Cheap Flights from Pittsburgh International to Porto

Compare Pittsburgh International to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

Book the best Porto fare with no extra fees

Flight deals from Pittsburgh International to Porto

Looking for a cheap last-minute deal or the best return flight from Pittsburgh International Airport to Porto Airport? If you want to travel next month, return fares start from ج.م.‏ 44,509. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Pittsburgh International to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to Porto flights are currently cheapest in August.

Pittsburgh International to Porto: Alternative routes

Compare routes from Pittsburgh International to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Pittsburgh to Porto: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 16,199
Cheapest month to flyAugust

Finding cheap flights from Pittsburgh International to Porto: Frequently asked questions

The best price we found for a return flight from Pittsburgh International to Porto is ج.م.‏ 38,089. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Pittsburgh International to Porto. But we found flights with one or more stops from ج.م.‏ 38,089.
As of June 2026, there are no flights flying from Pittsburgh International to Porto.
The cheapest month to fly from Pittsburgh International to Porto is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to Porto Airport on Sunday, 11 October 2026.
No airlines currently offer direct flights between Pittsburgh International Airport and Porto Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Icelandair offers the cheapest flight tickets to Porto.

Flying from Pittsburgh International Airport (PIT) to Porto Airport (OPO): what you need to know

  • Porto's timezone is UTC+0, making Porto four hours ahead of Pittsburgh.

  • Give yourself enough time to catch your PIT to OPO flight. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month such as July? School holidays and other popular periods can lead to longer lines and delays at check-in and security. Be extra cautious and get there up to four hours ahead of international flights and two hours before a domestic departure.

  • We make it easy to book a flight with a stopover. To see all your options for tickets from Pittsburgh International Airport to Porto Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to explore your chosen city. Stopovers between PIT and OPO include:

    • Logan International Airport

    • John F. Kennedy International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Pittsburgh International Airport (PIT) to Porto Airport (OPO)

  • Right now, ج.م.‏ 16,199 is the lowest price we've found for a one-way Pittsburgh International Airport to Porto Airport flight. The best price for a return plane ticket is ج.م.‏ 38,089. Bear in mind that fares can change due to availability when booking.

  • It's a good idea to book early if you're looking for cheap tickets from PIT to OPO. That's because flight prices are based on demand, which tends to increase closer to departure.

  • The 'Whole month' search tool shows you the cheapest flights from Pittsburgh International Airport to Porto Airport throughout the month. It's a good way to snap up a bargain if your plans are flexible.

  • Cut down on the time spent looking for cheap flights from PIT to OPO by creating a Price Alert. You'll receive an email or push notification on the app when a new low fare is offered.

  • Pick your ideal departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Pittsburgh International Airport to Porto Airport.

Handy information about Pittsburgh International Airport (PIT)

  • PIT is located at 1000 Airport Boulevard.

  • Of the departures from Pittsburgh International Airport, 76.88% touch down on time at their destination.

  • Central Pittsburgh to Pittsburgh International Airport is around 27 kilometres. Depending on traffic, it'll take about 25 minutes to get there if you're catching a cab, ride-sharing or driving.

  • Catching an early flight from Pittsburgh International Airport to Porto Airport? Avoid the hassle of rushing to the terminal (and sneak in some extra snooze time) by picking one of these hotels near PIT:

Arriving at Porto Airport (OPO)

  • If you're coming in on a late Pittsburgh International Airport to Porto Airport flight, few things beat the convenience of being near the terminal. Grab your luggage from the carousel and then be showered and sleeping not long after at one of these options near OPO:

  • Grab a Porto Airport rental car and discover Porto and beyond with your own wheels. Klass Wagen, Goldcar and Drive & Go are leading providers to choose from here.

  • Reserving your vehicle from Porto Airport around three weeks in advance gives you the best shot at securing a great deal.

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport is approximately 16 kilometres from the centre of Porto. The drive time takes around 20 minutes.

  • Travelling to the centre on public transport typically takes 50 minutes.

When to fly to Porto Airport (OPO)

  • August is the busiest month for flights from Pittsburgh International Airport to Porto Airport. To escape the crowds, go to Porto in January.

  • Book your flight from Pittsburgh International Airport to Porto Airport for August if you'd like to explore Porto during its warmest month. You can expect temperatures of between 14ºC and 32ºC.

  • January sees average temperatures of between 3ºC and 14ºC. Look for cheap tickets from PIT to OPO sometime around then if you'd rather travel in cooler conditions.

Explore more of Portugal

  • You've seen Porto, now it's time to explore more of Portugal. Journey about 274 kilometres south to Lisbon to check off its popular sights. From Torre de Belem Garden to Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle, your itinerary will be busy.

  • Amadora is another well-known destination in Portugal and is around 274 kilometres south of Porto. No journey is complete without visiting Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.