HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$270+ Cheap flights from Philadelphia (PHL) 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Portugal

Keep the following information in mind while searching for Philadelphia to Portugal flight deals. Data was last updated August 14, 2025.

Round-trip from

$579
(Gotogate)

One-way from

$270
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,002

Good round-trip deal

$858 or less

Good one-way deal

$651 or less
From Philadelphia to Portugal
Search Deals
One-way flight from Philadelphia to Portugal
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($281 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Philadelphia to Portugal.
Search Deals
Price to beat on a one-way flight from Philadelphia to Portugal.
Search Deals

Find flight deals from Philadelphia to Portugal

Cheapest flights from Philadelphia to Portugal
Explore the most affordable flight options available from Philadelphia to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United deal was found by Cheapflights users on 8/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:00 amPHL - OPO
2 stops22h 30mMultiple Airlines
Thu 11/276:00 amOPO - PHL
1 stop15h 05mMultiple Airlines
Deal found 8/12$584
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 11/1610:34 amPHL - OPO
2 stops17h 56mUnited Airlines
Wed 11/2612:35 pmOPO - PHL
2 stops26h 11mUnited Airlines
Deal found 8/12$597
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 11/1610:34 amPHL - OPO
2 stops17h 56mUnited Airlines
Thu 11/276:00 amOPO - PHL
2 stops32h 46mUnited Airlines
Deal found 8/12$599
This Air Canada deal was found by Cheapflights users on 8/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:30 pmPHL - OPO
2 stops38h 40mAir Canada
Wed 11/266:00 amOPO - PHL
2 stops38h 49mAir Canada
Deal found 8/12$601
This KAYAK deal was found by Cheapflights users on 8/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:40 pmPHL - OPO
1 stop13h 00mLufthansa
Thu 11/276:00 amOPO - PHL
1 stop15h 05mLufthansa
Deal found 8/12$606
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:40 pmPHL - FNC
2 stops19h 40mScandinavian Airlines
Sat 12/134:10 pmFNC - PHL
2 stops37h 13mScandinavian Airlines
Deal found 8/14$610
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:30 amPHL - OPO
2 stops21h 30mMultiple Airlines
Wed 10/87:15 amOPO - PHL
2 stops19h 23mMultiple Airlines
Deal found 8/13$612
This Iberia deal was found by Cheapflights users on 8/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:00 pmPHL - OPO
1 stop10h 45mIberia
Thu 11/278:20 amOPO - PHL
1 stop12h 15mIberia
Deal found 8/12$618
This Iberia deal was found by Cheapflights users on 8/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:55 pmPHL - OPO
2 stops36h 50mIberia
Tue 11/118:40 pmOPO - PHL
1 stop23h 55mIberia
Deal found 8/12$619
This Gurufare deal was found by Cheapflights users on 8/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:35 pmPHL - OPO
2 stops17h 20mLufthansa
Thu 11/276:00 amOPO - PHL
1 stop15h 05mLufthansa
Deal found 8/12$620
This Iberia deal was found by Cheapflights users on 8/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/118:35 pmPHL - OPO
1 stop14h 20mIberia
Wed 11/128:20 amOPO - PHL
1 stop12h 15mIberia
Deal found 8/14$624
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 11/154:35 pmPHL - OPO
2 stops38h 05mUnited Airlines
Wed 11/2612:30 pmOPO - PHL
1 stop32h 30mUnited Airlines
Deal found 8/12$627

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 August 14, 2025.
Use the filters below to find and compare flights from Philadelphia to Portugal that are best for you.

