Cheap Flights from Phoenix to Porto

Compare Phoenix to Porto flight deals

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

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Flight deals from Phoenix to Porto

Looking for a cheap last-minute deal or the best return flight from Phoenix to Porto? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Phoenix to Porto

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

Phoenix to Porto: Alternative routes

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

Phoenix to Porto: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 10,601
Cheapest month to flyMay

Finding cheap flights from Phoenix to Porto: Frequently asked questions

The best price we found for a return flight from Phoenix to Porto is ج.م.‏ 24,561. 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 Phoenix to Porto. But we found flights with one stop from ج.م.‏ 24,561.
As of February 2026, there are no flights flying from Phoenix to Porto.
The cheapest month to fly from Phoenix to Porto is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Porto Airport on Wednesday, 22 April 2026.
No airlines currently offer direct flights between Phoenix 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.
The cheapest airline that flies to Porto is SWISS .

Flying from Phoenix to Porto Airport (OPO): What you need to know

  • Phoenix's main base, Phoenix Sky Harbour International Airport (PHX), is where many unforgettable trips begin. Explore your departure options from here for your flight from Phoenix to Porto Airport (OPO).

  • Porto Airport is located in Porto. The city runs on the UTC+0 timezone and is seven hours ahead of Phoenix.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport with enough time to catch your flight from Phoenix to OPO.

  • Peak season means busier airports, so be there even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stay on schedule.

Airports in Phoenix

Phoenix Scottsdale Municipal Airport (SCF)

Phoenix Sky Harbour International Airport (PHX)

  • Knock a new city off your list or just take a moment to stretch your legs with a stopover. If you'd like to break up your flight from Phoenix to Porto Airport, browse these options when heading out from Phoenix Sky Harbour International Airport:

    • John F. Kennedy International Airport (JFK)

    • Newark Liberty International Airport (EWR)

    • Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • Using public transport, you can travel from central Phoenix to PHX in about 35 minutes. The airport is roughly 8 kilometres away, and making the trip by car will take approximately 10 minutes.

  • Start your holiday early with an extra night away from home. Before your Phoenix to OPO flight, unwind in one of these hotels close to Phoenix Sky Harbour International Airport:

  • Most flights that leave Phoenix Sky Harbour International Airport arrive at their destination within the expected time frame. It boasts a strong on-time performance rate of 82.57%.

  • The address for PHX is 3400 Sky Harbour Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

  • If you're making the trip to AZA from the centre of Phoenix, it'll take you about 40 minutes to get there by car. The drive to the airport is roughly 56 kilometres.

  • Sleep a little longer, move a little slower, and still make your Phoenix to Porto Airport flight with plenty of time to spare. These accommodation options near Phoenix-Mesa Gateway Airport make departure day a breeze if you're setting off early:

  • Airports have an on-time performance rating that monitors how often flights land within the expected time frame. At AZA, that figure is 78.65%.

  • You'll find Phoenix-Mesa Gateway Airport at 6033 S. Sossaman Rd..

About Porto Airport (OPO)

  • Consider staying in a hotel near OPO if you're catching a late flight from Phoenix to Porto Airport. Check in to one of these options and be under the covers in no time flat:

  • Say yes to new adventures by picking up a Porto Airport rental car. Grab your wheels from Klass Wagen, Goldcar or Drive & Go to explore Porto and beyond.

  • Lock in the best possible rate by reserving your ride around three weeks before your Phoenix to Porto Airport flight.

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport to central Porto is about 11 kilometres. If you're renting a car or taking a cab, plan ahead to make your trip as easy as possible. Journey times vary based on traffic and the time of day.

  • It takes roughly 50 minutes to get there using public transport.

How to find the cheapest flights from Phoenix to Porto Airport (OPO)

  • Right now, ج.م.‏ 10,601 is the best price we've found for a one-way ticket from Phoenix to Porto Airport. The cheapest price for a return flight is ج.م.‏ 24,561. Keep in mind fares may change due to demand at the time of booking.

  • Booking in advance is often the key to finding a cheap flight from Phoenix to OPO. Prices tend to rise as demand increases, so the closer your departure date, the more it could cost you.

  • If you can be flexible with your travel plans, use the 'Whole month' search tool. It'll show you the lowest price in every month when searching for your Phoenix to Porto Airport ticket.

  • There's no need to check every day to find out if prices have dropped when you set up a Price Alert. We'll notify you as soon as a better deal is available on flight tickets from Phoenix to OPO.

  • Tailor your trip using filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Phoenix to Porto Airport.

The best time to fly from Phoenix to Porto Airport (OPO)

  • It's time to figure out when to book your flight from Phoenix to Porto Airport (OPO). August is when most people travel to Porto. If crowds aren't your thing, think about going in February.

  • Lock in a Phoenix to OPO flight ticket departing in August if you're eager to explore the city during its warmest month. You can expect temperatures in Porto to range from 14ºC to 32ºC.

  • Look for cheap tickets from Phoenix to Porto Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 3ºC and 14ºC.

More about Porto

  • After booking your flight from Phoenix to Porto Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring Porto:

  • Every great journey has to include some sightseeing. Ribeira District, Rio Douro and Livraria Lello are must-do's during your Porto adventure.

Explore more of Portugal

  • You've visited Porto, now it's time to explore other corners of Portugal. Travel around 290 kilometres south to Lisbon to tick off its top attractions. From belém to Pasteis de Belém and Real Mosteiro de Santa Maria de Belém, you'll have a packed itinerary ahead.

  • If you're ready to explore another great destination in Portugal, consider Amadora, roughly 274 kilometres south of Porto. Roman Villa, Park Fonte das Avencas and Park Fantasia are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.