What airlines fly to Porto?

Delta, United Airlines and American Airlines 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 43% 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.

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

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

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 August 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.

$374 Cheap Flights from Phoenix to Porto in 2026

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.

8:20 am - 12:05 pmPHX Phoenix Sky Harbor Intl-OPO Porto

20h 45m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National

6:00 am - 12:20 pmOPO Porto-PHX Phoenix Sky Harbor Intl

37h 20m2 stops Frankfurt am Main Toronto Pearson Intl

$701Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

12:11 pm - 11:45 amPHX Phoenix Sky Harbor Intl-OPO Porto

16h 34m2 stops New York John F Kennedy Intl Madrid Barajas

8:40 pm - 10:46 pmOPO Porto-PHX Phoenix Sky Harbor Intl

33h 06m2 stops Madrid Barajas New York John F Kennedy Intl

$709Multiple Airlines

Tue, Dec 1 - Tue, Dec 15

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

15h 45m1 stop Newark

6:00 am - 7:17 pmOPO Porto-PHX Phoenix Sky Harbor Intl

20h 17m2 stops Frankfurt am Main Chicago O'Hare Intl

$718United Airlines

Tue, Dec 1 - Wed, Dec 9

4:10 pm - 10:00 pmPHX Phoenix Sky Harbor Intl-OPO Porto

22h 50m1 stop Paris Charles de Gaulle

5:00 am - 10:56 pmOPO Porto-PHX Phoenix Sky Harbor Intl

24h 56m2 stops Amsterdam Schiphol Salt Lake City

$719Delta

Wed, Dec 9 - Fri, Dec 25

11:59 pm - 8:15 amPHX Phoenix Sky Harbor Intl-OPO Porto

25h 16m2 stops Detroit Metropolitan Wayne County 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

$721Delta

Sat, Dec 5 - Wed, Dec 9

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

15h 45m1 stop Newark

12:35 pm - 9:10 pmOPO Porto-PHX Phoenix Sky Harbor Intl

15h 35m1 stop Newark

$727United Airlines

Tue, Dec 8 - Fri, Dec 11

7:00 am - 9:30 amPHX Phoenix Sky Harbor Intl-OPO Porto

19h 30m1 stop Newark

6:00 am - 7:42 pmOPO Porto-PHX Phoenix Sky Harbor Intl

20h 42m2 stops Frankfurt am Main Denver Intl

$768Lufthansa

Tue, Dec 1 - Tue, Dec 15

7:00 am - 9:30 amPHX Phoenix Sky Harbor Intl-OPO Porto

19h 30m1 stop Newark

12:35 pm - 9:10 pmOPO Porto-PHX Phoenix Sky Harbor Intl

15h 35m1 stop Newark

$777Lufthansa

Tue, Dec 1 - Tue, Dec 15

9:55 am - 10:35 amPHX Phoenix Sky Harbor Intl-OPO Porto

17h 40m2 stops Minneapolis St Paul Paris Charles de Gaulle

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

15h 00m1 stop Paris Charles de Gaulle

$819Air France

Fri, Jan 29 - Sat, Feb 6

3:25 pm - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

16h 00m1 stop Paris Charles de Gaulle

6:15 am - 1:10 pmOPO Porto-PHX Phoenix Sky Harbor Intl

14h 55m1 stop Paris Charles de Gaulle

$875Air France

Tue, Sep 22 - Tue, Sep 29

Cheap last minute flights

Enter your travel dates to find the best prices.

