Skyscanner home

Cheap Flights from Phoenix Sky Harbor to Porto

Compare Phoenix Sky Harbor 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 Phoenix Sky Harbor Airport to Porto Airport

Looking for a cheap last-minute deal or the best return flight from Phoenix Sky Harbor Airport to Porto Airport? If you want to travel next month, return fares start from R 13,636. Find the lowest prices on one-way and return tickets right here.
Porto.R 5,611 per passenger.Departing Sun, 4 Oct.One-way flight with KLM.Outbound indirect flight with KLM, departs from Phoenix Sky Harbor on Sun, 4 Oct, arriving in Porto.Price includes taxes and charges.From R 5,611, select.
Porto.R 6,068 per passenger.Departing Sun, 20 Sep.One-way flight with KLM.Outbound indirect flight with KLM, departs from Phoenix Sky Harbor on Sun, 20 Sep, arriving in Porto.Price includes taxes and charges.From R 6,068, select.
Porto.R 7,746 per passenger.Departing Sat, 4 Apr.One-way flight with Porter Airlines.Outbound indirect flight with Porter Airlines, departs from Phoenix Sky Harbor on Sat, 4 Apr, arriving in Porto.Price includes taxes and charges.From R 7,746, select.
Porto.R 7,784 per passenger.Departing Sat, 16 May.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from Phoenix Sky Harbor on Sat, 16 May, arriving in Porto.Price includes taxes and charges.From R 7,784, select.
Porto.R 8,422 per passenger.Departing Mon, 29 Jun.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Phoenix Sky Harbor on Mon, 29 Jun, arriving in Porto.Price includes taxes and charges.From R 8,422, select.
Porto.R 8,666 per passenger.Departing Thu, 2 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Thu, 2 Jul, arriving in Porto.Price includes taxes and charges.From R 8,666, select.
Porto.R 9,541 per passenger.Departing Tue, 24 Mar.One-way flight with SWISS.Outbound indirect flight with SWISS, departs from Phoenix Sky Harbor on Tue, 24 Mar, arriving in Porto.Price includes taxes and charges.From R 9,541, select.

Find the cheapest month to fly from Phoenix Sky Harbor to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix Sky Harbor to Porto flights are currently cheapest in October.
Mar
from R 9,541
Apr
from R 7,746
May
from R 7,784
Jun
from R 8,422
Jul
from R 8,666
Aug
Find prices
Sep
from R 6,068
Oct
from R 5,611
Nov
Find prices
Dec
Find prices
Jan
Find prices
Feb
Find prices

Phoenix Sky Harbor to Porto: Alternative routes

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

Porto

12km from central Porto
ClosestCheapest
from R 5,611
Search flights

Vila Real

76km from central Porto
Search flights

Viseu G. Lobato

81km from central Porto
Search flights

Phoenix to Porto: Flight information

The things to know before you go.
Cheapest flight foundR 5,611
Cheapest month to flyOctober

Finding cheap flights from Phoenix Sky Harbor to Porto: Frequently asked questions

The best price we found for a return flight from Phoenix Sky Harbor to Porto is R 11,329. 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 Sky Harbor to Porto. But we found flights with one or more stops from R 11,329.
As of March 2026, there are no flights flying from Phoenix Sky Harbor to Porto.
The cheapest month to fly from Phoenix Sky Harbor to Porto is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Porto Airport on Tuesday, 10 November 2026.
No airlines currently offer direct flights between Phoenix Sky Harbor 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, United offers the cheapest flight tickets to Porto.

Travelling from Phoenix Sky Harbour International Airport (PHX) to Porto Airport (OPO): what you need to know

  • Porto is seven hours ahead of Phoenix and follows the UTC+0 timezone.

  • Your PHX to OPO flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You'll likely experience bigger queues in popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a smart move.

  • If you want to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Phoenix Sky Harbour International Airport to Porto Airport. These are the top stopovers between PHX and OPO:

    • Newark Liberty International Airport

    • Montreal-Pierre Elliott Trudeau International Airport

    • John F. Kennedy International Airport

How to find the cheapest flights from Phoenix Sky Harbour International Airport (PHX) to Porto Airport (OPO)

  • The lowest price we've found for a one-way Phoenix Sky Harbour International Airport to Porto Airport flight is R 5,611. A return ticket is currently R 11,124. Depending on the availability and when you book, these fares can change.

  • It's usually smart to book early if you want to find cheap tickets from PHX to OPO. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • If you're willing to be flexible with your travel plans, use the 'Whole month' search function. It'll find the cheapest price across every month when searching for a flight from Phoenix Sky Harbour International Airport to Porto Airport.

  • Finding cheap flights from PHX to OPO couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll notify you when a new discounted fare appears.

  • Select your preferred 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 Phoenix Sky Harbour International Airport to Porto Airport.

Handy information about Phoenix Sky Harbour International Airport (PHX)

  • PHX's address is 3400 Sky Harbour Boulevard.

  • Phoenix Sky Harbour International Airport gets top marks for on-time performance. 82.57% of flights that take off from PHX reach their destination without delay.

  • Phoenix Sky Harbour International Airport is around 8 kilometres from central Phoenix. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 10 minutes or so to get there, depending on the traffic.

  • You can expect a journey time of roughly 35 minutes on public transport.

  • Get your journey off to a leisurely start by staying near PHX. Whether you're boarding an early flight from Phoenix Sky Harbour International Airport to Porto Airport or just don't like being rushed, these stays are ideal:

Arriving at Porto Airport (OPO)

  • The last thing you need is a long journey to your hotel if you're getting in late on a Phoenix Sky Harbour International Airport to Porto Airport flight. Book one of these accommodation options near OPO instead:

  • Get on the fast track to adventure 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 rate by booking your vehicle from Porto Airport around three weeks before your trip.

Getting from Porto Airport (OPO) to central Porto

  • From Porto Airport, Porto is approximately 16 kilometres away. It takes around 20 minutes to drive to the centre.

  • Getting there by public transport typically takes 50 minutes.

When to fly to Porto Airport (OPO)

  • The quietest month for a flight from Phoenix Sky Harbour International Airport to Porto Airport is January, while August is the busiest. Pick the best time to go to Porto based on whether you prefer a more fast-paced or easygoing experience.

  • Before locking in your flight from Phoenix Sky Harbour International Airport to Porto Airport, consider the kind of weather you like. August is the warmest month in Porto, with the temperature ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • Look for cheap tickets from PHX to OPO in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 3ºC (37ºF) and 14ºC (57ºF) on average.

Explore more of Portugal

  • Lisbon is just one of the many places in Portugal waiting to be explored after you've seen Porto. Around 274 kilometres away to the south, its top attractions include Torre de Belem Garden, Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle.

  • If you're interested in discovering another major destination in Portugal, head for Amadora, about 274 kilometres south of Porto. Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge are among its highlights.

Plan the rest of your trip from Phoenix to Porto

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