Fly from

Philadelphia

Fly to

Portugal

Route

Depart

Return

Price

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 10/1

7:30 am-10:00 am

2 stops21h 30m

Porto

Wed 10/8

7:15 am-9:38 pm

2 stops19h 23m

$612

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 11/1

6:55 pm-11:45 am

2 stops36h 50m

Porto

Tue 11/11

8:40 pm-3:35 pm

1 stop23h 55m

$619

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 10/11

8:35 pm-3:55 pm

1 stop14h 20m

Porto

Wed 11/12

8:20 am-3:35 pm

1 stop12h 15m

$624

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 10/11

10:05 am-9:45 am

2 stops18h 40m

Porto

Wed 11/12

12:35 pm-9:46 am

2 stops26h 11m

$628

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 10/11

1:55 pm-7:35 am

2 stops12h 40m

Porto

Wed 11/12

8:40 pm-3:35 pm

1 stop23h 55m

$639

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 11/1

7:10 pm-11:50 am

1 stop12h 40m

Porto

Tue 11/11

6:00 am-4:05 pm

1 stop15h 05m

$651

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sun 10/5

8:25 pm-3:55 pm

1 stop14h 30m

Porto

Thu 10/16

8:15 am-4:10 pm

1 stop12h 55m

$655

PhiladelphiaFunchal

PHL - FNC

PHLFNC

Philadelphia

Fri 10/31

5:34 pm-8:25 pm

2 stops22h 51m

Funchal Madeira

Sun 11/9

12:50 pm-8:37 am

2 stops24h 47m

$697

PhiladelphiaFunchal

PHL - FNC

PHLFNC

Philadelphia

Mon 9/22

7:00 am-6:35 pm

2 stops30h 35m

Funchal Madeira

Mon 10/6

9:50 pm-9:22 am

2 stops40h 32m

$714

PhiladelphiaFaro

PHL - FAO

PHLFAO

Philadelphia

Tue 9/30

5:35 pm-10:25 am

3 stops35h 50m

Faro

Tue 10/7

6:15 pm-4:00 pm

3 stops26h 45m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 52 results
1
2
3
...
6

Best time to book a flight from Philadelphia to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Portugal (average of $612). Flying from Philadelphia to Portugal in June is currently the most expensive (average of $1,128). 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 PHL to PT?

Find hourly flight availability from Philadelphia to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Portugal as you normally would.

What is the cheapest day to fly from Philadelphia to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Philadelphia to Portugal flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to Portugal

Explore weekly flight availability from Philadelphia to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from PHL to PT0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

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 August 14, 2025.
Read reviews from past customers who have flown Finnair, United Airlines, and American Airlines from Philadelphia 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.
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
United Airlines
7.4
Good
8,916 reviews
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Iberia
7.0
Good
2,878 reviews
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
British Airways
6.7
Okay
7,266 reviews
Finnair
7.6
Good
1,321 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.9

Food

6.7

Comfort

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Portugal. 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 from for flights from Philadelphia to Portugal?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Portugal.

  • How popular is this Philadelphia to Portugal flight route?

    Within the past month, 12 users have taken a look at flights from Philadelphia to Portugal.

  • What are the cheapest airlines to fly from Philadelphia to Portugal one-way?

    The cheapest airlines for a one-way flight from Philadelphia to Portugal are TAP AIR PORTUGAL ($305), Iberia ($497), and British Airways ($615).

  • What are the most popular routes from Philadelphia to Portugal?

    Most travelers choose Philadelphia - Lisbon Humberto Delgado, Philadelphia - Porto or Philadelphia - Ponta Delgada Nordela when deciding on the best route from Philadelphia to Portugal.

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

    No one likes to see their flight delayed. When booking a flight from Philadelphia to Portugal consider choosing American Airlines (55%), Finnair (55%) or Iberia (55%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Philadelphia to Portugal?

    Looking for the cheapest flight from Philadelphia to Portugal? While on average our users pay $829, our data indicates the cheapest price to be $638. The most popular route (Philadelphia - Lisbon Humberto Delgado), is priced around $629.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Portugal (average of $612). Flying from Philadelphia to Portugal in June is currently the most expensive (average of $1,128). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
Newark to Gatwick flights
Newark to Leonardo da Vinci/Fiumicino flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Lisbon flights
Newark to Orly flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Stansted flights
Newark to London City flights
LaGuardia to Gatwick flights
Newark to Lisbon flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to Madrid flights
John F Kennedy Intl to Orly flights
John F Kennedy Intl to Luton flights
Newark to Athens flights
LaGuardia to Charles de Gaulle flights
John F Kennedy Intl to Malpensa flights
Newark to Stansted flights
Newark to Barcelona-El Prat flights
John F Kennedy Intl to Frederic Chopin flights
Newark to Madrid flights
Newark to Malpensa flights
John F Kennedy Intl to Athens flights
John F Kennedy Intl to Dublin flights
Newark to Luton flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Newark to Dublin flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Barcelona-El Prat flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Amsterdam flights
Newark to Amsterdam flights
Dulles Intl to Madrid flights
John F Kennedy Intl to Frankfurt flights
Newark to Frankfurt flights
LaGuardia to Lisbon flights
John F Kennedy Intl to Zurich flights
Dulles Intl to Lisbon flights
Dulles Intl to Istanbul flights
Philadelphia to Heathrow flights
Dulles Intl to Gatwick flights
Newark to Frederic Chopin flights
Newark to Zurich flights

Top 9 airlines flying from Philadelphia to Portugal

Discover the top 9 airlines that operate flights from Philadelphia 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$557Average$942FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$560Average$859FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$567Average$947FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$575Average$887FlexibilityNo cancel feeOn-time70%
FinnairCheapest$602Average$930FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$612Average$1,085FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$617Average$830FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$666Average$846FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$673Average$702FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights