Which airports can I use when flying from Porto to Philadelphia?

Flights from Porto to Philadelphia usually depart from Porto (OPO) and arrive at Philadelphia (PHL).

What cabin classes can I book on flights from Porto to Philadelphia?

Only Economy Class is available on flights from Porto to Philadelphia.

Which airports do connecting flights from Porto to Philadelphia pass through?

Connecting flights from Porto to Philadelphia most commonly pass through: • Madrid Barajas (MAD) - 91% of one-stop connections • Frankfurt am Main (FRA) - 9% of one-stop connections Together, these airports account for 100% of one-stop bookings on this route.

Can I save money by using flexible dates for flights from Porto to Philadelphia?

Yes. Being flexible with your travel dates can save you up to 72% on the Porto to Philadelphia route. Monday is the cheapest departure day at $704 round-trip on average, while Friday is the most expensive at $2,436, a difference of $1,732. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Philadelphia?

Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.

How long is a flight from Porto to Philadelphia?

A nonstop flight from Porto to Philadelphia takes 0h 00m, covering 3,403 miles.

Do I need a passport to fly from Porto to Philadelphia?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from Porto to Philadelphia looking right now?

One-way fares from Porto to Philadelphia are currently lower than usual. Average one-way flight prices are about $385, which is 52% below the typical average for this route.

How much time can I save by choosing a different layover airport from Porto to Philadelphia?

Flying via Madrid Barajas (MAD) gives the shortest average 1-stop total travel time at 12h 39m, compared with 13h 49m via Frankfurt am Main (FRA).

What is the time difference between Porto and Philadelphia?

Philadelphia is 5 hours behind Porto (Eastern Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Philadelphia Airport (PHL)?

Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include: • Payless • Dollar • Hertz • Thrifty • Budget

How much should I expect to pay for a Porto to Philadelphia flight?

Round-trip flights from Porto to Philadelphia range from $733 to $954, with an average of $823 over the past 12 months. Anything below $733 counts as a good deal.

What is the most popular layover airport when flying from Porto to Philadelphia?

Madrid Barajas (MAD) is the most popular layover for the Porto to Philadelphia route. 91% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via MAD.

What is the cheapest layover airport when flying from Porto to Philadelphia?

Flights via Madrid Barajas (MAD) offer the most affordable fares, with an average round-trip price of $888. Based on KAYAK data over the past 3 months.

When flying from Porto to Philadelphia which airport offers the shortest layover?

Frankfurt am Main (FRA) had the shortest average connection time for Porto to Philadelphia layovers at 507 minutes over the past 3 months.

$380 CHEAP FLIGHTS from Porto to Philadelphia (OPO - PHL)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$715

Typical prices: $733-$954

Multiple Airlines

Mon 11/5Fri 11/9

OPO - PHL • 2 stops

Cheapest one-way

$380

Typical prices: $694-$922

Multiple Airlines

Sun 11/11

OPO - PHL • 3 stops

Nonstop flights

Not available

There are currently no direct flights between Porto and Philadelphia. You'll need to take a connecting flight to reach the destination.

Insights

Top layover airports

Madrid Barajas (MAD)

Cheapest • Avg $888 (round-trip)

Frankfurt am Main (FRA)

Shortest trip • 13h 49m (one-way)

Insights

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We hope you love your trip to Philadelphia!

Flight Deals

Cheap Flights from Porto to Philadelphia (OPO-PHL)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Porto to Philadelphia

