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$337+ Cheap flights from Portugal to Philadelphia (PHL)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PHL
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheap flight deals from Portugal to Philadelphia

Cheapest flights from Portugal to Philadelphia
Explore the most affordable flight options available from Portugal to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This United Airlines deal was found by Cheapflights users on 12/6. 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 12/2212:30 pmOPO - PHL
1 stop32h 35mUnited Airlines
Mon 12/296:00 amPHL - OPO
2 stops27h 55mUnited Airlines
Deal found 12/6$876
This American Airlines deal was found by Cheapflights users on 12/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:05 amLIS - PHL
Nonstop7h 45mAmerican Airlines
Mon 12/157:51 pmPHL - LIS
1 stop18h 04mAmerican Airlines
Deal found 12/7$900
This Travelis deal was found by Cheapflights users on 12/7. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:30 amLIS - PHL
2 stops16h 26mAir France
Tue 12/165:36 pmPHL - LIS
1 stop9h 24mAir France
Deal found 12/7$902
This Priceline deal was found by Cheapflights users on 12/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:05 amLIS - PHL
Nonstop7h 45mBritish Airways
Mon 12/159:20 pmPHL - LIS
Nonstop6h 45mBritish Airways
Deal found 12/7$913
This American Airlines deal was found by Cheapflights users on 12/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:45 pmLIS - PHL
1 stop25h 44mAmerican Airlines
Wed 12/107:05 pmPHL - LIS
Nonstop6h 50mAmerican Airlines
Deal found 12/6$921
This Travelis deal was found by Cheapflights users on 12/7. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:00 amLIS - PHL
2 stops16h 56mKLM
Tue 12/1610:32 amPHL - LIS
2 stops16h 28mKLM
Deal found 12/7$923
This Delta deal was found by Cheapflights users on 12/7. 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.
Mon 12/85:30 amLIS - PHL
2 stops21h 07mDelta
Mon 12/1510:15 amPHL - LIS
1 stop16h 45mDelta
Deal found 12/7$927
This KLM deal was found by Cheapflights users on 12/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:30 pmLIS - PHL
2 stops30h 26mKLM
Wed 12/105:36 pmPHL - LIS
1 stop9h 24mKLM
Deal found 12/6$934
This American Airlines deal was found by Cheapflights users on 12/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:40 pmOPO - PHL
1 stop23h 55mAmerican Airlines
Mon 12/294:39 pmPHL - OPO
2 stops18h 21mAmerican Airlines
Deal found 12/7$937
This American Airlines deal was found by Cheapflights users on 12/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:05 amLIS - PHL
Nonstop7h 45mAmerican Airlines
Thu 12/257:46 pmPHL - LIS
1 stop21h 09mAmerican Airlines
Deal found 12/6$958
This United Airlines deal was found by Cheapflights users on 12/6. 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 12/115:00 amLIS - PHL
1 stop16h 05mUnited Airlines
Wed 12/171:15 pmPHL - LIS
2 stops13h 55mUnited Airlines
Deal found 12/6$966
This British Airways deal was found by Cheapflights users on 12/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:20 amOPO - PHL
2 stops16h 41mBritish Airways
Sun 12/147:51 pmPHL - OPO
1 stop15h 49mBritish Airways
Deal found 12/6$979

Find flight deals from Portugal to Philadelphia

Keep the following information in mind while searching for Portugal to Philadelphia flight deals. Data was last updated December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$669
(Trip.com)

One-way from

$337
(Kiwi.com)

Popular in

September

Cheapest in

February

Average price

$758

Good round-trip deal

$811 or less

Good one-way deal

$551 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Philadelphia flights.
Search Deals
From Portugal to Philadelphia
Search Deals
One-way flight from Portugal to Philadelphia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Portugal to Philadelphia.
Search Deals
Price to beat on a one-way flight from Portugal to Philadelphia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Philadelphia 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 December 8, 2025.
Use the filters below to find and compare flights from Portugal to Philadelphia that are best for you.

