What is the cheapest airline that flies from Phoenix to Porto?

Air Canada and Delta are the most popular carriers operating from Phoenix to Porto

What airlines fly to Porto?

Delta, United Airlines and Air France are the top three most popular airlines that fly to Porto from Phoenix according to our data. Delta is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 5 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Phoenix to Porto Airport?

Prices for flights from Phoenix to Porto Airport are updated daily.

How many operators does momondo search for flights from Phoenix to Porto Airport?

As of September 2026, there are 5 operators available to choose from for flights from Phoenix to Porto Airport.

How old do you have to be to fly from Phoenix to Porto Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$361 Cheap Flights from Phoenix to Porto in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix to Porto

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:16 am - 7:40 amPHX Phoenix Sky Harbor Intl-OPO Porto

16h 24m2 stops New York John F Kennedy Intl Madrid Barajas

8:40 pm - 8:53 pmOPO Porto-PHX Phoenix Sky Harbor Intl

31h 13m2 stops Madrid Barajas New York John F Kennedy Intl

$573Multiple Airlines

Mon, Oct 19 - Wed, Nov 4

7:05 am - 8:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

18h 10m1 stop New York John F Kennedy Intl

10:15 am - 9:05 pmOPO Porto-PHX Phoenix Sky Harbor Intl

17h 50m1 stop New York John F Kennedy Intl

$575Air France

Wed, Nov 4 - Thu, Nov 12

6:05 am - 10:30 amPHX Phoenix Sky Harbor Intl-OPO Porto

20h 25m1 stop New York John F Kennedy Intl

5:55 am - 1:55 pmOPO Porto-PHX Phoenix Sky Harbor Intl

15h 00m1 stop Paris Charles de Gaulle

$576Multiple Airlines

Mon, Oct 19 - Wed, Nov 4

8:47 am - 7:40 amPHX Phoenix Sky Harbor Intl-OPO Porto

15h 53m2 stops New York John F Kennedy Intl Madrid Barajas

8:20 am - 8:36 pmOPO Porto-PHX Phoenix Sky Harbor Intl

19h 16m2 stops Madrid Barajas Chicago O'Hare Intl

$581American Airlines

Wed, Nov 4 - Wed, Nov 11

6:00 am - 8:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

19h 15m2 stops Los Angeles New York John F Kennedy Intl

5:55 am - 1:55 pmOPO Porto-PHX Phoenix Sky Harbor Intl

15h 00m1 stop Paris Charles de Gaulle

$585Delta

Wed, Nov 4 - Wed, Nov 11

6:00 am - 7:40 amPHX Phoenix Sky Harbor Intl-OPO Porto

18h 40m2 stops Charlotte Douglas Madrid Barajas

8:20 am - 10:48 pmOPO Porto-PHX Phoenix Sky Harbor Intl

21h 28m2 stops Madrid Barajas Los Angeles

$586American Airlines

Wed, Jan 13 - Fri, Jan 29

6:25 am - 8:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

18h 50m1 stop New York John F Kennedy Intl

5:00 am - 6:56 pmOPO Porto-PHX Phoenix Sky Harbor Intl

20h 56m2 stops Amsterdam Schiphol Salt Lake City

$590Delta

Wed, Dec 9 - Wed, Dec 23

10:45 am - 9:30 amPHX Phoenix Sky Harbor Intl-OPO Porto

15h 45m1 stop Newark

12:35 pm - 10:10 pmOPO Porto-PHX Phoenix Sky Harbor Intl

16h 35m1 stop Newark

$595Lufthansa

Mon, Nov 16 - Tue, Nov 24

8:15 am - 9:30 amPHX Phoenix Sky Harbor Intl-OPO Porto

18h 15m1 stop Newark

12:35 pm - 9:36 pmOPO Porto-PHX Phoenix Sky Harbor Intl

16h 01m1 stop Newark

$616Lufthansa

Tue, Mar 16 - Tue, Mar 23

7:05 am - 8:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

18h 10m1 stop New York John F Kennedy Intl

5:55 am - 1:55 pmOPO Porto-PHX Phoenix Sky Harbor Intl

15h 00m1 stop Paris Charles de Gaulle

$630Air France

Sun, Nov 1 - Sun, Nov 8

Cheap last minute flights

Enter your travel dates to find the best prices.

