The cheapest times to fly from EWR to OPO are

  • January 15th to March 18th (except the weeks of February 12th and February 19th)
  • May 7th to June 17th
  • September 3rd to December 9th (except the week of October 29th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from EWR to OPO is late September. Prices can be as high as $1134 for Sunday flights during mid December, or as low as $436 for Tuesday flights around late September.


When to Fly to Porto

Flying from Newark, NJ (EWR) to Porto (OPO) will usually cost between $489 to $900 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $492. Due to high demand the most expensive time to fly is mid December, with an average price of $996. Planning your trip to low-cost times can easily save you $505 on economy flights and even more on first-class flights. Generally, any price below $558 can be considered a good price for a round-trip EWR to OPO flight.

See below for a graph of average weekly prices for the EWR to OPO route. All prices are for round-trip tickets in USD.

EWR to OPO Flight Prices

Compared to other flights, the EWR to OPO flight is cheaper than the average and costs much less than the average flight leaving from Newark. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to OPO, and Monday the cheapest day to fly back into EWR. Sundays are the most expensive days to fly to Porto, and Saturdays are the most expensive days to return to Newark. Selecting flights on the least expensive days could save you up to $57 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $586. Return trip prices are from the OPO to EWR flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from EWR to OPO can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 6 hour 59 minutes may be realistic.


Flight Hacking EWR to OPO

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from EWR to OPO — but Champion Traveler does!

Hack #1: Madrid (EWR > MAD > OPO)

  • Price for both tickets: $390
  • Average savings: $169 (30.2%)

See EWR to MAD flights

Hack #2: Barcelona (EWR > BCN > OPO)

  • Price for both tickets: $435
  • Average savings: $123 (22.04%)

See EWR to BCN flights

Hack #3: Paris (EWR > CDG > OPO)

  • Price for both tickets: $507
  • Average savings: $52 (9.23%)

See EWR to CDG flights


Flight Questions Answered

Still have questions about flying from EWR to OPO? We’ve got answers.

Which airlines fly this route?

You can find 17 major airlines flying this route most often: Air Canada, Air France, American, Austrian, British Airways, Brussels Airlines, Delta, Eurowings, Finnair, Iberia, JetBlue, KLM, Lufthansa, SWISS, Tap Air Portugal, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Porto Airport to Newark Liberty International Airport?

The distance between the two airports is roughly 3330 miles or 5359 kilometers.

How long does it take to fly from EWR to OPO?

The real-world flight time for a nonstop EWR to OPO flight is about 6 hour 59 minutes.

How many flights go between Newark, NJ and Porto?

It depends on the day of the week and the date, but a typical day might have around 78 available flights from EWR to OPO.


Airport Location Info


Departing Airport

Origination code EWR
Origination airport name Newark Liberty International Airport
City Newark, NJ
Country the United States
Latitude 40.7
Longitude -74.2

Return Airport

Destination code OPO
Destination airport name Porto Airport
City Porto
Country Portugal
Latitude 41.2
Longitude -8.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.