Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Phoenix to Porto from $204

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 1/28. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Phoenix to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:01 pm - 9:30 am
PHX
-
OPO
32h 29m2 stops
United Airlines Logo
12:35 pm - 10:15 pm
OPO
-
PHX
16h 40m1 stop
$436United Airlines
Mon, Feb 23 - Tue, Mar 10
United Airlines Logo
6:01 pm - 9:30 am
PHX
-
OPO
32h 29m2 stops
United Airlines Logo
12:35 pm - 10:15 pm
OPO
-
PHX
16h 40m1 stop
$437United Airlines
Mon, Feb 23 - Tue, Mar 10
British Airways Logo
8:05 am - 4:40 pm
PHX
-
OPO
25h 35m2 stops
British Airways Logo
8:20 am - 7:29 pm
OPO
-
PHX
18h 09m2 stops
$453British Airways
Sun, Jan 18 - Tue, Feb 3
Multiple Airlines Logo
8:25 pm - 8:00 pm
PHX
-
OPO
16h 35m2 stops
Multiple Airlines Logo
8:20 am - 7:29 pm
OPO
-
PHX
18h 09m2 stops
$457Multiple Airlines
Wed, Jan 28 - Tue, Feb 3
British Airways Logo
8:05 am - 4:40 pm
PHX
-
OPO
25h 35m2 stops
British Airways Logo
8:20 am - 6:15 pm
OPO
-
PHX
40h 55m2 stops
$458British Airways
Sun, Jan 18 - Wed, Feb 4
American Airlines Logo
7:13 am - 7:40 am
PHX
-
OPO
17h 27m2 stops
American Airlines Logo
8:20 am - 10:50 pm
OPO
-
PHX
21h 30m2 stops
$461American Airlines
Wed, Mar 4 - Thu, Mar 12
United Airlines Logo
6:30 am - 9:30 am
PHX
-
OPO
20h 00m1 stop
United Airlines Logo
12:35 pm - 10:15 pm
OPO
-
PHX
16h 40m1 stop
$463United Airlines
Mon, Feb 23 - Tue, Mar 10
British Airways Logo
8:05 am - 4:40 pm
PHX
-
OPO
25h 35m2 stops
British Airways Logo
8:40 pm - 9:47 pm
OPO
-
PHX
32h 07m2 stops
$464British Airways
Sun, Jan 18 - Thu, Feb 5
SWISS Logo
10:22 am - 11:15 am
PHX
-
OPO
17h 53m2 stops
SWISS Logo
12:05 pm - 11:57 pm
OPO
-
PHX
42h 52m2 stops
$470SWISS
Wed, Jan 28 - Mon, Feb 2
Delta Logo
11:50 pm - 10:30 am
PHX
-
OPO
27h 40m2 stops
Delta Logo
11:25 am - 10:50 am
OPO
-
PHX
30h 25m2 stops
$471Delta
Mon, Feb 23 - Tue, Mar 10

Delta flights from Phoenix to Porto

Our best Delta deals on Phoenix to Porto flight tickets
Delta
Feb 23
PHX11:50 pmPhoenix Sky Harbor Intl
27h 40m
2 stops
OPO10:30 amPorto
Mar 10
OPO11:25 amPorto
30h 25m
2 stops
PHX10:50 amPhoenix Sky Harbor Intl
$471
Delta
Jan 18
PHX3:50 pmPhoenix Sky Harbor Intl
35h 40m
1 stop
OPO10:30 amPorto
Feb 6
OPO11:20 amPorto
32h 21m
2 stops
PHX12:41 pmPhoenix Sky Harbor Intl
$477
Delta
Jan 18
PHX3:50 pmPhoenix Sky Harbor Intl
35h 40m
1 stop
OPO10:30 amPorto
Feb 9
OPO11:15 amPorto
43h 00m
2 stops
PHX11:15 pmPhoenix Sky Harbor Intl
$478

KLM flights from Phoenix to Porto

Our best KLM deals on Phoenix to Porto flight tickets
KLM
Jan 19
PHX10:38 amPhoenix Sky Harbor Intl
16h 52m
2 stops
OPO10:30 amPorto
Feb 6
OPO5:00 amPorto
23h 02m
2 stops
PHX9:02 pmPhoenix Sky Harbor Intl
$494
KLM
Mar 27
PHX3:50 pmPhoenix Sky Harbor Intl
23h 10m
1 stop
OPO10:00 pmPorto
Mar 31
OPO6:15 amPorto
14h 55m
1 stop
PHX1:10 pmPhoenix Sky Harbor Intl
$556
KLM
Mar 27
PHX3:50 pmPhoenix Sky Harbor Intl
23h 10m
1 stop
OPO10:00 pmPorto
Mar 31
OPO6:15 amPorto
19h 20m
2 stops
PHX5:35 pmPhoenix Sky Harbor Intl
$566

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 January 8, 2026.
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

Mon 2/23

6:01 pm-9:30 am

2 stops32h 29m

Porto

Tue 3/10

12:35 pm-10:15 pm

1 stop16h 40m

$436

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Mon 2/23

6:01 pm-9:30 am

2 stops32h 29m

Porto

Tue 3/10

12:35 pm-10:15 pm

1 stop16h 40m

$437

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sun 1/18

8:05 am-4:40 pm

2 stops25h 35m

Porto

Tue 2/3

8:20 am-7:29 pm

2 stops18h 09m

$453

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Wed 1/28

8:25 pm-8:00 pm

2 stops16h 35m

Porto

Tue 2/3

8:20 am-7:29 pm

2 stops18h 09m

$457

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sun 1/18

8:05 am-4:40 pm

2 stops25h 35m

Porto

Wed 2/4

8:20 am-6:15 pm

2 stops40h 55m

$458

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Wed 3/4

7:13 am-7:40 am

2 stops17h 27m

Porto

Thu 3/12

8:20 am-10:50 pm

2 stops21h 30m

$461

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Mon 2/23

6:30 am-9:30 am

1 stop20h 00m

Porto

Tue 3/10

12:35 pm-10:15 pm

1 stop16h 40m

$463

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Sun 1/18

8:05 am-4:40 pm

2 stops25h 35m

Porto

Thu 2/5

8:40 pm-9:47 pm

2 stops32h 07m

$464

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Wed 1/28

10:22 am-11:15 am

2 stops17h 53m

Porto

Mon 2/2

12:05 pm-11:57 pm

2 stops42h 52m

$470

PhoenixPorto

PHX - OPO

PHXOPO

Phoenix Sky Harbor Intl

Mon 2/23

11:50 pm-10:30 am

2 stops27h 40m

Porto

Tue 3/10

11:25 am-10:50 am

2 stops30h 25m

$471

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $604.

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 $808 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

16h 35m

Direct flights

None
The fastest flight from Phoenix to Porto takes 16h 35m
There are no direct flights from Phoenix to Porto. There are no popular flight routes from Phoenix to Porto.
Search flight deals

  • 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 16h 35m.

  • 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
United AirlinesPriceFrom $585Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
American AirlinesPriceFrom $592Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
British AirwaysPriceFrom $600Free CancellationRating
6.7
7,657 reviews
Search British Airways flights
DeltaPriceFrom $639Free CancellationRating
7.9
8,025 reviews
Search Delta flights
Air TransatPriceFrom $797Free CancellationRating
7.7
491 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
Matosinhos
Aveiro
Esposende
Lamego
Guimarães
Chaves
Espinho
Viseu
Pinhao
Arcos de Valdevez
Ponte de Lima
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

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
Sat 2/7
Sat 2/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal