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Philadelphia

$406+ Cheap flights from Lisbon (LIS) to Philadelphia (PHL)

LIS — PHL
Sep 25 — Oct 21
Fri 9/25
Fri 10/2
1 adult, Economy
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Cheap flight deals from Lisbon to Philadelphia

Cheapest flights from Lisbon to Philadelphia

Fri 9/47:45 pm -
2 stops28h 10m
Sun 9/138:25 pm -
1 stop20h 40m
Deal found 8/21$524
Tue 10/610:15 pm -
1 stop25h 40m
Tue 10/138:25 pm -
1 stop20h 10m
Deal found 8/23$772
Sun 10/410:15 pm -
1 stop25h 40m
Sun 10/114:47 pm -
1 stop16h 08m
Deal found 8/21$815
Wed 10/710:20 am -
1 stop18h 35m
Wed 10/144:47 pm -
1 stop19h 28m
Deal found 8/23$829
Mon 11/22:20 pm -
1 stop14h 26m
Sat 11/73:25 pm -
1 stop14h 05m
Deal found 8/24$832
Wed 9/235:40 pm -
1 stop20h 51m
Tue 10/136:00 am -
1 stop18h 40m
Deal found 8/21$868
Thu 12/1011:40 am -
1 stop25h 59m
Wed 1/68:40 am -
1 stop15h 55m
Deal found 8/23$870
Wed 9/235:40 pm -
1 stop20h 51m
Wed 10/1410:22 am -
1 stop14h 18m
Deal found 8/23$872

Find flight deals from Lisbon to Philadelphia

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$524
(Mytrip)

One-way from

$406
(Kiwi.com)

Popular in

September

Cheapest in

February

Average price

$1,228

Good round-trip deal

$704 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 Lisbon Humberto Delgado to Philadelphia
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One-way flight from Lisbon Humberto Delgado to Philadelphia
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Highest demand for flights based on searches. 15% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Lisbon Humberto Delgado to Philadelphia.
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Philadelphia.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Lisbon to Philadelphia that are best for you.

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Price

Cheapest round-trip
Quickest round-trip

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Thu 10/8

12:00 pm-10:45 pm

1 stop15h 45m

Philadelphia

Wed 10/14

10:22 am-5:40 am

1 stop14h 18m

$898

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Thu 10/8

7:25 am-4:05 pm

1 stop13h 40m

Philadelphia

Thu 10/15

10:40 am-8:20 am

2 stops16h 40m

$917

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Thu 10/8

5:05 am-4:05 pm

1 stop16h 00m

Philadelphia

Wed 10/14

10:40 am-8:20 am

2 stops16h 40m

$917

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Wed 9/23

5:05 am-4:05 pm

1 stop16h 00m

Philadelphia

Tue 10/13

6:15 am-9:20 am

2 stops22h 05m

$922

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Tue 9/15

6:45 am-9:27 pm

2 stops19h 42m

Philadelphia

Mon 9/28

3:08 pm-8:20 am

2 stops12h 12m

$923

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Wed 9/23

5:05 am-4:05 pm

1 stop16h 00m

Philadelphia

Wed 10/14

6:15 am-9:20 am

2 stops22h 05m

$925

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Mon 10/5

5:05 am-4:05 pm

1 stop16h 00m

Philadelphia

Tue 11/17

10:54 am-8:10 am

2 stops16h 16m

$927

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Wed 9/23

8:45 pm-5:45 pm

1 stop26h 00m

Philadelphia

Tue 10/13

9:00 pm-9:05 am

Nonstop7h 05m

$934

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Wed 9/23

5:35 am-7:09 pm

2 stops18h 34m

Philadelphia

Tue 10/13

12:25 pm-8:50 am

2 stops15h 25m

$935
Cheapest one-way

LisbonPhiladelphia

LIS Lisbon Humberto Delgado - PHL Philadelphia

LISPHL

Lisbon Humberto Delgado

Thu 10/15

9:15 pm-6:55 pm

3 stops26h 40m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Lisbon-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub 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 Lisbon-Philadelphia 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 Lisbon to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Lisbon with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Philadelphia

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

Currently, February is the cheapest month in which you can book a flight from Lisbon to Philadelphia (average of $684). Flying from Lisbon to Philadelphia in September is currently the most expensive (average of $1,377). 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 LIS to PHL?

