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$213+ Cheap flights from Philadelphia (PHL) to Lisbon (LIS)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIS
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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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”

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Cheapflights Tip: The best prices from Philadelphia to Lisbon Humberto Delgado are usually found in March or January, booked 66 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap flight deals from Philadelphia to Lisbon

Cheapest flights from Philadelphia to Lisbon
Explore the most affordable flight options available from Philadelphia to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Travelocity deal was found by Cheapflights users on 7/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm
PHL
-
LIS
1 stop12h 55m
Lufthansa
Mon 11/23:50 pm
LIS
-
PHL
1 stop29h 15m
Lufthansa
Deal found 7/22$721
This Expedia deal was found by Cheapflights users on 7/18. 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 11/183:20 pm
PHL
-
LIS
1 stop10h 35m
Air Canada
Tue 11/2412:50 pm
LIS
-
PHL
1 stop30h 54m
Air Canada
Deal found 7/18$731
This Travelocity deal was found by Cheapflights users on 7/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:05 pm
PHL
-
LIS
1 stop11h 15m
Air Canada
Tue 12/2212:50 pm
LIS
-
PHL
1 stop30h 54m
Air Canada
Deal found 7/19$736
This Travelocity deal was found by Cheapflights users on 7/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:20 pm
PHL
-
LIS
1 stop14h 20m
Air Canada
Fri 11/1311:20 am
LIS
-
PHL
2 stops16h 36m
Air Canada
Deal found 7/18$739
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:30 pm
PHL
-
LIS
1 stop11h 40m
Multiple Airlines
Tue 11/172:15 pm
LIS
-
PHL
2 stops36h 25m
Multiple Airlines
Deal found 7/20$747
This Orbitz deal was found by Cheapflights users on 7/18. 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.
Sun 11/15:05 pm
PHL
-
LIS
1 stop11h 15m
Air Canada
Wed 11/411:20 am
LIS
-
PHL
1 stop16h 36m
Air Canada
Deal found 7/18$750
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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.
Sun 11/19:25 pm
PHL
-
LIS
Nonstop6h 40m
Finnair
Wed 11/46:30 am
LIS
-
PHL
1 stop14h 20m
Finnair
Deal found 7/18$752
This Gotogate deal was found by Cheapflights users on 7/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:20 pm
PHL
-
LIS
1 stop10h 35m
Multiple Airlines
Tue 11/105:00 am
LIS
-
PHL
2 stops16h 21m
Multiple Airlines
Deal found 7/20$754
This Gotogate deal was found by Cheapflights users on 7/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:20 pm
PHL
-
LIS
2 stops17h 00m
Multiple Airlines
Tue 11/245:00 am
LIS
-
PHL
2 stops16h 21m
Multiple Airlines
Deal found 7/18$755

Find flight deals from Philadelphia to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$721
(Travelocity)

One-way from

$213
(Ovago)

Popular in

June

Cheapest in

March

Average price

$1,422

Good round-trip deal

$994 or less

Good one-way deal

$733 or less
Provider with most accurate pricing for Philadelphia-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Lisbon Humberto Delgado flights.
Search Deals
From Philadelphia to Lisbon Humberto Delgado
Search Deals
One-way flight from Philadelphia to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($338 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Lisbon Humberto Delgado.
Search Deals
Price to beat on a one-way flight from Philadelphia to Lisbon Humberto Delgado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Lisbon 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 July 23, 2026.
Use the filters below to find and compare flights from Philadelphia to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Wed 11/11

