Cheap flights from Newark Airport to Porto from $373

The month of February is, on average, the cheapest month to fly to Porto from Newark Airport, with most prices found around $643. If you aren’t able to travel during the month of February, then book flights to Porto from Newark Airport during January instead. Flights to Porto in January, while not as cheap as those in February, still average around $672.

The cheapest day to depart on your flight to Porto is on a Monday when prices can be found for as low as $806. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $926. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

In the morning is the cheapest time of day to fly from Newark Airport to Porto when you can find flight prices for as low as $576. Flying to Porto in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $984 on average. Flights to Porto from Newark Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Newark to Porto for the best Newark - Porto flight prices

You are more likely to see cheaper flights to Porto from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $831 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Newark Airport for as low as $751 on momondo.

There are 3 cabin classes available to choose from on Newark Airport to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Newark Airport to Porto.

As of April 2026, prices for Newark Airport to Porto flights are approximately 69% more expensive when compared to flights at the same time last year.

United Airlines is the most popular carrier operating from Newark to Porto

TAP AIR PORTUGAL, United Airlines and Lufthansa are the top three most popular airlines that fly to Porto from Newark Airport according to our data. TAP AIR PORTUGAL is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 6 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Historically, on average around 28% of flights between Newark and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 167 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, TAP AIR PORTUGAL have had the least number of delays on this route over the last 12 months; with about 27% of their flights experiencing any sort of delay.

Lisbon (LIS) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Flights via Frankfurt am Main (FRA) offer the lowest average round-trip price of $559.

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 9h 30m.

Montreal (YUL) has the shortest average layover time for this route: 2h 00m.

The number of flights available between Newark Airport and Porto is 6 per day as of April 2026. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.

As of April 2026, 46 flights take off from Newark Airport and land in Porto each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.