3:25 pm - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

16h 00m1 stop Paris Charles de Gaulle

5:00 am - 8:01 pmOPO Porto-PHX Phoenix Sky Harbor Intl

23h 01m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,188Delta

Tue, Sep 1 - Mon, Sep 14

3:25 pm - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

16h 00m1 stop Paris Charles de Gaulle

5:00 am - 8:14 pmOPO Porto-PHX Phoenix Sky Harbor Intl

23h 14m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,189Delta

Tue, Sep 1 - Mon, Sep 14

11:45 am - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

19h 40m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

5:00 am - 8:01 pmOPO Porto-PHX Phoenix Sky Harbor Intl

23h 01m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,193Delta

Tue, Sep 1 - Mon, Sep 14

12:35 pm - 3:25 pmPHX Phoenix Sky Harbor Intl-OPO Porto

18h 50m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 8:01 pmOPO Porto-PHX Phoenix Sky Harbor Intl

23h 01m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$1,193Delta

Tue, Sep 1 - Mon, Sep 14

11:54 pm - 6:55 amPHX Phoenix Sky Harbor Intl-OPO Porto

23h 01m1 stop Newark

9:00 am - 6:53 pmOPO Porto-PHX Phoenix Sky Harbor Intl

17h 53m1 stop Newark

$1,196United Airlines

Tue, Sep 1 - Mon, Sep 14

6:00 am - 9:45 amPHX Phoenix Sky Harbor Intl-OPO Porto

19h 45m1 stop Newark

9:00 am - 10:46 pmOPO Porto-PHX Phoenix Sky Harbor Intl

21h 46m1 stop Newark

$1,196United Airlines

Tue, Sep 1 - Mon, Sep 14

12:15 pm - 6:55 amPHX Phoenix Sky Harbor Intl-OPO Porto

34h 40m3 stops Houston George Bush Intcntl Washington, D.C. Reagan-National Newark

9:00 am - 12:56 pmOPO Porto-PHX Phoenix Sky Harbor Intl

35h 56m2 stops Newark Chicago O'Hare Intl

$1,200United Airlines

Tue, Sep 1 - Mon, Sep 14

12:45 pm - 11:30 pmPHX Phoenix Sky Harbor Intl-OPO Porto

26h 45m3 stops Tucson Denver Intl Istanbul

10:40 am - 12:31 pmOPO Porto-PHX Phoenix Sky Harbor Intl

33h 51m2 stops Istanbul New York John F Kennedy Intl

$2,501Multiple Airlines

Tue, Sep 1 - Mon, Sep 14

12:45 pm - 11:30 pmPHX Phoenix Sky Harbor Intl-OPO Porto

26h 45m3 stops Tucson Denver Intl Istanbul

4:50 pm - 5:40 pmOPO Porto-PHX Phoenix Sky Harbor Intl

32h 50m2 stops Istanbul Los Angeles

$2,536Multiple Airlines

Tue, Sep 1 - Mon, Sep 14

12:45 pm - 11:30 pmPHX Phoenix Sky Harbor Intl-OPO Porto

26h 45m3 stops Tucson Denver Intl Istanbul

4:50 pm - 5:40 pmOPO Porto-PHX Phoenix Sky Harbor Intl

32h 50m2 stops Istanbul Los Angeles

$2,606Multiple Airlines

Tue, Sep 1 - Mon, Sep 14

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Delta flights from Phoenix to Porto

