Question : If your plans are flexible, have you considered changing your departure day?
Answer : For the month of May, Friday is your lowest-cost day to fly. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.
Question : In the next four weeks, what day should you book your trip?
Answer : As of Apr 24th, the best day for booking to Lisbon (LIS) is May 8th. It costs $911, which is 27% below this route's average price.
Question : How long do most people visit Lisbon?
Answer : Of course you're not most people, but if you were, you'd stay roughly 17 days.
Question : Do prices fluctuate more for this route than others?
Answer : Ranging anywhere from $910 to $3,066, prices for MEX to LIS do change a lot more than most routes from Mexico. The further out you book a route, the more likely you are to save.