Fly from

Portugal

Fly to

Philadelphia

Route

Depart

Return

Price

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 1/12

7:40 am-1:14 am

2 stops22h 34m

Philadelphia

Sun 1/18

12:06 pm-3:15 pm

2 stops22h 09m

$686

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 1/21

9:05 pm-3:35 pm

1 stop23h 30m

Philadelphia

Wed 1/28

7:55 pm-4:05 pm

1 stop15h 10m

$769

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Tue 4/7

11:35 am-12:42 am

2 stops18h 07m

Philadelphia

Sun 4/19

8:30 pm-9:00 am

1 stop31h 30m

$769

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Thu 1/15

6:00 am-10:46 pm

2 stops21h 46m

Philadelphia

Thu 1/22

3:30 pm-11:40 am

2 stops15h 10m

$780

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Tue 1/20

5:40 pm-3:35 pm

1 stop26h 55m

Philadelphia

Tue 1/27

7:55 pm-8:05 pm

1 stop19h 10m

$780

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Wed 1/21

9:55 pm-3:35 pm

1 stop22h 40m

Philadelphia

Wed 1/28

7:55 pm-4:00 pm

1 stop15h 05m

$786

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Thu 1/15

6:00 am-4:05 pm

1 stop15h 05m

Philadelphia

Thu 1/22

5:40 pm-2:45 pm

1 stop16h 05m

$789

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Wed 1/21

12:10 pm-9:36 pm

2 stops38h 26m

Philadelphia

Wed 1/28

1:10 pm-11:15 am

2 stops17h 05m

$798

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 1/21

5:00 am-6:54 pm

2 stops18h 54m

Philadelphia

Wed 1/28

6:30 am-8:10 am

2 stops20h 40m

$798

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Tue 1/20

8:05 pm-4:49 pm

2 stops49h 44m

Philadelphia

Tue 1/27

2:58 pm-5:35 am

1 stop33h 37m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 30 results
1
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Best time to book a flight from Portugal to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Portugal 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 Portugal to Philadelphia

What is the cheapest month to book a flight from Portugal to Philadelphia?

Currently, October is the cheapest month in which you can book a flight from Portugal to Philadelphia (average of $382). Flying from Portugal to Philadelphia in December is currently the most expensive (average of $499). 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.

What is the cheapest time of day to fly from PT to PHL?

Find hourly flight availability from Portugal to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 8, 2025.

When flying from Portugal to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated December 8, 2025.
See what other customers who have flown with Iberia and British Airways from Portugal to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Iberia
7.0
Good
3,042 reviews

Food

6.3

Overall

7.0

Comfort

6.7

Crew

7.7

Boarding

7.2

Entertainment

6.6

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MAD - ORD

Worst customer service, at a check in lady could not find our reservation at all. End it up as buying brand new ticket to be able to fly with other family members. Very disappointed.
Iberia
7.0
Good
3,042 reviews
Iberia
7.0
Good
3,042 reviews

Food

6.3

Overall

7.0

Comfort

6.7

Crew

7.7

Boarding

7.2

Entertainment

6.6

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MAD - ORD

Worst customer service, at a check in lady could not find our reservation at all. End it up as buying brand new ticket to be able to fly with other family members. Very disappointed.
British Airways
6.7
Okay
7,564 reviews
Iberia
7.0
Good
3,042 reviews

Food

6.3

Overall

7.0

Comfort

6.7

Crew

7.7

Boarding

7.2

Entertainment

6.6

Reviews

1 / 20
4.0
Okay

Anonymous,Nov 2025

MAD - ORD

Worst customer service, at a check in lady could not find our reservation at all. End it up as buying brand new ticket to be able to fly with other family members. Very disappointed.

Related info for your journey

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

  • What airport do you fly into for flights to Philadelphia from Portugal?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Portugal to Philadelphia. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

  • How popular is this Portugal to Philadelphia flight route?

    Within the past month, 3 users have taken a look at flights from Portugal to Philadelphia.

  • How long is the flight from Portugal to Philadelphia?

    A quick flight from Portugal to Philadelphia can take about 15h 05m. Iberia provides one of the quickest options available for as low as $789. Portugal and Philadelphia are separated by a distance of 3403 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 Portugal to Philadelphia one-way?

    The cheapest airlines for a one-way flight from Portugal to Philadelphia are Iberia ($490), Aer Lingus ($501), and Finnair ($580).

  • What are the most reliable airlines from Portugal to Philadelphia?

    Before booking your flight to Philadelphia from Portugal, check out the most reliable airlines to get you to your destination on time: Finnair (85%), American Airlines (83%), Iberia( 83%).

  • What are the cheapest flights from Portugal to Philadelphia?

    On average you can expect to pay $1,027 for a flight from Portugal to Philadelphia. The cheapest flight overall is $468 while the most popular route, (Lisbon Humberto Delgado - Philadelphia) is currently priced at $669.

  • Can I find deals for flights from Portugal to Philadelphia that include hotel bookings?

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

  • How can I find direct flights from Portugal to Philadelphia?

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

  • Can I find deals for business class flights from Portugal to Philadelphia?

    Yes. Cheapflights offers flight deals from Portugal to Philadelphia 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 Portugal to Philadelphia?

    Currently, October is the cheapest month in which you can book a flight from Portugal to Philadelphia (average of $382). Flying from Portugal to Philadelphia in December is currently the most expensive (average of $499). 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.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
King of Prussia
Reading
Ocean City
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Newark
Millville
Chester

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Alternative routes for Portugal to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Portugal to Philadelphia

Discover the top 2 airlines that operate flights from Portugal to Philadelphia. 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 December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$680Average$966FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$696Average$939FlexibilityNo cancel feeOn-time70%

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