10:57 am - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

20h 28m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

5:00 am - 11:21 pmOPO Porto-PHX Phoenix Sky Harbor Intl

25h 21m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$725Delta

Thu, Sep 24 - Tue, Nov 10

10:57 am - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

20h 28m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

5:55 am - 7:18 pmOPO Porto-PHX Phoenix Sky Harbor Intl

20h 23m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County

$781Delta

Thu, Sep 24 - Thu, Oct 29

10:57 am - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

20h 28m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

5:55 am - 11:21 pmOPO Porto-PHX Phoenix Sky Harbor Intl

24h 26m2 stops Paris Charles de Gaulle Minneapolis St Paul

$781Delta

Thu, Sep 24 - Thu, Oct 29

6:00 am - 11:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

21h 15m2 stops Newark Frankfurt am Main

8:40 am - 10:24 pmOPO Porto-PHX Phoenix Sky Harbor Intl

21h 44m2 stops Zurich Chicago O'Hare Intl

$979Multiple Airlines

Mon, Sep 21 - Tue, Oct 6

9:50 am - 6:55 amPHX Phoenix Sky Harbor Intl-OPO Porto

13h 05m1 stop Newark

8:40 am - 10:24 pmOPO Porto-PHX Phoenix Sky Harbor Intl

21h 44m2 stops Zurich Chicago O'Hare Intl

$994Multiple Airlines

Mon, Sep 21 - Tue, Oct 6

6:00 am - 6:55 amPHX Phoenix Sky Harbor Intl-OPO Porto

16h 55m1 stop Newark

8:40 am - 10:24 pmOPO Porto-PHX Phoenix Sky Harbor Intl

21h 44m2 stops Zurich Chicago O'Hare Intl

$995Multiple Airlines

Mon, Sep 21 - Tue, Oct 6

6:00 am - 6:55 amPHX Phoenix Sky Harbor Intl-OPO Porto

16h 55m1 stop Newark

6:00 am - 8:28 pmOPO Porto-PHX Phoenix Sky Harbor Intl

22h 28m2 stops Frankfurt am Main Newark

$1,011Lufthansa

Mon, Sep 21 - Tue, Oct 6

10:05 am - 9:45 amPHX Phoenix Sky Harbor Intl-OPO Porto

15h 40m1 stop Newark

12:35 pm - 10:41 pmOPO Porto-PHX Phoenix Sky Harbor Intl

18h 06m1 stop Newark

$1,088United Airlines

Sat, Sep 26 - Sat, Oct 3

8:30 am - 9:45 amPHX Phoenix Sky Harbor Intl-OPO Porto

17h 15m2 stops Houston George Bush Intcntl Newark

12:35 pm - 9:03 pmOPO Porto-PHX Phoenix Sky Harbor Intl

16h 28m1 stop Newark

$1,088United Airlines

Sat, Sep 26 - Sat, Oct 3

10:46 am - 3:45 pmPHX Phoenix Sky Harbor Intl-OPO Porto

20h 59m2 stops San Francisco Frankfurt am Main

12:35 pm - 10:10 pmOPO Porto-PHX Phoenix Sky Harbor Intl

16h 35m1 stop Newark

$1,212Lufthansa

Thu, Sep 24 - Tue, Nov 10

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air France flights from Phoenix to Porto

