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$449+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PHL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Portugal to Philadelphia

Keep the following information in mind while searching for Portugal to Philadelphia flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$635
(Orbitz)

One-way from

$449
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$797

Good round-trip deal

$723 or less

Good one-way deal

$654 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Philadelphia flights.
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From Portugal to Philadelphia
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One-way flight from Portugal to Philadelphia
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Highest demand for flights based on searches. 10% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Portugal to Philadelphia.
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Price to beat on a one-way flight from Portugal to Philadelphia.
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Find 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 March 28, 2025.

This Orbitz deal was found by Cheapflights users on 3/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1211:25 amLIS - PHL
1 stop12h 35mAer Lingus
Mon 5/198:30 pmPHL - LIS
1 stop20h 05mAer Lingus
Deal found 3/27$635
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/126:35 amLIS - PHL
1 stop14h 15mAmerican Airlines
Mon 5/197:55 pmPHL - LIS
1 stop22h 15mAmerican Airlines
Deal found 3/27$642
This Finnair deal was found by Cheapflights users on 3/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:35 amLIS - PHL
1 stop14h 15mMultiple Airlines
Mon 5/199:15 pmPHL - LIS
Nonstop6h 50mMultiple Airlines
Deal found 3/27$643
This British Airways deal was found by Cheapflights users on 3/27. 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.
Mon 5/126:35 amLIS - PHL
1 stop14h 15mBritish Airways
Mon 5/199:15 pmPHL - LIS
Nonstop6h 50mBritish Airways
Deal found 3/27$654
This Iberia deal was found by Cheapflights users on 3/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1211:05 amLIS - PHL
Nonstop7h 35mIberia
Mon 5/199:15 pmPHL - LIS
Nonstop6h 50mIberia
Deal found 3/27$657
This KLM deal was found by Cheapflights users on 3/27. 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.
Thu 4/2412:45 pmLIS - PHL
1 stop13h 24mKLM
Tue 5/65:08 pmPHL - LIS
1 stop12h 37mKLM
Deal found 3/27$723
This Air Canada deal was found by Cheapflights users on 3/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:00 amOPO - PHL
2 stops37h 36mAir Canada
Fri 6/134:50 pmPHL - OPO
2 stops35h 45mAir Canada
Deal found 3/27$734
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 4/235:00 amLIS - PHL
2 stops21h 09mDelta
Mon 5/510:48 amPHL - LIS
2 stops17h 02mDelta
Deal found 3/27$736
This Air France deal was found by Cheapflights users on 3/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:45 pmLIS - PHL
2 stops17h 04mAir France
Tue 5/61:24 pmPHL - LIS
2 stops16h 21mAir France
Deal found 3/27$747
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/247:30 amLIS - PHL
2 stops31h 20mUnited Airlines
Tue 5/610:44 amPHL - LIS
2 stops16h 36mUnited Airlines
Deal found 3/27$752
This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:05 amLIS - PHL
1 stop15h 55mLufthansa
Mon 5/55:35 pmPHL - LIS
1 stop23h 30mLufthansa
Deal found 3/27$753
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Fri 5/236:00 amOPO - PHL
1 stop15h 00mUnited Airlines
Fri 6/136:35 pmPHL - OPO
2 stops34h 00mUnited Airlines
Deal found 3/28$756

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 March 28, 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 5/12

11:25 am-7:00 pm

1 stop12h 35m

Philadelphia

Mon 5/19

8:30 pm-9:35 pm

1 stop20h 05m

$635

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 5/12

6:35 am-3:50 pm

1 stop14h 15m

Philadelphia

Mon 5/19

7:55 pm-11:10 pm

1 stop22h 15m

$642

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 5/12

6:35 am-3:50 pm

1 stop14h 15m

Philadelphia

Mon 5/19

9:15 pm-9:05 am

Nonstop6h 50m

$643

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 5/12

6:35 am-3:50 pm

1 stop14h 15m

Philadelphia

Mon 5/19

9:15 pm-9:05 am

Nonstop6h 50m

$654

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 5/12

11:05 am-1:40 pm

Nonstop7h 35m

Philadelphia

Mon 5/19

9:15 pm-9:05 am

Nonstop6h 50m

$657

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 4/24

12:45 pm-9:09 pm

1 stop13h 24m

Philadelphia

Tue 5/6

5:08 pm-10:45 am

1 stop12h 37m

$723

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Fri 5/23

6:00 am-2:36 pm

2 stops37h 36m

Philadelphia

Fri 6/13

4:50 pm-9:35 am

2 stops35h 45m

$734

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 4/23

5:00 am-9:09 pm

2 stops21h 09m

Philadelphia

Mon 5/5

10:48 am-8:50 am

2 stops17h 02m

$736

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 4/24

12:45 pm-12:49 am

2 stops17h 04m

Philadelphia

Tue 5/6

1:24 pm-10:45 am

2 stops16h 21m

$747

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 4/24

7:30 am-9:50 am

2 stops31h 20m

Philadelphia

Tue 5/6

10:44 am-8:20 am

2 stops16h 36m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 27 results
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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, August is the cheapest month in which you can book a flight from Portugal to Philadelphia (average of $236). Flying from Portugal to Philadelphia in March is currently the most expensive (average of $295). 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 March 28, 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.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 March 28, 2025.
To help decide which airline to fly from Portugal to Philadelphia, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,896 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, 4 users have taken a look at flights from Portugal to Philadelphia.

  • 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 Aer Lingus ($558), Finnair ($617), and British Airways ($676).

  • 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: American Airlines (61%), Finnair (61%), Iberia( 61%).

  • What are the cheapest flights from Portugal to Philadelphia?

    On average you can expect to pay $1,300 for a flight from Portugal to Philadelphia. The cheapest flight overall is $578 while the most popular route, (Lisbon Humberto Delgado - Philadelphia) is currently priced at $635.

  • 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, August is the cheapest month in which you can book a flight from Portugal to Philadelphia (average of $236). Flying from Portugal to Philadelphia in March is currently the most expensive (average of $295). 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 Portugal?

Book flights to Portugal if you plan to visit one of these locations
King of Prussia
Vineland
Pottstown
Wildwood
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Newark
Middletown
Willow Grove
Millville
Ephrata
Camden
Dewey Beach
West Chester
Malvern
Dover

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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 3 airlines flying from Portugal to Philadelphia

Discover the top 3 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$609Average$811FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$651Average$818FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$708Average$853FlexibilityNo cancel feeOn-time71%
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