When flying from New York LaGuardia Airport to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
September can be a great time to fly to Porto from New York LaGuardia Airport with a flight ticket averaging about $668. Cheapflights users have found deals in the month of September for as cheap as $487. The most expensive prices can be found in the month of December.
To save up to 44% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from New York LaGuardia Airport to Porto from $787 1-2 weeks out and tickets from $902 for flights departing within the next 72 hours.