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Cheap flights from Philadelphia to Lisbon from $396

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Lisbon departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Philadelphia to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
3:25 pm - 10:20 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
12:00 pm - 10:43 pm
LIS
-
PHL
15h 43m
1 stop
$870TAP AIR PORTUGAL
mar, set 29 - gio, ott 22
TAP AIR PORTUGAL Logo
3:25 pm - 10:20 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
5:40 pm - 9:50 am
LIS
-
PHL
21h 10m
1 stop
$889TAP AIR PORTUGAL
mer, set 23 - lun, ott 5
Multiple Airlines Logo
8:25 pm - 9:00 am
PHL
-
LIS
31h 35m
1 stop
Multiple Airlines Logo
10:00 pm - 6:55 pm
LIS
-
PHL
25h 55m
2 stops
$895Multiple Airlines
dom, ago 23 - lun, ago 31
TAP AIR PORTUGAL Logo
6:00 am - 5:40 am
PHL
-
LIS
18h 40m
1 stop
TAP AIR PORTUGAL Logo
12:00 pm - 10:43 pm
LIS
-
PHL
15h 43m
1 stop
$899TAP AIR PORTUGAL
dom, ott 11 - gio, ott 22
TAP AIR PORTUGAL Logo
10:45 am - 5:40 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
5:40 pm - 9:50 am
LIS
-
PHL
21h 10m
1 stop
$901TAP AIR PORTUGAL
mar, set 22 - mer, set 30
Multiple Airlines Logo
8:25 pm - 9:00 am
PHL
-
LIS
31h 35m
1 stop
Multiple Airlines Logo
9:40 pm - 6:55 pm
LIS
-
PHL
26h 15m
2 stops
$902Multiple Airlines
dom, ago 23 - mar, set 1
TAP AIR PORTUGAL Logo
10:45 am - 5:40 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
5:35 pm - 9:50 am
LIS
-
PHL
21h 15m
1 stop
$905TAP AIR PORTUGAL
lun, set 21 - ven, ott 2
Multiple Airlines Logo
8:25 pm - 9:00 am
PHL
-
LIS
31h 35m
1 stop
Multiple Airlines Logo
7:25 am - 6:55 pm
LIS
-
PHL
40h 30m
2 stops
$906Multiple Airlines
dom, ago 23 - mer, set 2
TAP AIR PORTUGAL Logo
10:45 am - 5:40 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
5:40 pm - 9:50 am
LIS
-
PHL
21h 10m
1 stop
$908TAP AIR PORTUGAL
mar, set 22 - mar, set 29
TAP AIR PORTUGAL Logo
10:45 am - 5:40 am
PHL
-
LIS
13h 55m
1 stop
TAP AIR PORTUGAL Logo
5:40 pm - 9:50 am
LIS
-
PHL
21h 10m
1 stop
$909TAP AIR PORTUGAL
mar, ott 13 - mar, ott 20

TAP AIR PORTUGAL flights from Philadelphia to Lisbon

Our best TAP AIR PORTUGAL deals on Philadelphia to Lisbon flight tickets
TAP AIR PORTUGAL
Sep 29
PHL3:25 pmPhiladelphia
13h 55m
1 stop
LIS10:20 amLisbon Humberto Delgado
Oct 22
LIS12:00 pmLisbon Humberto Delgado
15h 43m
1 stop
PHL10:43 pmPhiladelphia
$870
TAP AIR PORTUGAL
Sep 23
PHL3:25 pmPhiladelphia
13h 55m
1 stop
LIS10:20 amLisbon Humberto Delgado
Oct 5
LIS5:40 pmLisbon Humberto Delgado
21h 10m
1 stop
PHL9:50 amPhiladelphia
$889
TAP AIR PORTUGAL
Oct 11
PHL6:00 amPhiladelphia
18h 40m
1 stop
LIS5:40 amLisbon Humberto Delgado
Oct 22
LIS12:00 pmLisbon Humberto Delgado
15h 43m
1 stop
PHL10:43 pmPhiladelphia
$899

momondo 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, momondo users made 832,500 searches. Data last updated aprile 30, 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
Quickest round-trip

