Question : Looking for the cheapest flight over the next 30 days?
Answer : Since low prices are preferred, look at Feb 28th. As of Feb 20th, it's showing the cheapest ticket sales at $962. That is 33% below the average price for this route, so you can spend that extra money on an adventure in Lisbon.
Question : Is the price you found a good deal?
Answer : Flight prices are fluctuating a lot more for this route than most routes from Brazil, as they're ranging anywhere from $962 to $1,921. However, the sooner you book, the more you'll be able to save.
Question : How many days should you spend in Lisbon?
Answer : Over the next two months, travelers from MAO to LIS are planning on staying for about two weeks on average.