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

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

Airfare is below average for this route at the moment.

Lisbon to Philadelphia flights typically cost between $1,194 and $1,312 in October.
The cheapest round-trip price found within the last 5 days was $772 on Aer Lingus (Oct 6-Oct 13).

The best insider tips for Lisbon to Philadelphia flights

Cheapflights partnered with top experts to bring you the best recommendations for your Lisbon to Philadelphia 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 Philadelphia

Read reviews from past customers who have flown Iberia and British Airways from Lisbon to Philadelphia. 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.
Iberia
7.0
Good
3,257 reviews

Comfort

6.7

Boarding

7.1

Entertainment

6.6

Food

6.3

Overall

7.0

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Laba,Feb 2026

DEN - DFW

Were not helpful at all when I found out at the very last minute, just when my daughter was about to board at Dallas to Madrid, that the connecting flight ticket had been reissued to somebody else.
Iberia
7.0
Good
3,257 reviews
Iberia
7.0
Good
3,257 reviews

Comfort

6.7

Boarding

7.1

Entertainment

6.6

Food

6.3

Overall

7.0

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Laba,Feb 2026

DEN - DFW

Were not helpful at all when I found out at the very last minute, just when my daughter was about to board at Dallas to Madrid, that the connecting flight ticket had been reissued to somebody else.
British Airways
6.7
Okay
8,188 reviews
Iberia
7.0
Good
3,257 reviews

Comfort

6.7

Boarding

7.1

Entertainment

6.6

Food

6.3

Overall

7.0

Crew

7.7

Reviews

1 / 20
2.0
Mediocre

Laba,Feb 2026

DEN - DFW

Were not helpful at all when I found out at the very last minute, just when my daughter was about to board at Dallas to Madrid, that the connecting flight ticket had been reissued to somebody else.

Related info for your journey

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

    If you wish to fly to Philadelphia from Lisbon, then you need to book flights from Lisbon Humberto Delgado to Philadelphia. There are 4 flights from Humberto Delgado (LIS) to Philadelphia (PHL) per day to choose from. Flights to Philadelphia from Humberto Delgado are available from 2 different airlines, which means you should have some options if you want to compare airfare deals. 7h 45m is how long a nonstop flight from Lisbon to Philadelphia typically takes.

  • How popular is this Lisbon to Philadelphia flight route?

    Flights from Lisbon Humberto Delgado to Philadelphia have been viewed 3 times in the past calendar month.

  • How long is the flight from Lisbon to Philadelphia?

    For as low as $917, TAP AIR PORTUGAL can have you in Philadelphia from Lisbon in 13h 40m. There are 3447 mi between Lisbon and Philadelphia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Iberia ($681), and British Airways ($809) offers the cheapest pricing from Lisbon to Philadelphia. Iberia is 32% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Lisbon to Philadelphia are Iberia ($474), American Airlines ($518), and Finnair ($524).

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

    The top 3 most reliable airlines when flying from Lisbon to Philadelphia are American Airlines (90%), Finnair (90%) and Iberia (90%).

  • What are the cheapest flights from Lisbon to Philadelphia?

    The cheapest flight price from Lisbon to Philadelphia is $551. On average you can expect to pay $1,858. The most popular route, (Lisbon Humberto Delgado - Philadelphia), can usually be booked for $772.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Lisbon to Philadelphia (average of $684). Flying from Lisbon to Philadelphia in September is currently the most expensive (average of $1,377). 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
Reading
King of Prussia
Camden
Wildwood Crest
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Lisbon to Philadelphia

AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$681Average$1,046FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$809Average$1,286FlexibilityNo cancel feeOn-time70%

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