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Cheap flights from Phoenix to Porto from $464

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 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Phoenix to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:30 pm - 6:30 pm
PHX
-
OPO
38h 00m2 stops
Air Canada Logo
6:00 am - 10:27 am
OPO
-
PHX
36h 27m2 stops
$546Air Canada
Sat, May 9 - Tue, May 19
Delta Logo
1:20 pm - 10:30 am
PHX
-
OPO
38h 10m2 stops
Delta Logo
11:15 am - 10:49 pm
OPO
-
PHX
42h 34m2 stops
$548Delta
Sat, Jan 10 - Mon, Jan 26
United Airlines Logo
7:10 am - 9:45 am
PHX
-
OPO
18h 35m2 stops
United Airlines Logo
6:00 am - 9:44 pm
OPO
-
PHX
23h 44m2 stops
$549United Airlines
Mon, Apr 20 - Thu, Apr 30
Lufthansa Logo
3:31 pm - 11:25 pm
PHX
-
OPO
23h 54m2 stops
Lufthansa Logo
6:00 am - 7:50 pm
OPO
-
PHX
21h 50m2 stops
$552Lufthansa
Wed, Apr 15 - Wed, Apr 29
Lufthansa Logo
6:00 am - 9:45 am
PHX
-
OPO
19h 45m1 stop
Lufthansa Logo
4:35 pm - 8:20 pm
OPO
-
PHX
35h 45m2 stops
$556Lufthansa
Mon, Apr 20 - Thu, Apr 30
British Airways Logo
11:59 pm - 4:40 pm
PHX
-
OPO
33h 41m2 stops
British Airways Logo
12:25 pm - 4:17 pm
OPO
-
PHX
34h 52m2 stops
$585British Airways
Sat, Jan 10 - Mon, Jan 26
Lufthansa Logo
11:10 am - 9:30 am
PHX
-
OPO
15h 20m1 stop
Lufthansa Logo
6:00 am - 7:18 pm
OPO
-
PHX
20h 18m2 stops
$590Lufthansa
Thu, Feb 26 - Wed, Mar 4
Lufthansa Logo
10:45 am - 12:50 pm
PHX
-
OPO
19h 05m2 stops
Lufthansa Logo
6:00 am - 9:50 pm
OPO
-
PHX
22h 50m2 stops
$597Lufthansa
Thu, Feb 26 - Wed, Mar 4
Lufthansa Logo
11:10 am - 9:30 am
PHX
-
OPO
15h 20m1 stop
Lufthansa Logo
12:35 pm - 9:37 pm
OPO
-
PHX
16h 02m1 stop
$600Lufthansa
Thu, Feb 26 - Wed, Mar 4
United Airlines Logo
11:10 am - 9:30 am
PHX
-
OPO
15h 20m1 stop
United Airlines Logo
6:00 am - 8:51 pm
OPO
-
PHX
21h 51m2 stops
$602United Airlines
Thu, Feb 26 - Wed, Mar 4

Delta flights from Phoenix to Porto

Our best Delta deals on Phoenix to Porto flight tickets
Delta
Jan 10
PHX1:20 pmPhoenix Sky Harbor Intl
38h 10m
2 stops
OPO10:30 amPorto
Jan 26
OPO11:15 amPorto
42h 34m
2 stops
PHX10:49 pmPhoenix Sky Harbor Intl
$548
Find similar
Delta
Jan 28
PHX6:15 amPhoenix Sky Harbor Intl
21h 15m
2 stops
OPO10:30 amPorto
Feb 1
OPO5:00 amPorto
21h 45m
2 stops
PHX7:45 pmPhoenix Sky Harbor Intl
$610
Find similar
Delta
Jan 17
PHX7:00 amPhoenix Sky Harbor Intl
20h 30m
2 stops
OPO10:30 amPorto
Feb 1
OPO5:00 amPorto
26h 11m
2 stops
PHX12:11 amPhoenix Sky Harbor Intl
$660
Find similar