Our best Delta deals on Phoenix to Porto flight tickets

Delta

Dec 9

PHX4:10 pmPhoenix Sky Harbor Intl

22h 50m

1 stop

OPO10:00 pmPorto

Dec 25

OPO5:00 amPorto

24h 56m

2 stops

PHX10:56 pmPhoenix Sky Harbor Intl

$719

Delta

Dec 5

PHX11:59 pmPhoenix Sky Harbor Intl

25h 16m

2 stops

OPO8:15 amPorto

Dec 9

OPO5:55 amPorto

15h 00m

1 stop

PHX1:55 pmPhoenix Sky Harbor Intl

$721

Delta

Dec 5

PHX11:59 pmPhoenix Sky Harbor Intl

25h 16m

2 stops

OPO8:15 amPorto

Dec 9

OPO5:00 amPorto

18h 55m

2 stops

PHX4:55 pmPhoenix Sky Harbor Intl

$724

Lufthansa flights from Phoenix to Porto

Our best Lufthansa deals on Phoenix to Porto flight tickets

Lufthansa

Dec 1

PHX7:00 amPhoenix Sky Harbor Intl

19h 30m

1 stop

OPO9:30 amPorto

Dec 15

OPO6:00 amPorto

20h 42m

2 stops

PHX7:42 pmPhoenix Sky Harbor Intl

$768

Lufthansa

Oct 27

PHX1:50 pmPhoenix Sky Harbor Intl

16h 00m

2 stops

OPO12:50 pmPorto

Nov 1

OPO6:00 amPorto

22h 04m

2 stops

PHX9:04 pmPhoenix Sky Harbor Intl

$860

Lufthansa

Oct 27

PHX12:00 pmPhoenix Sky Harbor Intl

17h 50m

2 stops

OPO12:50 pmPorto

Nov 1

OPO6:15 amPorto

22h 10m

2 stops

PHX9:25 pmPhoenix Sky Harbor Intl

$863

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/1

8:20 am-12:05 pm

2 stops20h 45m

Porto

Wed 12/9

6:00 am-12:20 pm

2 stops37h 20m

$701

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/1

12:11 pm-11:45 am

2 stops16h 34m

Porto

Tue 12/15

8:40 pm-10:46 pm

2 stops33h 06m

$709

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/1

10:45 am-9:30 am

1 stop15h 45m

Porto

Wed 12/9

6:00 am-7:17 pm

2 stops20h 17m

$718

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Wed 12/9

4:10 pm-10:00 pm

1 stop22h 50m

Porto

Fri 12/25

5:00 am-10:56 pm

2 stops24h 56m

$719

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Sat 12/5

11:59 pm-8:15 am

2 stops25h 16m

Porto

Wed 12/9

5:55 am-1:55 pm

1 stop15h 00m

$721

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/8

10:45 am-9:30 am

1 stop15h 45m

Porto

Fri 12/11

12:35 pm-9:10 pm

1 stop15h 35m

$727

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/1

7:00 am-9:30 am

1 stop19h 30m

Porto

Tue 12/15

6:00 am-7:42 pm

2 stops20h 42m

$768

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 12/1

7:00 am-9:30 am

1 stop19h 30m

Porto

Tue 12/15

12:35 pm-9:10 pm

1 stop15h 35m

$777

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Fri 1/29

9:55 am-10:35 am

2 stops17h 40m

Porto

Sat 2/6

5:55 am-1:55 pm

1 stop15h 00m

$819

Quickest round-trip

PhoenixPorto

PHX Phoenix Sky Harbor Intl - OPO Porto

PHXOPO

Phoenix Sky Harbor Intl

Tue 9/22

3:25 pm-3:25 pm

1 stop16h 00m

Porto

Tue 9/29

6:15 am-1:10 pm

1 stop14h 55m

$875

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 $1,021 to $1,134.
The lowest price recently found on this route was $701.

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 $941 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	$374
Fastest flight time	15h 05m
Direct flights	None

The best one-way flight to Porto from Phoenix in the past 72 hours is $374. The best round-trip flight deal from Phoenix to Porto found on momondo in the last 72 hours is $701.

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 August 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 7.1 12,027 reviews	Search American Airlines flights
Lufthansa	PriceFrom $492	Free Cancellation	Rating 6.8 8,229 reviews	Search Lufthansa flights
Air France	PriceFrom $556	Free Cancellation	Rating 7.5 1,644 reviews	Search Air France flights
United Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 10,136 reviews	Search United Airlines flights
Delta	PriceFrom $646	Free Cancellation	Rating 7.8 8,538 reviews	Search Delta flights

Vila Nova de Gaia

Coimbra

Aveiro

Braga

Pinhao

Matosinhos

Esposende

Chaves

Arcos de Valdevez

Viseu

Espinho

Guimarães

Lamego

Ponte de Lima

Mesao Frio

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.

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Azores Airport

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Cheap flights from Phoenix to Porto from $374

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 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Phoenix to Porto

Our best Delta deals on Phoenix to Porto flight tickets

Lufthansa flights from Phoenix to Porto

Our best Lufthansa deals on Phoenix to Porto flight tickets

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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.

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

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