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

mar 9/29

3:25 pm-10:20 am

1 stop13h 55m

Lisbon Humberto Delgado

gio 10/22

12:00 pm-10:43 pm

1 stop15h 43m

$870

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

mer 9/23

3:25 pm-10:20 am

1 stop13h 55m

Lisbon Humberto Delgado

lun 10/5

5:40 pm-9:50 am

1 stop21h 10m

$889

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

dom 8/23

8:25 pm-9:00 am

1 stop31h 35m

Lisbon Humberto Delgado

lun 8/31

10:00 pm-6:55 pm

2 stops25h 55m

$895

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

dom 10/11

6:00 am-5:40 am

1 stop18h 40m

Lisbon Humberto Delgado

gio 10/22

12:00 pm-10:43 pm

1 stop15h 43m

$899

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

mar 9/22

10:45 am-5:40 am

1 stop13h 55m

Lisbon Humberto Delgado

mer 9/30

5:40 pm-9:50 am

1 stop21h 10m

$901

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

dom 8/23

8:25 pm-9:00 am

1 stop31h 35m

Lisbon Humberto Delgado

mar 9/1

9:40 pm-6:55 pm

2 stops26h 15m

$902

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

lun 9/21

10:45 am-5:40 am

1 stop13h 55m

Lisbon Humberto Delgado

ven 10/2

5:35 pm-9:50 am

1 stop21h 15m

$905

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

dom 8/23

8:25 pm-9:00 am

1 stop31h 35m

Lisbon Humberto Delgado

mer 9/2

7:25 am-6:55 pm

2 stops40h 30m

$906

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

mar 9/22

10:45 am-5:40 am

1 stop13h 55m

Lisbon Humberto Delgado

mar 9/29

5:40 pm-9:50 am

1 stop21h 10m

$908

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

mar 10/13

10:45 am-5:40 am

1 stop13h 55m

Lisbon Humberto Delgado

mar 10/20

5:40 pm-9:50 am

1 stop21h 10m

$909

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

How to get the cheapest flight ticket from Philadelphia to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Philadelphia and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, November is the cheapest month to fly from Philadelphia to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $739. If you are unable to visit Lisbon during the month of November, then departing from Philadelphia during the month January is also very affordable. Most momondo users find prices during this month for around $762.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Tuesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $886. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Lisbon for around $1,116.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $1,004. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,415 on average. Flights to Lisbon from Philadelphia in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Philadelphia to Lisbon Humberto Delgado flight route?

Fly from Philadelphia to Lisbon Humberto Delgado for the best Philadelphia - Lisbon Humberto Delgado flight prices

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

You are more likely to see cheaper flights to Lisbon from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $978 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Philadelphia for as low as $817 on momondo.

How have Philadelphia to Lisbon flight prices changed over time?

As of April 2026, prices for Philadelphia to Lisbon flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Lisbon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Lisbon (PHL to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Lisbon

Best Price Found

$818

Fastest flight time

6h 40m

Direct flights

Every day

Airports in Lisbon

1 airport
The best one-way flight to Lisbon from Philadelphia in the past 72 hours is $818. The best round-trip flight deal from Philadelphia to Lisbon found on momondo in the last 72 hours is $1,336.
The fastest flight from Philadelphia to Lisbon takes 6h 40m
Direct flights go from Philadelphia to Lisbon every day.
There is 1 airport in Lisbon. From Philadelphia there are direct flights to Lisbon Humberto Delgado (LIS).
Search flight deals

Frequently asked questions about flying from Philadelphia to Lisbon

  • How far is Philadelphia to Lisbon Humberto Delgado by plane?

    A flight from Philadelphia to Lisbon Humberto Delgado will travel around 3442.0 mi. Flights usually cover this in 6h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Philadelphia Airport to Lisbon Humberto Delgado Airport?

    Prices for flights from Philadelphia Airport to Lisbon Humberto Delgado Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from Philadelphia Airport to Lisbon Humberto Delgado Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Philadelphia to Lisbon?

  • What is the most popular airline from Philadelphia to Lisbon?

Best airlines flying from Philadelphia to Lisbon

Compare and see reviews for airlines that fly from Philadelphia to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $524Free CancellationRating
7.0
3,204 reviews
Search Iberia flights
United AirlinesPriceFrom $559Free CancellationRating
7.4
9,677 reviews
Search United Airlines flights
British AirwaysPriceFrom $576Free CancellationRating
6.7
7,937 reviews
Search British Airways flights
Aer LingusPriceFrom $622Free CancellationRating
7.3
1,536 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $631Free CancellationRating
7.2
2,225 reviews
Search TAP AIR PORTUGAL flights
American AirlinesPriceFrom $664Free CancellationRating
7.1
11,681 reviews
Search American Airlines flights
FinnairPriceFrom $665Free CancellationRating
7.6
1,392 reviews
Search Finnair flights

  • Finnair Flights From Philadelphia to Lisbon

    Finnair flies from Philadelphia to Lisbon around 7 times per week, with 1,392 momondo users rating the airline 7.6/10. The cheapest Finnair deal from Philadelphia to Lisbon in the last 72 hours was $665 (round-trip), much lower than the average airfare cost of $973 for Finnair flights on this route.

  • American Airlines Flights From Philadelphia to Lisbon

    American Airlines (7.1/10 from 11,684 reviews) operates around 7 flights from Philadelphia to Lisbon in any given week. The average American Airlines airfare for this route is around $1,128, with deals from around $664 rare but found on momondo. Referenced prices are for round-trip Philadelphia to Lisbon flight searches in the last 72 hours.

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Ericeira
Fátima
Nazaré
Setúbal
Peniche
Estoril
Evora
Oeiras
Leiria
Sesimbra
Figueira da Foz
Zambujeira do Mar
Óbidos
Batalha
Tomar
Comporta
Torres Vedras
Almada
Sines

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Lisbon?

Finding the right flight to Lisbon from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lisbon quick and easy, saving you time and money.

Can I find flights from Philadelphia to Lisbon with flexible booking policies on momondo?

Flights from Philadelphia to Lisbon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to Lisbon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Lisbon.

I’m not ready to book a flight from Philadelphia to Lisbon right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Philadelphia to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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