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Cheap flights from Portugal to Philadelphia from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Philadelphia departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portugal to Philadelphia

Recent round-trip flight deals from Portugal to Philadelphia

Aer Lingus Logo
10:15 pm - 7:00 pmLIS-PHL
25h 45m1 stop
Aer Lingus Logo
8:30 pm - 9:35 pmPHL-LIS
20h 05m1 stop
$548Aer Lingus
Find Deal
Fri, Sep 12 - Fri, Sep 19
Logo
9:25 am - 7:00 pmLIS-PHL
14h 35m1 stop
Logo
8:30 pm - 9:10 pmPHL-LIS
19h 40m1 stop
$557
Find Deal
Thu, Sep 25 - Mon, Sep 29
Iberia Logo
10:10 pm - 4:40 pmLIS-PHL
23h 30m1 stop
Iberia Logo
9:15 pm - 9:05 amPHL-LIS
6h 50mnonstop
$717Iberia
Find Deal
Wed, Oct 1 - Mon, Dec 15
Iberia Logo
10:10 pm - 3:20 pmLIS-PHL
22h 10m1 stop
Iberia Logo
9:10 pm - 8:55 amPHL-LIS
6h 45mnonstop
$720Iberia
Find Deal
Wed, Dec 24 - Sun, Dec 28
Finnair Logo
11:05 am - 1:50 pmLIS-PHL
7h 45mnonstop
Finnair Logo
10:15 pm - 11:10 pmPHL-LIS
19h 55m1 stop
$731Finnair
Find Deal
Fri, Sep 12 - Fri, Sep 19
American Airlines Logo
11:05 am - 1:50 pmLIS-PHL
7h 45mnonstop
American Airlines Logo
7:50 pm - 11:10 pmPHL-LIS
22h 20m1 stop
$736American Airlines
Find Deal
Thu, Sep 18 - Sat, Sep 27
Finnair Logo
11:05 am - 1:45 pmLIS-PHL
7h 40mnonstop
Finnair Logo
10:15 pm - 11:10 pmPHL-LIS
19h 55m1 stop
$737Finnair
Find Deal
Thu, Aug 28 - Mon, Sep 8
British Airways Logo
11:05 am - 1:50 pmLIS-PHL
7h 45mnonstop
British Airways Logo
10:15 pm - 11:10 pmPHL-LIS
19h 55m1 stop
$738British Airways
Find Deal
Thu, Sep 18 - Wed, Sep 24
British Airways Logo
6:40 pm - 1:05 pmLIS-PHL
23h 25m1 stop
British Airways Logo
5:30 pm - 12:05 pmPHL-LIS
13h 35m2 stops
$745British Airways
Find Deal
Wed, Oct 1 - Mon, Dec 15
American Airlines Logo
11:05 am - 4:20 pmLIS-PHL
34h 15m1 stop
American Airlines Logo
7:50 pm - 11:10 pmPHL-LIS
22h 20m1 stop
$747American Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29

Iberia flights from Portugal to Philadelphia

Our best Iberia deals on Portugal to Philadelphia flight tickets
Iberia
Oct 1
LIS10:10 pmLisbon Humberto Delgado
23h 30m
1 stop
PHL4:40 pmPhiladelphia
Dec 15
PHL9:15 pmPhiladelphia
6h 50m
LIS9:05 amLisbon Humberto Delgado
$717
Find similar
Iberia
Dec 24
LIS10:10 pmLisbon Humberto Delgado
22h 10m
1 stop
PHL3:20 pmPhiladelphia
Dec 28
PHL9:10 pmPhiladelphia
6h 45m
LIS8:55 amLisbon Humberto Delgado
$720
Find similar
Iberia
Sep 25
LIS10:10 pmLisbon Humberto Delgado
23h 30m
1 stop
PHL4:40 pmPhiladelphia
Sep 29
PHL9:20 pmPhiladelphia
6h 45m
LIS9:05 amLisbon Humberto Delgado
$728
Find similar

American Airlines flights from Portugal to Philadelphia

Our best American Airlines deals on Portugal to Philadelphia flight tickets
American Airlines
Sep 18
LIS11:05 amLisbon Humberto Delgado
7h 45m
PHL1:50 pmPhiladelphia
Sep 27
PHL7:50 pmPhiladelphia
22h 20m
1 stop
LIS11:10 pmLisbon Humberto Delgado
$736
Find similar
American Airlines
Sep 25
LIS11:05 amLisbon Humberto Delgado
34h 15m
1 stop
PHL4:20 pmPhiladelphia
Sep 29
PHL7:50 pmPhiladelphia
22h 20m
1 stop
LIS11:10 pmLisbon Humberto Delgado
$747
Find similar
American Airlines
Sep 25
LIS11:05 amLisbon Humberto Delgado
34h 15m
1 stop
PHL4:20 pmPhiladelphia
Sep 29
PHL7:50 pmPhiladelphia
22h 20m
1 stop
LIS11:10 pmLisbon Humberto Delgado
$752
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portugal to Philadelphia 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 July 31, 2025.
Use the filters below to find and compare flights from Portugal to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Fri 9/12

