£366 Cheap Flights from Philadelphia (PHL) to Lisbon (LIS)

View £366 flight on Mon, 21 Sept 2026Opens in a new window

Flight 1

Popular airlines from Philadelphia International Airport (PHL) to Humberto Delgado Airport (LIS)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Philadelphia (PHL) to Lisbon (LIS)

Prices were available within the past 7 days and start at £366 for one-way flights and £649 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£649 Return, found 23 hours ago
£649
Return
found 23 hours ago
Select Air Canada flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £649 found 23 hours ago
Air Canada
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£653 Return, found 23 hours ago
£653
Return
found 23 hours ago
Select Air Canada flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £653 found 23 hours ago
British Airways
Wed, 3 Mar - Wed, 10 Mar
PHL
Philadelphia
LIS
Lisbon
£655 Return, found 2 days ago
£655
Return
found 2 days ago
Select British Airways flight, departing Wed, 3 Mar from Philadelphia to Lisbon, returning Wed, 10 Mar, priced at £655 found 2 days ago
Iberia
Wed, 3 Mar - Wed, 10 Mar
PHL
Philadelphia
LIS
Lisbon
£658 Return, found 2 days ago
£658
Return
found 2 days ago
Select Iberia flight, departing Wed, 3 Mar from Philadelphia to Lisbon, returning Wed, 10 Mar, priced at £658 found 2 days ago
KLM
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£658 Return, found 23 hours ago
£658
Return
found 23 hours ago
Select KLM flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £658 found 23 hours ago
Air France
Wed, 3 Mar - Wed, 10 Mar
PHL
Philadelphia
LIS
Lisbon
£659 Return, found 2 days ago
£659
Return
found 2 days ago
Select Air France flight, departing Wed, 3 Mar from Philadelphia to Lisbon, returning Wed, 10 Mar, priced at £659 found 2 days ago
Virgin Atlantic
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£659 Return, found 23 hours ago
£659
Return
found 23 hours ago
Select Virgin Atlantic flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £659 found 23 hours ago
Air Canada
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£660 Return, found 23 hours ago
£660
Return
found 23 hours ago
Select Air Canada flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £660 found 23 hours ago
Virgin Atlantic
Wed, 3 Mar - Wed, 10 Mar
PHL
Philadelphia
LIS
Lisbon
£661 Return, found 2 days ago
£661
Return
found 2 days ago
Select Virgin Atlantic flight, departing Wed, 3 Mar from Philadelphia to Lisbon, returning Wed, 10 Mar, priced at £661 found 2 days ago
Lufthansa
Tue, 16 Mar - Tue, 23 Mar
PHL
Philadelphia
LIS
Lisbon
£662 Return, found 23 hours ago
£662
Return
found 23 hours ago
Select Lufthansa flight, departing Tue, 16 Mar from Philadelphia to Lisbon, returning Tue, 23 Mar, priced at £662 found 23 hours ago

Alternative airports near Lisbon

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Humberto Delgado LIS. Cheapest option available. Flights from £1,094
LIS
Humberto Delgado
Cheapest
Flights from £1,094

Find the cheapest month to fly from Philadelphia (PHL) to Lisbon (LIS)

January is typically the cheapest month to fly

From £481 - £888 per traveller.

Frequently asked questions

Which airlines fly direct from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
Enter PHL to LIS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
To find a cheap flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
The best airline to fly with from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) will differ from traveller to traveller. If you like to fly early, AA offers early morning flights. If price is the most important factor, AA typically offers the lowest fares. AA offers the most daily flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
There is approximately 1 nonstop flight per day from Philadelphia International (PHL) to Humberto Delgado (LIS). Additionally, you'll find around 73 connecting flights per day. For even more choice, look at flights that include layovers. Some common connection points include Pearson International (YYZ), O'Hare International (ORD), and Logan International (BOS).
What is the earliest flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
The earliest flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and TAP Air Portugal. This is a seasonal service active in May. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
You'll typically find the most flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) on a Wednesday, with around 60 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta Air Lines, and Air Canada. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
The most popular departure times for flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) are in the late evening, from 9pm to midnight. About 26% of passengers prefer this time. Many major carriers, including American Airlines, British Airways and Aer Lingus, offer flights during this window. This timing works well because you can maximise your day in Philadelphia before your evening flight, and you'll arrive in Lisbon in the morning, ready to start your adventure.
How long does it take to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
Flying nonstop from PHL to LIS takes around 7 hours, with the route covering approximately 3,450 miles. Flights with a layover typically take 6 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
Select the "Business class" and "First class" filters when looking for PHL to LIS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) flight with Expedia?
It's easy to earn miles on a Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Lisbon from Philadelphia Intl. (PHL)?
From Philadelphia Intl. (PHL), you can fly directly into Humberto Delgado (LIS) to reach Lisbon. Some flights may connect through major hubs like Logan Intl. (BOS), O'Hare Intl. (ORD), Washington Dulles Intl. (IAD) before reaching Lisbon. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) at the last minute?
Typically, booking a last minute flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) flight and hotel package?
Securing a Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado)?
If you booked your Philadelphia, PA (PHL-Philadelphia Intl.) to Lisbon (LIS-Humberto Delgado) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Philadelphia Intl.
Destination airport
Humberto Delgado
Airlines serving
Aer Lingus, Air Canada, Air France, British Airways, Brussels Airlines, Finnair, Iberia, KLM, Lufthansa, Virgin Atlantic
Return price
£649
Distance
5519 km

Book with confidence

Compare flights from Philadelphia to Lisbon easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Philadelphia to Lisbon. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Humberto Delgado in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Philadelphia Intl. to Humberto Delgado.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Philadelphia Intl. (PHL) to Humberto Delgado (LIS)

The easiest way to view the best deals on flights from Philadelphia to Lisbon today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Philadelphia Intl. to Humberto Delgado start at just £649 and range up to £662.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Philadelphia and Lisbon
  • booking your flight during March, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Philadelphia to Lisbon flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Philadelphia Intl. to Humberto Delgado for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Philadelphia to Lisbon easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.