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$258+ Cheap flights from Sky Harbor Intl (PHX) to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LIS
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Portugal

Keep the following information in mind while searching for Sky Harbor Intl to Portugal flight deals. Data was last updated January 15, 2026.

Round-trip from

$439
(United Airlines)

One-way from

$258
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$533
From Phoenix Sky Harbor Intl to Portugal
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One-way flight from Phoenix Sky Harbor Intl to Portugal
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Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Sky Harbor Intl to Portugal

Cheapest flights from Sky Harbor Intl to Portugal
Explore the most affordable flight options available from Sky Harbor Intl to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:01 pm
PHX
-
OPO
2 stops32h 29m
United Airlines
Tue 3/1012:35 pm
OPO
-
PHX
1 stop16h 40m
United Airlines
Deal found 1/13$439
This United Airlines deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:50 pm
PHX
-
OPO
2 stops33h 55m
United Airlines
Thu 4/3012:35 pm
OPO
-
PHX
2 stops29h 19m
United Airlines
Deal found 1/13$462
This KAYAK deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2812:28 pm
PHX
-
OPO
2 stops39h 42m
SWISS
Mon 2/212:05 pm
OPO
-
PHX
2 stops42h 52m
SWISS
Deal found 1/15$470
This Booking.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:00 am
PHX
-
OPO
2 stops31h 25m
Multiple Airlines
Thu 4/307:20 pm
OPO
-
PHX
2 stops34h 55m
Multiple Airlines
Deal found 1/13$477
This KAYAK deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:18 pm
PHX
-
OPO
1 stop26h 27m
SWISS
Thu 4/307:20 pm
OPO
-
PHX
2 stops34h 55m
SWISS
Deal found 1/13$484
This Expedia deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1112:56 pm
PHX
-
OPO
2 stops27h 44m
Lufthansa
Fri 2/206:00 am
OPO
-
PHX
2 stops21h 51m
Lufthansa
Deal found 1/14$495
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:55 pm
PHX
-
OPO
2 stops31h 35m
United Airlines
Mon 3/2312:30 pm
OPO
-
PHX
2 stops34h 49m
United Airlines
Deal found 1/15$499
This United Airlines deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:40 am
PHX
-
OPO
2 stops16h 50m
United Airlines
Wed 3/412:35 pm
OPO
-
PHX
1 stop16h 02m
United Airlines
Deal found 1/12$500
This oojo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:13 pm
PHX
-
LIS
2 stops20h 37m
British Airways
Sat 3/146:40 pm
LIS
-
PHX
1 stop30h 35m
British Airways
Deal found 1/15$505
This KAYAK deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
PHX
-
LIS
2 stops20h 15m
SWISS
Mon 5/45:55 am
LIS
-
PHX
2 stops44h 03m
SWISS
Deal found 1/13$506
This oojo deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:05 pm
PHX
-
LIS
1 stop18h 05m
British Airways
Thu 4/236:45 pm
LIS
-
PHX
1 stop32h 15m
British Airways
Deal found 1/12$507
This Delta deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/111:50 pm
PHX
-
LIS
2 stops25h 10m
Delta
Mon 3/95:30 am
LIS
-
PHX
2 stops25h 28m
Delta
Deal found 1/13$508

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Portugal 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, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Portugal that are best for you.

Fly from

Sky Harbor Intl

Fly to

Portugal

Route

Depart

Return

Price

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Wed 2/25

8:38 am-10:15 am

1 stop18h 37m

Lisbon Humberto Delgado

Sun 3/1

11:55 am-8:51 pm

1 stop15h 56m

$507

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Thu 2/5

12:51 pm-8:10 am

1 stop12h 19m

Lisbon Humberto Delgado

Tue 2/10

10:15 am-8:30 pm

1 stop17h 15m

$507

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Wed 3/4

6:13 pm-9:50 pm

2 stops20h 37m

Lisbon Humberto Delgado

Sat 3/14

6:40 pm-5:22 pm

2 stops29h 42m

$508

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Fri 2/6

8:25 pm-10:25 pm

1 stop19h 00m

Lisbon Humberto Delgado

Thu 2/12

7:00 am-6:15 pm

1 stop18h 15m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Sat 1/31

8:25 pm-10:30 pm

1 stop19h 05m

Lisbon Humberto Delgado

Wed 2/11

7:05 am-6:20 pm

1 stop18h 15m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Mon 2/2

8:25 pm-6:55 pm

1 stop15h 30m

Lisbon Humberto Delgado

Sun 2/8

7:05 am-6:15 pm

1 stop18h 10m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Tue 2/3

8:25 pm-5:40 pm

1 stop14h 15m

Lisbon Humberto Delgado

Sat 2/14

6:40 pm-6:15 pm

1 stop30h 35m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Sun 2/1

8:25 pm-5:45 pm

1 stop14h 20m

Lisbon Humberto Delgado

Sat 2/14

6:40 pm-6:15 pm

1 stop30h 35m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Sat 1/31

8:25 pm-10:30 pm

1 stop19h 05m

Lisbon Humberto Delgado

Tue 2/10

7:05 am-6:15 pm

1 stop18h 10m

$510

PhoenixLisbon

PHX - LIS

PHXLIS

Phoenix Sky Harbor Intl

Fri 2/6

8:25 pm-10:25 pm

1 stop19h 00m

Lisbon Humberto Delgado

Wed 2/11

7:05 am-6:20 pm

1 stop18h 15m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 43 results
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Best time to book a flight from Sky Harbor Intl to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Portugal

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Portugal?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Portugal (average of $483). Flying from Phoenix Sky Harbor Intl Airport to Portugal in June is currently the most expensive (average of $767). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated January 15, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Phoenix Sky Harbor Intl Airport to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,052 reviews
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,164 reviews
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,136 reviews
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,625 reviews
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,680 reviews
Delta
7.9
Good
8,052 reviews

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Portugal?

    United Airlines, British Airways, and American Airlines can get you from Phoenix Sky Harbor Intl Airport to Portugal in just under 16h 25m. Your travel time can differ by up to 4h 12m. The distance between Phoenix Sky Harbor Intl Airport and Portugal is about 5342 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Portugal one-way?

    $288 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $291 and $292, respectively.

  • What are the most popular routes from Phoenix Sky Harbor Intl Airport to Portugal?

    The most popular route from Phoenix Sky Harbor Intl Airport to Portugal is Phoenix Sky Harbor Intl - Lisbon Humberto Delgado. You may also consider Phoenix Sky Harbor Intl - Porto or Phoenix Sky Harbor Intl - Faro.

  • Can I find deals for flights from Sky Harbor Intl to Portugal that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Portugal.

  • Can I find deals for business class flights from Sky Harbor Intl to Portugal?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Portugal (average of $483). Flying from Phoenix Sky Harbor Intl Airport to Portugal in June is currently the most expensive (average of $767). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Sky Harbor Intl to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Sky Harbor Intl to Portugal

Discover the top 10 airlines that operate flights from Sky Harbor Intl to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$492Average$774FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$505Average$895FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$506Average$811FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$531Average$935FlexibilityNo cancel feeOn-time69%
KLMCheapest$533Average$849FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$535Average$845FlexibilityNo cancel feeOn-time70%
IberiaCheapest$537Average$865FlexibilityNo cancel feeOn-time77%
DeltaCheapest$555Average$873FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$570Average$809FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$575Average$785FlexibilityNo cancel feeOn-time67%

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