Question : How long do most people stay in Lisbon when they fly in from Dayton?
Answer : Of course you're not most people, but if you were, you'd stay roughly seven days.
Question : Can you cut down on flight costs by changing the day of the week you travel to Lisbon?
Answer : The lowest-cost day to fly in February is Thursday. Flexibility is paramount when booking travel plans in order to keep costs down.
Question : Over the coming months, which airline is getting its passengers to Lisbon Portela Airport (LIS) round-trip the cheapest?
Answer : American Airlines is your best bet for finding that coveted low fare.