British Airways flights from Phoenix to Porto

Our best British Airways deals on Phoenix to Porto flight tickets
British Airways
Jan 10
PHX11:59 pmPhoenix Sky Harbor Intl
33h 41m
2 stops
OPO4:40 pmPorto
Jan 26
OPO12:25 pmPorto
34h 52m
2 stops
PHX4:17 pmPhoenix Sky Harbor Intl
$585
Find similar
British Airways
May 9
PHX9:05 pmPhoenix Sky Harbor Intl
15h 30m
1 stop
OPO8:35 pmPorto
May 19
OPO12:25 pmPorto
19h 05m
2 stops
PHX11:30 pmPhoenix Sky Harbor Intl
$608
Find similar
British Airways
May 9
PHX9:05 pmPhoenix Sky Harbor Intl
15h 30m
1 stop
OPO8:35 pmPorto
May 19
OPO8:40 pmPorto
24h 20m
1 stop
PHX1:00 pmPhoenix Sky Harbor Intl
$641
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Phoenix to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sat 5/9

8:30 pm-6:30 pm

2 stops38h 00m

Porto

Tue 5/19

6:00 am-10:27 am

2 stops36h 27m

$546

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sat 1/10

1:20 pm-10:30 am

2 stops38h 10m

Porto

Mon 1/26

11:15 am-10:49 pm

2 stops42h 34m

$548

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Mon 4/20

7:10 am-9:45 am

2 stops18h 35m

Porto

Thu 4/30

6:00 am-9:44 pm

2 stops23h 44m

$549

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Wed 4/15

3:31 pm-11:25 pm

2 stops23h 54m

Porto

Wed 4/29

6:00 am-7:50 pm

2 stops21h 50m

$552

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Mon 4/20

6:00 am-9:45 am

1 stop19h 45m

Porto

Thu 4/30

4:35 pm-8:20 pm

2 stops35h 45m

$556

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sat 1/10

11:59 pm-4:40 pm

2 stops33h 41m

Porto

Mon 1/26

12:25 pm-4:17 pm

2 stops34h 52m

$585

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Thu 2/26

11:10 am-9:30 am

1 stop15h 20m

Porto

Wed 3/4

6:00 am-7:18 pm

2 stops20h 18m

$590

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Thu 2/26

10:45 am-12:50 pm

2 stops19h 05m

Porto

Wed 3/4

6:00 am-9:50 pm

2 stops22h 50m

$597

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Thu 2/26

11:10 am-9:30 am

1 stop15h 20m

Porto

Wed 3/4

12:35 pm-9:37 pm

1 stop16h 02m

$600

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Thu 2/26

11:10 am-9:30 am

1 stop15h 20m

Porto

Wed 3/4

6:00 am-8:51 pm

2 stops21h 51m

$602

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Porto from

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

What is the cheapest month to fly to Porto?

The month of November is, on average, the cheapest month to fly to Porto from Phoenix, with most prices found around $590. If you aren’t able to travel during the month of November, then book flights to Porto from Phoenix during March instead. Flights to Porto in March, while not as cheap as those in November, still average around $623.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $758. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,126. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the afternoon is the cheapest time of day to fly from Phoenix to Porto when you can find flight prices for as low as $795. Flying to Porto in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $983 on average. Flights to Porto from Phoenix in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight 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 $869 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 $652 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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from Phoenix to Porto takes 14h 50m
There are no direct flights from Phoenix to Porto. There are no popular flight routes from Phoenix to Porto.
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  • 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 14h 50m.

  • 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?

  • 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
Air CanadaPriceFrom $568Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
United AirlinesPriceFrom $585Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
American AirlinesPriceFrom $592Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
British AirwaysPriceFrom $600Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
DeltaPriceFrom $623Free CancellationRating
7.9
8,009 reviews
Search Delta flights
Air TransatPriceFrom $797Free CancellationRating
7.8
480 reviews
Search Air Transat flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Guimarães
Lamego
Esposende
Chaves
Viseu
Espinho
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

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

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