What is the cheapest airline that flies from Philadelphia to Portugal?

TAP AIR PORTUGAL, United Airlines, and Lufthansa are the most popular carriers operating from Philadelphia to Portugal

How many flights depart from Philadelphia to Portugal on average per day?

As of February 2026, there are 2 flights per day flying from Philadelphia to Portugal. The most common time of day flights depart is 9:00PM, with 100% of flights taking off in the evening.

What airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Delta are the top three most popular airlines that fly to Portugal from Philadelphia according to our data. TAP AIR PORTUGAL is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 23 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

How many flights depart from Philadelphia to Portugal on average per week?

20 flights are operational weekly from Philadelphia to Portugal as of February 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

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?

As of February 2026, there are 8 operators available to choose from 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.

$292 Cheap Flights from Philadelphia to Portugal in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Philadelphia to Portugal

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 am - 10:30 am

PHL

OPO

18h 00m

2 stops

5:00 am - 7:49 pm

OPO

PHL

18h 49m

2 stops

$483KLM

Mon, Feb 23 - Wed, Mar 11

7:45 pm - 11:45 am

PHL

OPO

11h 00m

1 stop

8:20 am - 4:55 pm

OPO

PHL

12h 35m

1 stop

$487Multiple Airlines

Mon, Feb 23 - Wed, Mar 11

3:30 pm - 12:05 pm

PHL

OPO

16h 35m

2 stops

12:30 pm - 5:05 pm

OPO

PHL

32h 35m

1 stop

$491Multiple Airlines

Mon, Mar 16 - Mon, Mar 23

7:45 pm - 8:00 pm

PHL

OPO

19h 15m

1 stop

4:40 pm - 4:55 pm

OPO

PHL

28h 15m

1 stop

$497Iberia

Sun, Mar 1 - Mon, Mar 9

9:00 am - 7:40 am

PHL

OPO

17h 40m

2 stops

4:40 pm - 4:55 pm

OPO

PHL

28h 15m

1 stop

$501American Airlines

Sun, Mar 1 - Mon, Mar 9

9:15 pm - 11:45 am

PHL

OPO

33h 30m

2 stops

4:40 pm - 4:55 pm

OPO

PHL

28h 15m

1 stop

$512Iberia

Sat, Feb 28 - Mon, Mar 9

6:45 pm - 2:10 pm

PHL

LIS

14h 25m

1 stop

4:25 pm - 4:40 pm

LIS

PHL

29h 15m

1 stop

$685British Airways

Wed, Apr 22 - Wed, Apr 29

9:05 pm - 9:05 am

PHL

LIS

7h 00mnonstop

6:35 am - 5:35 pm

LIS

PHL

16h 00m

1 stop

$687Finnair

Sun, Apr 19 - Tue, Apr 28

9:05 pm - 9:05 am

PHL

LIS

7h 00mnonstop

6:35 am - 5:35 pm

LIS

PHL

16h 00m

1 stop

$690Finnair

Mon, Apr 27 - Tue, May 5

9:57 pm - 11:10 pm

PHL

LIS

20h 13m

2 stops

11:05 am - 1:50 pm

LIS

PHL

7h 45mnonstop

$698British Airways

Mon, Apr 6 - Wed, Apr 15

Finnair flights from Philadelphia to Portugal

Our best Finnair deals on Philadelphia to Portugal flight tickets

Finnair

Apr 19

PHL9:05 pmPhiladelphia

7h 00m

LIS9:05 amLisbon Humberto Delgado

Apr 28

LIS6:35 amLisbon Humberto Delgado

16h 00m

1 stop

PHL5:35 pmPhiladelphia

$687

Finnair

Apr 27

PHL9:05 pmPhiladelphia

7h 00m

LIS9:05 amLisbon Humberto Delgado

May 5

LIS6:35 amLisbon Humberto Delgado

16h 00m

1 stop

PHL5:35 pmPhiladelphia

$690

Finnair

Apr 16

PHL9:05 pmPhiladelphia

7h 00m

LIS9:05 amLisbon Humberto Delgado

Apr 30

LIS6:35 amLisbon Humberto Delgado

16h 00m

1 stop

PHL5:35 pmPhiladelphia

$696

United Airlines flights from Philadelphia to Portugal

Our best United Airlines deals on Philadelphia to Portugal flight tickets

United Airlines

Mar 16

PHL9:55 amPhiladelphia

25h 00m

2 stops

OPO2:55 pmPorto

Mar 23

OPO12:30 pmPorto

49h 17m

2 stops

PHL9:47 amPhiladelphia

$528

United Airlines

Aug 3

PHL10:05 amPhiladelphia

15h 55m

1 stop

OPO7:00 amPorto

Aug 26

OPO2:25 pmPorto

25h 02m

2 stops

PHL10:27 amPhiladelphia

$559

United Airlines

Feb 20

PHL7:50 amPhiladelphia

22h 50m

2 stops

OPO11:40 amPorto

Feb 26

OPO6:00 amPorto

32h 48m

2 stops

PHL9:48 amPhiladelphia

$562

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 2/23

11:30 am-10:30 am

2 stops18h 00m

Porto

Wed 3/11

5:00 am-7:49 pm

2 stops18h 49m

$483

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 2/23

7:45 pm-11:45 am

1 stop11h 00m

Porto

Wed 3/11

8:20 am-4:55 pm

1 stop12h 35m

$487

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 3/16

3:30 pm-12:05 pm

2 stops16h 35m

Porto

Mon 3/23

12:30 pm-5:05 pm

1 stop32h 35m

$491

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sun 3/1

7:45 pm-8:00 pm

1 stop19h 15m

Porto

Mon 3/9

4:40 pm-4:55 pm

1 stop28h 15m

$497

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sun 3/1

9:00 am-7:40 am

2 stops17h 40m

Porto

Mon 3/9

4:40 pm-4:55 pm

1 stop28h 15m

$501

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Sat 2/28

9:15 pm-11:45 am

2 stops33h 30m

Porto

Mon 3/9

4:40 pm-4:55 pm

1 stop28h 15m

$512

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Wed 4/22

6:45 pm-2:10 pm

1 stop14h 25m

Lisbon Humberto Delgado

Wed 4/29

