down.