Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at Mar 23rd. As of Feb 20th, it's showing the cheapest ticket sales at $2,604. That is 15% below the average price for this route, so you can spend that extra money on an adventure rather than the flight.
Question : How much should a trip from Shanghai (SHA) to Porto (OPO) cost?
Answer : Ranging anywhere from $636 to $3,818, prices for SHA to OPO do fluctuate much more than the majority of routes from China. The further out you book a route, the more likely you are to save.
Question : What is the cheapest round-trip ticket you can get to Porto?
Answer : Turkish Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $636, while prices for other flights are as high as $3,818.
Question : Do travelers from Shanghai typically stay in Porto for very long?
Answer : Passengers from SHA to OPO stay about one week on average.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : The lowest-cost day to fly in March is Saturday. Being flexible with your travel days garners even more savings during booking.