S$647 Cheap Flights from Philadelphia to Lisbon

View S$647 flight on Mon, 24 Nov, 2025Opens in a new window

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

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Philadelphia to Lisbon (PHL-LIS)

Prices were available within the past 7 days and start at S$647 for one-way flights and S$867 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$867 Return, found 5 days ago
S$867
Return
found 5 days ago
Select United flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$867 found 5 days ago
United
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$867 Return, found 5 days ago
S$867
Return
found 5 days ago
Select United flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$867 found 5 days ago
United
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$868 Return, found 5 days ago
S$868
Return
found 5 days ago
Select United flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$868 found 5 days ago
Lufthansa
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$875 Return, found 5 days ago
S$875
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$875 found 5 days ago
Lufthansa
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$876 Return, found 5 days ago
S$876
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$876 found 5 days ago
Delta
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$881 Return, found 5 days ago
S$881
Return
found 5 days ago
Select Delta flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$881 found 5 days ago
Air Canada
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$892 Return, found 5 days ago
S$892
Return
found 5 days ago
Select Air Canada flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$892 found 5 days ago
Air Canada
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$894 Return, found 5 days ago
S$894
Return
found 5 days ago
Select Air Canada flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$894 found 5 days ago
Lufthansa
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$900 Return, found 5 days ago
S$900
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$900 found 5 days ago
British Airways
Mon, 24 Nov - Wed, 3 Dec
PHL
Philadelphia
LIS
Lisbon
S$919 Return, found 5 days ago
S$919
Return
found 5 days ago
Select British Airways flight, departing Mon, 24 Nov from Philadelphia to Lisbon, returning Wed, 3 Dec, priced at S$919 found 5 days ago

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

February is typically the cheapest month to fly

From S$629 - S$1,589 per traveller.

Frequently asked questions

How much is a flight from PHL to Lisbon Airport?
The lowest price advertised for a round-trip journey from Philadelphia Airport to Lisbon/Portela Airport is S$867. But you better act fast. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Philadelphia Airport to Lisbon Airport?
Most flights can be conveniently cancelled online, but whether you incur a fee varies between airlines. If you do have to cancel your trip, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Philadelphia Intl. Airport (PHL) to LIS that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to Humberto Delgado Airport (LIS) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PHL to Humberto Delgado Airport (LIS)?
Philadelphia to Lisbon District is around 5,600 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your headphones to your hoodie. Take a few snacks to nibble on throughout your trip too.
Which airlines fly direct from PHL to Lisbon Airport?
At present, no airlines offer direct flights from Philadelphia Airport to Lisbon/Portela Airport. You'll have to book a flight with at least one stop. To score the best price and connections, lock in your airfare well in advance.
Are Philadelphia Intl. Airport (PHL) to Humberto Delgado Airport (LIS) flight tickets cheaper when they're purchased at the last minute?
Fares from PHL to LIS are available up to 12 months prior to departure on Expedia. And although you may occasionally nab fantastic last-minute deals, it's not something you should count on. Also, booking your flights well in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Humberto Delgado
Return price
S$866
Distance
5519 km
Average flight time
6 hours 40 mins

Book with confidence

Book with confidence

Flights from Philadelphia to Lisbon District

There are several airlines that operate frequent flights from Philadelphia (PHL) to Lisbon (LIS) including

The earliest flight leaves Philadelphia Intl. Airport at 13:49 and arrives at Portela Airport at 05:50. The last flight of the day departs Philadelphia at 23:20 and arrives at Lisbon at 16:20.

The flight distance from Philadelphia to Lisbon is about 6643 km, the shortest flight is 07 hours with WestJet.

Expedia lets you search across the largest number of airlines and Lisbon District flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Philadelphia Lisbon District flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Philadelphia to Lisbon District trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Lisbon District flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Philadelphia to Lisbon District with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Philadelphia to Lisbon District

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to Expedia members.