Our best Air France deals on Phoenix to Porto flight tickets

Air France

Nov 4

PHX7:05 amPhoenix Sky Harbor Intl

18h 10m

1 stop

OPO8:15 amPorto

Nov 12

OPO10:15 amPorto

17h 50m

1 stop

PHX9:05 pmPhoenix Sky Harbor Intl

$575

Air France

Nov 1

PHX7:05 amPhoenix Sky Harbor Intl

18h 10m

1 stop

OPO8:15 amPorto

Nov 8

OPO5:55 amPorto

15h 00m

1 stop

PHX1:55 pmPhoenix Sky Harbor Intl

$630

KLM flights from Phoenix to Porto

Our best KLM deals on Phoenix to Porto flight tickets

KLM

Nov 4

PHX7:05 amPhoenix Sky Harbor Intl

18h 10m

1 stop

OPO8:15 amPorto

Nov 11

OPO5:55 amPorto

15h 00m

1 stop

PHX1:55 pmPhoenix Sky Harbor Intl

$580

KLM

Nov 6

PHX7:05 amPhoenix Sky Harbor Intl

18h 10m

1 stop

OPO8:15 amPorto

Nov 21

OPO10:15 amPorto

17h 50m

1 stop

PHX9:05 pmPhoenix Sky Harbor Intl

$675

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Mon 10/19

7:16 am-7:40 am

2 stops16h 24m

Porto

Wed 11/4

8:40 pm-8:53 pm

2 stops31h 13m

$573

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 11/4

7:05 am-8:15 am

1 stop18h 10m

Porto

Thu 11/12

10:15 am-9:05 pm

1 stop17h 50m

$575

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Mon 10/19

6:05 am-10:30 am

1 stop20h 25m

Porto

Wed 11/4

5:55 am-1:55 pm

1 stop15h 00m

$576

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 11/4

8:47 am-7:40 am

2 stops15h 53m

Porto

Wed 11/11

8:20 am-8:36 pm

2 stops19h 16m

$581

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 11/4

6:00 am-8:15 am

2 stops19h 15m

Porto

Wed 11/11

5:55 am-1:55 pm

1 stop15h 00m

$585

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 1/13

6:00 am-7:40 am

2 stops18h 40m

Porto

Fri 1/29

8:20 am-10:48 pm

2 stops21h 28m

$586

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 12/9

6:25 am-8:15 am

1 stop18h 50m

Porto

Wed 12/23

5:00 am-6:56 pm

2 stops20h 56m

$590

Quickest round-trip

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Mon 11/16

10:45 am-9:30 am

1 stop15h 45m

Porto

Tue 11/24

12:35 pm-10:10 pm

1 stop16h 35m

$595

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 3/16

8:15 am-9:30 am

1 stop18h 15m

Porto

Tue 3/23

12:35 pm-9:36 pm

1 stop16h 01m

$616

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Sun 11/1

7:05 am-8:15 am

1 stop18h 10m

Porto

Sun 11/8

5:55 am-1:55 pm

1 stop15h 00m

$630

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Phoenix and Porto?

Prices are currently low for flights on this route.

Typical prices usually range from $828 to $1,118.
The lowest price recently found on this route was $573.

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Phoenix, with most prices found around $619. If you aren’t able to travel during the month of January, then book flights to Porto from Phoenix during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $720.

How far in advance should I book a flight from Phoenix to Porto?

You are more likely to see cheaper flights to Porto from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $962 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Phoenix for as low as $640 on momondo.

Cheap Phoenix to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix to Porto

Best Price Found	$361
Fastest flight time	15h 05m
Direct flights	None

The best one-way flight to Porto from Phoenix in the past 72 hours is $361. The best round-trip flight deal from Phoenix to Porto found on momondo in the last 72 hours is $573.

The fastest flight from Phoenix to Porto takes 15h 05m

There are no direct flights from Phoenix to Porto. There are no popular flight routes from Phoenix to Porto.

Search flight deals

Frequently asked questions about flying from Phoenix to Porto

How far is Phoenix to Porto by plane?
A flight from Phoenix to Porto will travel around 5350.0 mi. A reasonable flight in good conditions will take 15h 05m.
When did momondo last update prices for flights from Phoenix to Porto Airport?
Prices for flights from Phoenix to Porto Airport are updated daily.
How many operators does momondo search for flights from Phoenix to Porto Airport?
As of September 2026, there are 5 operators available to choose from for flights from Phoenix to Porto Airport.
How old do you have to be to fly from Phoenix to Porto Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix to Porto

Compare and see reviews for airlines that fly from Phoenix to Porto with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $460	Free Cancellation	Rating 7.0 12,077 reviews	Search American Airlines flights
Lufthansa	PriceFrom $492	Free Cancellation	Rating 6.8 8,238 reviews	Search Lufthansa flights
Air France	PriceFrom $556	Free Cancellation	Rating 7.5 1,649 reviews	Search Air France flights
United Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 10,227 reviews	Search United Airlines flights
Delta	PriceFrom $646	Free Cancellation	Rating 7.8 8,592 reviews	Search Delta flights

Coimbra

Vila Nova de Gaia

Aveiro

Braga

Pinhao

Matosinhos

Esposende

Chaves

Viseu

Arcos de Valdevez

Espinho

Guimarães

Lamego

Ponte de Lima

Penafiel

Caminha

Baiao

Mira

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Porto?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Phoenix to Porto for you.

Can I find flights from Phoenix to Porto with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phoenix to Porto flights to just show those with flexible booking policies.

How can momondo help me find flights from Phoenix to Porto?

momondo helps you find the best flight between Phoenix and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Phoenix to Porto right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Phoenix to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 10/21

Wed 10/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Airlines

Cabin classes

Other Portugal destinations

Complete your trip

Feeling lucky

Airports servicing Portugal

Faro Airport

Lisbon Humberto Delgado Airport

Azores Airport

Madeira Airport

Algarve Airport

Cheap flights from Phoenix to Porto from $361

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Porto departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Phoenix to Porto

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air France flights from Phoenix to Porto

Our best Air France deals on Phoenix to Porto flight tickets

KLM flights from Phoenix to Porto

Our best KLM deals on Phoenix to Porto flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Phoenix to Porto that are best for you.

See travel insights to Porto from

How to get the cheapest flight ticket from Phoenix to Porto

What is the typical price of a round-trip flight between Phoenix and Porto?

What is the cheapest month to fly to Porto?

How far in advance should I book a flight from Phoenix to Porto?

What is the cheapest airline that flies from Phoenix to Porto?

What airlines fly to Porto?

Cheap Phoenix to Porto flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Phoenix to Porto

Best airlines flying from Phoenix to Porto

Compare and see reviews for airlines that fly from Phoenix to Porto with momondo

Traveling to a place near Porto?

Why use momondo?

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Porto

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Porto

List of cabin classes available on flights landing in Porto. Availability may vary depending on flight origin and airline.

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to Porto

Explore popular destinations other users love

According to popular flight searches on momondo this year