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Cheap flights from Philadelphia to Lisbon from $254

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 7/22. 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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Find the cheapest flights from Philadelphia to Lisbon

Cheap round-trip flights

British Airways Logo
6:40 pm - 9:45 pmPHL-LIS
22h 05m1 stop
British Airways Logo
7:05 am - 4:20 pmLIS-PHL
14h 15m1 stop
$530British Airways
Find Deal
Sun, Nov 9 - Fri, Nov 21
Aer Lingus Logo
8:30 pm - 9:35 pmPHL-LIS
20h 05m1 stop
Aer Lingus Logo
10:15 pm - 7:00 pmLIS-PHL
25h 45m1 stop
$580Aer Lingus
Find Deal
Mon, Aug 11 - Wed, Aug 20
TAP AIR PORTUGAL Logo
7:00 am - 5:40 amPHL-LIS
17h 40m1 stop
TAP AIR PORTUGAL Logo
11:45 am - 9:24 pmLIS-PHL
14h 39m1 stop
$629TAP AIR PORTUGAL
Find Deal
Mon, Sep 29 - Wed, Oct 8
TAP AIR PORTUGAL Logo
3:10 pm - 5:40 amPHL-LIS
9h 30m1 stop
TAP AIR PORTUGAL Logo
5:35 pm - 9:22 amLIS-PHL
20h 47m1 stop
$630TAP AIR PORTUGAL
Find Deal
Tue, Oct 14 - Tue, Oct 21
United Airlines Logo
3:30 pm - 9:20 amPHL-LIS
12h 50m1 stop
United Airlines Logo
11:20 am - 9:21 pmLIS-PHL
39h 01m2 stops
$653United Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25
United Airlines Logo
10:05 am - 9:20 amPHL-LIS
18h 15m2 stops
United Airlines Logo
11:20 am - 9:21 pmLIS-PHL
39h 01m2 stops
$657United Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25
Finnair Logo
9:20 pm - 9:15 amPHL-LIS
6h 55mnonstop
Finnair Logo
6:30 am - 3:35 pmLIS-PHL
14h 05m1 stop
$664Finnair
Find Deal
Tue, Nov 18 - Tue, Nov 25
Finnair Logo
9:20 pm - 9:15 amPHL-LIS
6h 55mnonstop
Finnair Logo
11:10 am - 2:05 pmLIS-PHL
7h 55mnonstop
$665Finnair
Find Deal
Tue, Nov 18 - Tue, Nov 25
Iberia Logo
9:10 pm - 8:55 amPHL-LIS
6h 45mnonstop
Iberia Logo
8:45 pm - 3:35 pmLIS-PHL
23h 50m1 stop
$674Iberia
Find Deal
Sun, Nov 23 - Tue, Dec 2
Iberia Logo
9:10 pm - 8:55 amPHL-LIS
6h 45mnonstop
Iberia Logo
6:45 pm - 1:10 pmLIS-PHL
23h 25m2 stops
$687Iberia
Find Deal
Sun, Nov 16 - Mon, Nov 24

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
PHL7:00 amPhiladelphia
17h 40m
1 stop
LIS5:40 amLisbon Humberto Delgado
Oct 8
LIS11:45 amLisbon Humberto Delgado
14h 39m
1 stop
PHL9:24 pmPhiladelphia
TAP AIR PORTUGAL
Oct 14
PHL3:10 pmPhiladelphia
9h 30m
1 stop
LIS5:40 amLisbon Humberto Delgado
Oct 21
LIS5:35 pmLisbon Humberto Delgado
20h 47m
1 stop
PHL9:22 amPhiladelphia
TAP AIR PORTUGAL
Aug 20
PHL10:15 amPhiladelphia
14h 25m
1 stop
LIS5:40 amLisbon Humberto Delgado
Nov 4
LIS11:35 amLisbon Humberto Delgado
15h 01m
1 stop
PHL9:36 pmPhiladelphia

United Airlines flights from Philadelphia to Lisbon

Our best United Airlines deals on Philadelphia to Lisbon flight tickets
United Airlines
Nov 18
PHL3:30 pmPhiladelphia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Nov 25
LIS11:20 amLisbon Humberto Delgado
39h 01m
2 stops
PHL9:21 pmPhiladelphia
United Airlines
Nov 18
PHL10:05 amPhiladelphia
18h 15m
2 stops
LIS9:20 amLisbon Humberto Delgado
Nov 25
LIS11:20 amLisbon Humberto Delgado
39h 01m
2 stops
PHL9:21 pmPhiladelphia
United Airlines
Nov 18
PHL3:30 pmPhiladelphia
12h 50m
1 stop
LIS9:20 amLisbon Humberto Delgado
Nov 27
LIS5:00 amLisbon Humberto Delgado
16h 00m
1 stop
PHL4:00 pmPhiladelphia

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 cheapest month to fly to Lisbon?

In general, January 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 $660. If you are unable to visit Lisbon during the month of January, then departing from Philadelphia during the month February is also very affordable. Most momondo users find prices during this month for around $678.

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

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $870. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Lisbon for around $1,080.

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 morning when flights can be purchased for as low as $698. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $958 on average. Flights to Lisbon from Philadelphia in the evening 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 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 $946 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 $850 on momondo.

What cabin class options are available on Philadelphia to Lisbon Humberto Delgado flights?

There are 3 cabin classes available to choose from on Philadelphia to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Philadelphia to Lisbon flight prices changed over time?

As of July 2025, prices for Philadelphia to Lisbon flights are approximately 12% 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

$254

Fastest flight time

6h 45m

Direct flights

Every day

Airports in Lisbon

1 airport
The best one-way flight to Lisbon from Philadelphia in the past 72 hours is $254. The best round-trip flight deal from Philadelphia to Lisbon found on momondo in the last 72 hours is $530.
The fastest flight from Philadelphia to Lisbon takes 6h 45m
Direct flights go from Philadelphia to Lisbon every day.
There is 1 airport near Lisbon: Lisbon Humberto Delgado (LIS)

  • 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 45m, 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 $558Free CancellationRating
7.0
2,818 reviews
Search Iberia flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights
British AirwaysPriceFrom $571Free CancellationRating
6.6
7,089 reviews
Search British Airways flights
American AirlinesPriceFrom $583Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
FinnairPriceFrom $604Free CancellationRating
7.6
1,303 reviews
Search Finnair flights
Aer LingusPriceFrom $639Free CancellationRating
7.1
1,140 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $710Free CancellationRating
7.1
1,912 reviews
Search TAP AIR PORTUGAL flights
  • Finnair Flights From Philadelphia to Lisbon

    Finnair flies from Philadelphia to Lisbon around 5 times per week, with 1,303 momondo users rating the airline 7.6/10. The cheapest Finnair deal from Philadelphia to Lisbon in the last 72 hours was $604 (round-trip), much lower than the average airfare cost of $914 for Finnair flights on this route.

  • American Airlines Flights From Philadelphia to Lisbon

    American Airlines (7.2/10 from 10,000 reviews) operates around 5 flights from Philadelphia to Lisbon in any given week. The average American Airlines airfare for this route is around $1,019, with deals from around $583 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
Fátima
Nazaré
Almada
Ericeira
Setúbal
Oeiras
Estoril
Evora
Óbidos
Sesimbra
Tomar
Figueira da Foz
Batalha
Leiria
Comporta
Peniche
Torres Vedras
Sines
Caldas da Rainha

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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1 adult
Mon 7/7
Mon 7/14

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