7:50 pm-2:50 pm

1 stop14h 00m

Lisbon Humberto Delgado

Wed 11/18

6:30 am-3:50 pm

1 stop14h 20m

$770

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Sun 12/13

11:39 am-10:05 am

2 stops17h 26m

Lisbon Humberto Delgado

Wed 12/23

11:20 am-12:25 pm

2 stops30h 05m

$783

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Sun 12/13

8:00 pm-10:05 am

1 stop9h 05m

Lisbon Humberto Delgado

Mon 12/21

12:25 pm-4:05 pm

1 stop32h 40m

$791
Quickest round-trip

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Mon 11/30

9:25 pm-9:05 am

Nonstop6h 40m

Lisbon Humberto Delgado

Sun 12/6

11:05 am-2:05 pm

Nonstop8h 00m

$824

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Sun 11/29

7:40 pm-10:05 am

1 stop9h 25m

Lisbon Humberto Delgado

Wed 12/2

11:20 am-5:22 pm

2 stops35h 02m

$880

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Tue 12/15

1:00 pm-9:20 am

2 stops15h 20m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-4:05 pm

1 stop16h 05m

$885

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Mon 12/14

3:20 pm-10:40 am

1 stop14h 20m

Lisbon Humberto Delgado

Mon 12/21

12:25 pm-4:05 pm

1 stop32h 40m

$891

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Fri 11/27

11:24 am-8:10 am

2 stops15h 46m

Lisbon Humberto Delgado

Tue 12/1

12:50 pm-1:51 pm

2 stops30h 01m

$930

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Mon 12/14

9:25 pm-9:05 am

Nonstop6h 40m

Lisbon Humberto Delgado

Mon 12/21

11:05 am-2:05 pm

Nonstop8h 00m

$931

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Wed 11/25

9:25 pm-9:05 am

Nonstop6h 40m

Lisbon Humberto Delgado

Sun 11/29

11:05 am-2:05 pm

Nonstop8h 00m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Philadelphia to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Lisbon in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Lisbon flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Philadelphia-Lisbon flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Philadelphia-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Lisbon flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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 Lisbon

How far ahead should I book a flight from Philadelphia to Lisbon?

To ensure you get the cheapest price possible for a flight from Philadelphia to Lisbon, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Philadelphia to Lisbon (average of $763). Flying from Philadelphia to Lisbon in June is currently the most expensive (average of $1,551). 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 LIS?

Find hourly flight availability from Philadelphia to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

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

How much does it cost to fly round-trip from Philadelphia to Lisbon?

The best insider tips for Philadelphia to Lisbon flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Lisbon trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LIS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated July 23, 2026.
Read reviews from past customers who have flown Finnair,TAP AIR PORTUGAL, andAmerican Airlines from Philadelphia to Lisbon. 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
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Finnair
7.6
Good
1,423 reviews
Finnair
7.6
Good
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
TAP AIR PORTUGAL
7.2
Good
2,344 reviews
Finnair
7.6
Good
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
American Airlines
7.1
Good
11,832 reviews
Finnair
7.6
Good
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Iberia
7.0
Good
3,257 reviews
Finnair
7.6
Good
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
British Airways
6.7
Okay
8,127 reviews
Finnair
7.6
Good
1,423 reviews

Crew

8.2

Overall

7.6

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Related info for your journey

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

  • What airports do I use to fly from Philadelphia to Lisbon?

    Lisbon Humberto Delgado is the airport most travelers will use when flying to Lisbon from Philadelphia. Booking flights from Philadelphia (PHL) to Humberto Delgado (LIS) should be relatively easy as there are 4 daily flights to Lisbon from 6 different airlines. 6h 40m is how long a flight from Philadelphia to Lisbon Humberto Delgado will take if you book a nonstop flight.

  • How popular is this Philadelphia to Lisbon flight route?

    The Philadelphia to Lisbon Humberto Delgado flight path was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Philadelphia to Lisbon?

    Airlines like United Airlines and British Airways fly from Philadelphia to Lisbon in about 6h 40m. The time it takes to get you to your destination can typically vary by up to 10h 46m. Philadelphia and Lisbon are separated by a distance of 3447 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Philadelphia to Lisbon round-trip?

    British Airways, at $620, was found to be the cheapest airline from Philadelphia to Lisbon.Alternate airlines to your destination round-trip include Aer Lingus and TAP AIR PORTUGAL. Users have found that British Airways is 42% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Philadelphia to Lisbon are TAP AIR PORTUGAL ($350), Iberia ($433), and Finnair ($496).

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

    The top 3 most reliable airlines when flying from Philadelphia to Lisbon are American Airlines (77%), Finnair (77%) and Iberia (77%).

  • What are the cheapest flights from Philadelphia to Lisbon?

    While on average a flight from Philadelphia to Lisbon is generally $971, our data shows the cheapest flight currently is $462. When looking at the most popular route, (Philadelphia - Lisbon Humberto Delgado), you can expect to pay $756 for that flight.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Philadelphia to Lisbon (average of $763). Flying from Philadelphia to Lisbon in June is currently the most expensive (average of $1,551). 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 Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Torres Vedras
Nazaré
Colares
Sesimbra

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Top 6 airlines flying from Philadelphia to Lisbon

Discover the top 6 airlines that operate flights from Philadelphia to Lisbon. 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$620Average$987FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$622Average$865FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$631Average$817FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$665Average$996FlexibilityNo cancel feeOn-time77%
FinnairCheapest$665Average$1,090FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$703Average$1,183FlexibilityNo cancel feeOn-time71%

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