Users have found that flying from Portland to Lisbon on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.
To save up to 93% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portland to Lisbon from $1,079 1-2 weeks out and tickets from $1,831 for flights departing within the next 72 hours.
Flights from Portland to Lisbon lean towards being more expensive in December. Prices are generally better when you fly from Portland to Lisbon in February, with the cheapest ticket starting at $576.
A simple way to save on the total cost of your ticket is to fly from Portland to Lisbon at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the afternoon.