10:15 pm-7:00 pm

1 stop25h 45m

Philadelphia

Fri 9/19

8:30 pm-9:35 pm

1 stop20h 05m

$548

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 9/25

9:25 am-7:00 pm

1 stop14h 35m

Philadelphia

Mon 9/29

8:30 pm-9:10 pm

1 stop19h 40m

$557

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 10/1

10:10 pm-4:40 pm

1 stop23h 30m

Philadelphia

Mon 12/15

9:15 pm-9:05 am

Nonstop6h 50m

$717

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 12/24

10:10 pm-3:20 pm

1 stop22h 10m

Philadelphia

Sun 12/28

9:10 pm-8:55 am

Nonstop6h 45m

$720

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Fri 9/12

11:05 am-1:50 pm

Nonstop7h 45m

Philadelphia

Fri 9/19

10:15 pm-11:10 pm

1 stop19h 55m

$731

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 9/18

11:05 am-1:50 pm

Nonstop7h 45m

Philadelphia

Sat 9/27

7:50 pm-11:10 pm

1 stop22h 20m

$736

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 8/28

11:05 am-1:45 pm

Nonstop7h 40m

Philadelphia

Mon 9/8

10:15 pm-11:10 pm

1 stop19h 55m

$737

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 9/18

11:05 am-1:50 pm

Nonstop7h 45m

Philadelphia

Wed 9/24

10:15 pm-11:10 pm

1 stop19h 55m

$738

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Wed 10/1

6:40 pm-1:05 pm

1 stop23h 25m

Philadelphia

Mon 12/15

5:30 pm-12:05 pm

2 stops13h 35m

$745

LisbonPhiladelphia

LIS - PHL

LISPHL

Lisbon Humberto Delgado

Thu 9/25

11:05 am-4:20 pm

1 stop34h 15m

Philadelphia

Mon 9/29

7:50 pm-11:10 pm

1 stop22h 20m

$747

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 Philadelphia from

How to get the cheapest flight ticket from Portugal to Philadelphia

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 Philadelphia?

The cheapest month to fly to Philadelphia from Portugal is in November. Flight prices, which tend to average around $750, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Philadelphia, with average flight prices from Portugal averaging around $771.

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

The cheapest day to depart from Portugal to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $807. On the other hand, Sunday is the most expensive day to depart from Portugal because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $944.

What is the cheapest Portugal to Philadelphia flight route?

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

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

You are more likely to see cheaper flights to Philadelphia from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Portugal for as low as $707 on momondo.

What cabin class options are available on Portugal to Philadelphia flights?

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

Can stopping save me money on Portugal to Philadelphia flights?

You could potentially save up to 19% on your flight if you consider stops on a Portugal to Philadelphia flight.

Cheap Portugal to Philadelphia flight deals and tips

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

Best Price Found

$324

Fastest flight time

7h 40m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Portugal in the past 72 hours is $324. The best round-trip flight deal from Portugal to Philadelphia found on momondo in the last 72 hours is $548.
The fastest flight from Portugal to Philadelphia takes 7h 40m
Direct flights go from Portugal to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)
Search flight deals

  • When did momondo last update prices for flights from Portugal to Philadelphia Airport?

    Prices for flights from Portugal to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from Portugal to Philadelphia Airport?

  • How old do you have to be to fly from Portugal to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Portugal to Philadelphia

Compare and see reviews for airlines that fly from Portugal to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom $573Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom $573Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $666Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
British AirwaysPriceFrom $696Free CancellationRating
6.6
7,222 reviews
Search British Airways flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Rehoboth Beach
Cape May
Ocean City
Wildwood Crest
King of Prussia
Reading
Dewey Beach
Newark
Dover
North Wildwood
Cherry Hill
Lewes
Avalon
Stone Harbor
Vineland
Exton
Essington
New Castle
Pottstown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from Portugal.

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

Yes. momondo allows you to filter the results for Portugal to Philadelphia flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Portugal.

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

Yes momondo offers price alerts on flights to Philadelphia from Portugal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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