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$359+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — PHL
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$776
(United Airlines)

One-way from

$360
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$841

Good round-trip deal

$860 or less

Good one-way deal

$670 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 ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 4/30$776
This Lufthansa deal was found by Cheapflights users on 4/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/195:55 amLIS - PHL
2 stops15h 05mMultiple Airlines
Mon 5/265:35 pmPHL - LIS
2 stops15h 00mMultiple Airlines
Deal found 4/28$818
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:00 amOPO - PHL
2 stops37h 36mMultiple Airlines
Thu 5/225:35 pmPHL - OPO
2 stops19h 55mMultiple Airlines
Deal found 4/30$842
This Delta deal was found by Cheapflights users on 4/29. 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 5/55:40 amLIS - PHL
2 stops20h 29mDelta
Mon 5/127:59 pmPHL - LIS
2 stops17h 41mDelta
Deal found 4/29$858
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2611:05 amLIS - PHL
Nonstop7h 35mIberia
Sat 7/129:15 pmPHL - LIS
Nonstop6h 50mIberia
Deal found 4/29$878
This British Airways deal was found by Cheapflights users on 4/29. 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.
Thu 6/2611:05 amLIS - PHL
Nonstop7h 35mBritish Airways
Sat 7/126:30 pmPHL - LIS
1 stop18h 35mBritish Airways
Deal found 4/29$903
This Lufthansa deal was found by Cheapflights users on 4/30. 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.
Fri 5/236:00 amOPO - PHL
1 stop15h 00mLufthansa
Fri 6/135:35 pmPHL - OPO
1 stop12h 40mLufthansa
Deal found 4/30$924
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 4/2911:25 amLIS - PHL
2 stops51h 20mUnited Airlines
Sun 6/17:59 pmPHL - LIS
2 stops32h 21mUnited Airlines
Deal found 4/28$943
This KLM deal was found by Cheapflights users on 4/29. 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.
Mon 6/305:00 amLIS - PHL
2 stops16h 54mKLM
Tue 7/85:27 pmPHL - LIS
1 stop12h 18mKLM
Deal found 4/29$981
This Virgin Atlantic deal was found by Cheapflights users on 4/29. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2712:45 pmLIS - PHL
1 stop13h 50mVirgin Atlantic
Mon 7/75:27 pmPHL - LIS
1 stop12h 18mVirgin Atlantic
Deal found 4/29$990
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 5/111:05 amLIS - PHL
Nonstop7h 45mAmerican Airlines
Fri 5/98:30 pmPHL - LIS
1 stop32h 45mAmerican Airlines
Deal found 4/29$1,039
This Booking.com deal was found by Cheapflights users on 4/29. 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.
Tue 4/2912:50 pmLIS - PHL
1 stop14h 43mAir Canada
Sat 5/33:20 pmPHL - LIS
1 stop12h 55mAir Canada
Deal found 4/29$1,527

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 May 1, 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

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Fri 5/23

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Fri 6/13

6:35 pm-9:35 am

2 stops34h 00m

$776

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 5/19

5:55 am-4:00 pm

2 stops15h 05m

Philadelphia

Mon 5/26

5:35 pm-1:35 pm

2 stops15h 00m

$818

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Tue 5/13

6:00 am-2:36 pm

2 stops37h 36m

Philadelphia

Thu 5/22

5:35 pm-6:30 pm

2 stops19h 55m

$842

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 6/26

11:05 am-1:40 pm

Nonstop7h 35m

Philadelphia

Sat 7/12

9:15 pm-9:05 am

Nonstop6h 50m

$878

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 6/26

11:05 am-1:40 pm

Nonstop7h 35m

Philadelphia

Sat 7/12

6:30 pm-6:05 pm

1 stop18h 35m

$903

PortoPhiladelphia

OPO - PHL

OPOPHL

Porto

Fri 5/23

6:00 am-4:00 pm

1 stop15h 00m

Philadelphia

Fri 6/13

5:35 pm-11:15 am

1 stop12h 40m

$924

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 6/4

5:40 am-9:31 pm

2 stops20h 51m

Philadelphia

Wed 6/25

10:43 am-10:45 am

1 stop19h 02m

$938

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Mon 6/30

5:00 am-4:54 pm

2 stops16h 54m

Philadelphia

Tue 7/8

5:27 pm-10:45 am

1 stop12h 18m

$981

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Fri 6/27

12:45 pm-9:35 pm

1 stop13h 50m

Philadelphia

Mon 7/7

5:27 pm-10:45 am

1 stop12h 18m

$990

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Fri 6/27

5:05 am-12:30 am

2 stops24h 25m

Philadelphia

Sun 7/6

6:05 am-10:30 am

1 stop23h 25m

$1,137

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 29 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 May 1, 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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

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 ($555), Finnair ($659), and American Airlines ($660).

  • 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 (66%), Finnair (66%), Iberia( 66%).

  • What are the cheapest flights from Portugal to Philadelphia?

    On average you can expect to pay $1,020 for a flight from Portugal to Philadelphia. The cheapest flight overall is $576 while the most popular route, (Lisbon Humberto Delgado - Philadelphia) is currently priced at $671.

  • 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
Vineland
Pottstown
Wildwood
King of Prussia
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Middletown
Willow Grove
Newark
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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$645Average$944FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$694Average$909FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$708Average$818FlexibilityNo cancel feeOn-time71%

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