Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Mar 12th. As of Feb 20th, it's showing the cheapest ticket sales at $820. That is 58% below the average price for this route, so you can spend that extra cash on an adventure rather than the flight.
Question : Is the price you found a good deal?
Answer : Flight prices change a lot more than the majority of routes from Portugal for LIS to PDX. They range anywhere from $820 to $3,690. However, the sooner you book, the more you'll be able to save.
Question : What is the cheapest round-trip ticket you can get to Portland?
Answer : Aer Lingus is your best bet for finding that coveted low fare. They're offering fares as low as $820, while prices for other flights are as high as $3,690.
Question : Do travelers from Lisbon typically stay in Portland for very long?
Answer : Over the next two months, passengers from LIS to PDX are planning on staying for about one week on average.
Question : Can you cut down on flight costs by changing the day of the week you travel to Portland?
Answer : The lowest-cost day to fly in March is Wednesday. Being flexible with your travel days garners even more savings during booking.