Cheap Flights from Phoenix to Porto

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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 September.

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 foundر.ق.‏ 1,176
Cheapest month to flySeptember

Finding cheap flights from Phoenix to Porto: Frequently asked questions

The best price we found for a return flight from Phoenix to Porto is ر.ق.‏ 2,340. 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 ر.ق.‏ 2,340.
As of June 2025, there are no flights flying from Phoenix to Porto.
The cheapest month to fly from Phoenix to Porto is usually June 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Porto Airport on Tuesday, 28 October 2025.
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 Delta .

Travelling from Phoenix to Porto Airport (OPO): what you need to know

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

  • Porto is 7 hours ahead of Phoenix. Porto Airport is located in Porto, which operates on the UTC+0 timezone.

  • To ensure you get on your flight from Phoenix to OPO, leave enough time for things like baggage drop and finding your gate. Arriving two hours before international departures and an hour before domestic flights is the standard rule.

  • If you're travelling during a popular month like July, be at the airport even earlier. It's smart to arrive up to four hours before an international flight and two hours ahead of a domestic departure. Check-in and security lines are longer during holiday periods like Thanksgiving, Christmas and New Year.

Airports in Phoenix

Phoenix Sky Harbour International Airport (PHX)

  • We make it easy to book a flight from Phoenix to OPO with a stopover. To see your options departing from Phoenix Sky Harbour International Airport (PHX), deselect 'Direct flights only.' Then, choose a flight with a stop long enough to explore your chosen city. Major stopovers between PHX and OPO include:

    • John F. Kennedy International Airport (JFK)

    • Newark Liberty International Airport (EWR)

    • Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • From central Phoenix, PHX is approximately 8 kilometres away. Use navigation apps or visit the official airport website to work out the best way to reach the terminal.

  • After a stress-free start to your travels? Stay near Phoenix Sky Harbour International Airport. Whether you're boarding an early flight from Phoenix to Porto Airport or just don't like being rushed, these hotels have you covered:

About Porto Airport (OPO)

  • If you have a late flight from Phoenix to Porto Airport, nothing tops the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and relaxing soon after at one of these options near OPO:

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport to central Porto takes about 21 minutes in a car. It's approximately 16 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing services.

  • It'll take around 49 minutes when travelling by public transport.

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

  • Lock in a one-way ticket from Phoenix to Porto Airport from ر.ق.‏ 1,176 or travel return from just ر.ق.‏ 2,340. Fares listed are subject to change and may differ when you make your booking.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from Phoenix to OPO if you book early. Airlines often have some great early bird rates.

  • Getting cheap tickets from Phoenix to Porto Airport is easier if you can be flexible with your travel plans. Use the 'Whole month' search function to see the best prices throughout the month and snap up a great deal.

  • Locking in a cheap ticket from Phoenix to OPO is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll let you know when there's a better deal.

  • Customise your trip using filters. Adjust the number of stops, duration, and arrival and departure times to find the right flight from Phoenix to Porto Airport. You can also sort the results to see the 'Cheapest,' 'Best' or 'Fastest' options first.

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

  • February is the quietest time of year to travel to Porto. Alternatively, join the crowds and take your trip in August. This is the most popular month for flights from Phoenix to Porto Airport.

  • Schedule your flight from Phoenix to OPO for August if you're eager to head to the city during its warmest month. You can expect temperatures in Porto to range from 14ºC to 32ºC.

  • Visit in January if you want to explore when it's cooler. Temperatures average between 3ºC and 14ºC. However, this city delivers on a good time whenever you book your cheap flights from Phoenix to Porto Airport.

More about Porto

Complete your Porto trip with a car rental

  • After you've booked your hotel and cheap flight from Phoenix to Porto Airport, next up is choosing one of our car rentals in Porto. Check out the exclusive deals and instantly compare options on pick-up convenience, price, and more.

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