Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Philadelphia to Portugal from $233

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 Portugal departing on 11/25. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Philadelphia to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:10 am - 9:30 am
PHL
-
OPO
23h 20m
2 stops
United Airlines Logo
6:00 am - 4:05 pm
OPO
-
PHL
15h 05m
1 stop
$701United Airlines
Wed, Oct 28 - Tue, Nov 3
United Airlines Logo
10:10 am - 9:30 am
PHL
-
OPO
19h 20m
2 stops
United Airlines Logo
12:35 pm - 12:25 pm
OPO
-
PHL
28h 50m
2 stops
$711United Airlines
Wed, Oct 28 - Tue, Nov 3
Iberia Logo
8:50 pm - 11:45 am
PHL
-
OPO
10h 55m
1 stop
Iberia Logo
4:40 pm - 3:50 pm
OPO
-
PHL
28h 10m
1 stop
$716Iberia
Wed, Oct 28 - Tue, Nov 3
American Airlines Logo
12:04 pm - 7:40 am
PHL
-
OPO
15h 36m
2 stops
American Airlines Logo
8:20 am - 9:26 pm
OPO
-
PHL
18h 06m
2 stops
$719American Airlines
Wed, Oct 28 - Tue, Nov 3
United Airlines Logo
6:10 am - 9:30 am
PHL
-
OPO
22h 20m
2 stops
United Airlines Logo
6:00 am - 4:05 pm
OPO
-
PHL
15h 05m
1 stop
$740United Airlines
Mon, Nov 16 - Thu, Nov 19
Air Canada Logo
3:20 pm - 12:50 pm
PHL
-
OPO
16h 30m
2 stops
Air Canada Logo
6:00 am - 10:56 pm
OPO
-
PHL
21h 56m
2 stops
$750Air Canada
Mon, Nov 16 - Thu, Nov 19
Aer Lingus Logo
8:25 pm - 9:35 pm
PHL
-
LIS
20h 10m
1 stop
Aer Lingus Logo
10:15 pm - 6:55 pm
LIS
-
PHL
25h 40m
1 stop
$793Aer Lingus
Tue, Aug 18 - Sun, Aug 23
Aer Lingus Logo
8:25 pm - 9:35 pm
PHL
-
LIS
20h 10m
1 stop
Aer Lingus Logo
10:15 pm - 6:55 pm
LIS
-
PHL
25h 40m
1 stop
$818Aer Lingus
Sat, Aug 1 - Sat, Aug 15
TAP AIR PORTUGAL Logo
10:45 am - 6:40 pm
PHL
-
PDL
27h 55m
2 stops
TAP AIR PORTUGAL Logo
7:25 pm - 10:36 pm
PDL
-
PHL
31h 11m
2 stops
$885TAP AIR PORTUGAL
Tue, Oct 20 - Tue, Nov 3
TAP AIR PORTUGAL Logo
10:30 am - 11:45 pm
PHL
-
PDL
33h 15m
2 stops
TAP AIR PORTUGAL Logo
7:25 pm - 10:36 pm
PDL
-
PHL
31h 11m
2 stops
$905TAP AIR PORTUGAL
Wed, Nov 4 - Sun, Nov 8

TAP AIR PORTUGAL flights from Philadelphia to Portugal

Our best TAP AIR PORTUGAL deals on Philadelphia to Portugal flight tickets
TAP AIR PORTUGAL
Oct 20
PHL10:45 amPhiladelphia
27h 55m
2 stops
PDL6:40 pmPonta Delgada Nordela
Nov 3
PDL7:25 pmPonta Delgada Nordela
31h 11m
2 stops
PHL10:36 pmPhiladelphia
$885
TAP AIR PORTUGAL
Nov 12
PHL6:30 pmPhiladelphia
25h 15m
2 stops
PDL11:45 pmPonta Delgada Nordela
Nov 16
PDL6:30 amPonta Delgada Nordela
20h 06m
2 stops
PHL10:36 pmPhiladelphia
$894
TAP AIR PORTUGAL
Nov 4
PHL10:30 amPhiladelphia
33h 15m
2 stops
PDL11:45 pmPonta Delgada Nordela
Nov 8
PDL7:25 pmPonta Delgada Nordela
31h 11m
2 stops
PHL10:36 pmPhiladelphia
$905

Aer Lingus flights from Philadelphia to Portugal

Our best Aer Lingus deals on Philadelphia to Portugal flight tickets
Aer Lingus
Aug 18
PHL8:25 pmPhiladelphia
20h 10m
1 stop
LIS9:35 pmLisbon Humberto Delgado
Aug 23
LIS10:15 pmLisbon Humberto Delgado
25h 40m
1 stop
PHL6:55 pmPhiladelphia
$793
Aer Lingus
Aug 1
PHL8:25 pmPhiladelphia
20h 10m
1 stop
LIS9:35 pmLisbon Humberto Delgado
Aug 15
LIS10:15 pmLisbon Humberto Delgado
25h 40m
1 stop
PHL6:55 pmPhiladelphia
$818
Aer Lingus
Aug 1
PHL8:25 pmPhiladelphia
20h 10m
1 stop
LIS9:35 pmLisbon Humberto Delgado
Aug 9
LIS10:15 pmLisbon Humberto Delgado
25h 40m
1 stop
PHL6:55 pmPhiladelphia
$819

