Travelling from most locations, it is best to book your flight to Lisbon during the month of May for the best deal, although there are other times of the year which offer great deals as well.
From most locations, to find the best deals on airfare, our data shows that users booking 60 days before flying found the cheapest flight to Lisbon.
In general, booking your departure to Lisbon for a Tuesday represents the best deal on airfare. Try to avoid a Friday departure to stay away from the highest prices.
Our data shows that the cheapest Lisbon flights are usually those with midday departure times. evening flights are often costlier.