4:25 pm-4:40 pm

1 stop29h 15m

$685

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Sun 4/19

9:05 pm-9:05 am

Nonstop7h 00m

Lisbon Humberto Delgado

Tue 4/28

6:35 am-5:35 pm

1 stop16h 00m

$687

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Mon 4/27

9:05 pm-9:05 am

Nonstop7h 00m

Lisbon Humberto Delgado

Tue 5/5

6:35 am-5:35 pm

1 stop16h 00m

$690

PhiladelphiaLisbon

PHL - LIS

PHLLIS

Philadelphia

Mon 4/6

9:57 pm-11:10 pm

2 stops20h 13m

Lisbon Humberto Delgado

Wed 4/15

11:05 am-1:50 pm

Nonstop7h 45m

$698

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Philadelphia is in November. Flight prices, which tend to average around $724, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from Philadelphia during January instead. Flights to Portugal in January, while not as cheap as those in November, still average around $751.

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 $937. 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 $1,150.

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 $1,010. 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 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 $975 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 $816 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 45% 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	$526
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 $526. The best round-trip flight deal from Philadelphia to Portugal found on momondo in the last 72 hours is $914.

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

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?
As of February 2026, there are 8 operators available to choose from 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?
Based on momondo bookings for flights between Philadelphia and Portugal, the leading plane model is Boeing 787-9 Dreamliner, making up 68.19% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 18.01%, Boeing 787 Dreamliner with 8.77%, and Airbus A380-800 with 1.05%.

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 Airlines	PriceFrom $489	Free Cancellation	Rating 7.4 9,283 reviews	Search United Airlines flights
Iberia	PriceFrom $546	Free Cancellation	Rating 7.0 3,114 reviews	Search Iberia flights
American Airlines	PriceFrom $567	Free Cancellation	Rating 7.2 11,277 reviews	Search American Airlines flights
Lufthansa	PriceFrom $576	Free Cancellation	Rating 6.8 7,780 reviews	Search Lufthansa flights
British Airways	PriceFrom $578	Free Cancellation	Rating 6.7 7,737 reviews	Search British Airways flights
Aer Lingus	PriceFrom $639	Free Cancellation	Rating 7.2 1,449 reviews	Search Aer Lingus flights
Finnair	PriceFrom $646	Free Cancellation	Rating 7.6 1,362 reviews	Search Finnair flights
TAP AIR PORTUGAL	PriceFrom $666	Free Cancellation	Rating 7.1 2,141 reviews	Search TAP AIR PORTUGAL 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

Sat 3/14

Sat 3/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights from Philadelphia

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $393

Flights to Portofrom $348

Flights to Funchalfrom $426

Flights to Farofrom $448

Flights to Ponta Delgadafrom $450

Flights to Lajesfrom $539

Flights to Hortafrom $635

Flights to Pico Islandfrom $542

Flights to Porto Santofrom $551

Flights to Velasfrom $562

Cheap flights from Philadelphia to Portugal from $292

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 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Philadelphia to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Finnair flights from Philadelphia to Portugal

Our best Finnair deals on Philadelphia to Portugal flight tickets

United Airlines flights from Philadelphia to Portugal

Our best United Airlines deals on Philadelphia to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Philadelphia to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Philadelphia to Portugal

What is the cheapest month to fly to Portugal?

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

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

What is the cheapest Philadelphia to Portugal flight route?

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

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

Can stopping save me money on Philadelphia to Portugal flights?

What is the cheapest airline that flies from Philadelphia to Portugal?

What airlines fly to Portugal?

How many flights depart from Philadelphia to Portugal on average per day?

How many flights depart from Philadelphia to Portugal on average per week?

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

Fastest flight time

Direct flights

Airports in Portugal

Best airlines flying from Philadelphia to Portugal

Compare and see reviews for airlines that fly from Philadelphia to Portugal with momondo

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Philadelphia flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year