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Portugal 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 May 31, 2026.
Use the filters below to find and compare flights from Philadelphia to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 10/28

6:10 am-9:30 am

2 stops23h 20m

Porto

Tue 11/3

6:00 am-4:05 pm

1 stop15h 05m

$701

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 10/28

10:10 am-9:30 am

2 stops19h 20m

Porto

Tue 11/3

12:35 pm-12:25 pm

2 stops28h 50m

$711

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 10/28

8:50 pm-11:45 am

1 stop10h 55m

Porto

Tue 11/3

4:40 pm-3:50 pm

1 stop28h 10m

$716
Quickest round-trip

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Wed 10/28

12:04 pm-7:40 am

2 stops15h 36m

Porto

Tue 11/3

8:20 am-9:26 pm

2 stops18h 06m

$719

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 11/16

6:10 am-9:30 am

2 stops22h 20m

Porto

Thu 11/19

6:00 am-4:05 pm

1 stop15h 05m

$740

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 11/16

3:20 pm-12:50 pm

2 stops16h 30m

Porto

Thu 11/19

6:00 am-10:56 pm

2 stops21h 56m

$750

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Tue 8/18

8:25 pm-9:35 pm

1 stop20h 10m

Lisbon Humberto Delgado

Sun 8/23

10:15 pm-6:55 pm

1 stop25h 40m

$793

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Sat 8/1

8:25 pm-9:35 pm

1 stop20h 10m

Lisbon Humberto Delgado

Sat 8/15

10:15 pm-6:55 pm

1 stop25h 40m

$818

PhiladelphiaPonta Delgada

PHL - PDL

PHLPDL

Philadelphia

Tue 10/20

10:45 am-6:40 pm

2 stops27h 55m

Ponta Delgada Nordela

Tue 11/3

7:25 pm-10:36 pm

2 stops31h 11m

$885

PhiladelphiaPonta Delgada

PHL - PDL

PHLPDL

Philadelphia

Wed 11/4

10:30 am-11:45 pm

2 stops33h 15m

Ponta Delgada Nordela

Sun 11/8

7:25 pm-10:36 pm

2 stops31h 11m

$905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Portugal from

How to get the cheapest flight ticket from Philadelphia to Portugal

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 Portugal?

The cheapest month to fly to Portugal from Philadelphia is in March. Flight prices, which tend to average around $106, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Philadelphia during November instead. Flights to Portugal in November, while not as cheap as those in March, still average around $485.

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

According to our data, Tuesday is the cheapest day to fly to Portugal from Philadelphia. The lowest ticket price found for a Tuesday departure recently was $868. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,135.

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

Our most recent data shows that the best time of day to fly to Portugal is in the evening. Flights from Philadelphia to Portugal during this time can be as low as $1,017. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,415 per ticket.

What is the cheapest Philadelphia to Portugal flight route?

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

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

You are more likely to see cheaper flights to Portugal from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $993 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Philadelphia for as low as $841 on momondo.

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

There are 3 cabin classes available to choose from on Philadelphia to Portugal 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 Philadelphia to Portugal flights?

You could potentially save up to 23% on your flight if you consider stops on a Philadelphia to Portugal flight.

Cheap Philadelphia to Portugal flight deals and tips

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

Best Price Found

$856

Fastest flight time

6h 40m

Direct flights

Every day

Airports in Portugal

99 airports
The best one-way flight to Portugal from Philadelphia in the past 72 hours is $856. The best round-trip flight deal from Philadelphia to Portugal found on momondo in the last 72 hours is $1,109.
The fastest flight from Philadelphia to Portugal takes 6h 40m
Direct flights go from Philadelphia to Portugal every day.
There are 99 airports in Portugal. From Philadelphia there are direct flights to Lisbon Humberto Delgado (LIS).
Search flight deals

Frequently asked questions about flying from Philadelphia to Portugal

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

    Prices for flights from Philadelphia Airport to Portugal are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The travel and health documents you'll need for your trip to Portugal 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 Portugal. 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 Philadelphia to Portugal?

Best airlines flying from Philadelphia to Portugal

Compare and see reviews for airlines that fly from Philadelphia to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $489Free CancellationRating
7.4
9,769 reviews
Search United Airlines flights
IberiaPriceFrom $540Free CancellationRating
7.0
3,222 reviews
Search Iberia flights
LufthansaPriceFrom $549Free CancellationRating
6.8
8,033 reviews
Search Lufthansa flights
American AirlinesPriceFrom $567Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
British AirwaysPriceFrom $584Free CancellationRating
6.7
8,014 reviews
Search British Airways flights
Aer LingusPriceFrom $622Free CancellationRating
7.3
1,589 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $631Free CancellationRating
7.2
2,263 reviews
Search TAP AIR PORTUGAL flights
FinnairPriceFrom $665Free CancellationRating
7.7
1,401 reviews
Search Finnair flights

Why use momondo?

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

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 Portugal from Philadelphia.

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

All flight searches from Philadelphia to Portugal on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Philadelphia and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Portugal from Philadelphia. 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.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 6/30
Tue 7/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom $553
Flights to Portofrom $555
Flights to Funchalfrom $615
Flights to Farofrom $578
Flights to Ponta Delgadafrom $579
Flights to Lajesfrom $638
Flights to Pico Islandfrom $750
Flights to Hortafrom $727
Flights to Porto Santofrom $572
Flights to Velasfrom $808