Thu, Nov 5 - Mon, Nov 9

8:00 pm - 4:10 pmOPO Porto-PHL Philadelphia

25h 10m2 stops Lisbon Humberto Delgado Dublin

5:40 pm - 10:00 amPHL Philadelphia-OPO Porto

35h 20m2 stops Dublin Lisbon Humberto Delgado

$715Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

4:00 pm - 4:10 pmOPO Porto-PHL Philadelphia

29h 10m2 stops Lisbon Humberto Delgado Dublin

5:40 pm - 10:30 amPHL Philadelphia-OPO Porto

35h 50m2 stops Dublin Amsterdam Schiphol

$755Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

5:55 am - 8:03 pmOPO Porto-PHL Philadelphia

19h 08m2 stops Paris Charles de Gaulle Boston Logan Intl

9:00 am - 10:35 amPHL Philadelphia-OPO Porto

20h 35m2 stops Boston Logan Intl Paris Charles de Gaulle

$781Air France

Thu, Nov 5 - Mon, Nov 9

5:55 am - 8:03 pmOPO Porto-PHL Philadelphia

19h 08m2 stops Paris Charles de Gaulle Boston Logan Intl

12:25 pm - 10:35 amPHL Philadelphia-OPO Porto

17h 10m2 stops Boston Logan Intl Paris Charles de Gaulle

$783Air France

Thu, Nov 5 - Mon, Nov 9

8:40 pm - 3:35 pmOPO Porto-PHL Philadelphia

23h 55m1 stop Madrid Barajas

7:45 pm - 8:00 pmPHL Philadelphia-OPO Porto

19h 15m1 stop Madrid Barajas

$787Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

8:20 am - 3:35 pmOPO Porto-PHL Philadelphia

12h 15m1 stop Madrid Barajas

7:45 pm - 8:00 pmPHL Philadelphia-OPO Porto

19h 15m1 stop Madrid Barajas

$788Iberia

Thu, Nov 5 - Mon, Nov 9

8:40 pm - 3:35 pmOPO Porto-PHL Philadelphia

23h 55m1 stop Madrid Barajas

7:45 pm - 8:00 pmPHL Philadelphia-OPO Porto

19h 15m1 stop Madrid Barajas

$789Multiple Airlines

Thu, Oct 29 - Tue, Nov 3

8:40 pm - 4:35 pmOPO Porto-PHL Philadelphia

23h 55m1 stop Madrid Barajas

6:35 pm - 5:50 pmPHL Philadelphia-OPO Porto

18h 15m1 stop London Heathrow

$792Multiple Airlines

Thu, Nov 12 - Sun, Nov 15

8:20 am - 10:30 pmOPO Porto-PHL Philadelphia

19h 10m2 stops Madrid Barajas Boston Logan Intl

8:49 am - 11:45 amPHL Philadelphia-OPO Porto

21h 56m2 stops Boston Logan Intl Madrid Barajas

$793American Airlines

Thu, Nov 12 - Sun, Nov 15

12:25 pm - 5:47 pmOPO Porto-PHL Philadelphia

34h 22m2 stops Madrid Barajas Boston Logan Intl

1:10 pm - 11:45 amPHL Philadelphia-OPO Porto

17h 35m2 stops Boston Logan Intl Madrid Barajas

$794American Airlines

Booking Insights

Price, demand and travel trends for Porto to Philadelphia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Porto to Philadelphia with more confidence.

Airlines

Layovers

What is the cheapest airline to fly from Porto to Philadelphia?

Air France ($781) and Iberia ($788) are the cheapest airlines to fly round-trip from Porto to Philadelphia according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	$380

Flight from Porto to Philadelphia

When to book flights from Porto to Philadelphia

Are your dates flexible? Find out the best times to travel from Porto to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Porto to Philadelphia?
Flights from Porto to Philadelphia usually depart from Porto (OPO) and arrive at Philadelphia (PHL).
What cabin classes can I book on flights from Porto to Philadelphia?
Only Economy Class is available on flights from Porto to Philadelphia.
Which airports do connecting flights from Porto to Philadelphia pass through?
Connecting flights from Porto to Philadelphia most commonly pass through:

• Madrid Barajas (MAD) - 91% of one-stop connections
• Frankfurt am Main (FRA) - 9% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.
Can I save money by using flexible dates for flights from Porto to Philadelphia?
Yes. Being flexible with your travel dates can save you up to 72% on the Porto to Philadelphia route. Monday is the cheapest departure day at $704 round-trip on average, while Friday is the most expensive at $2,436, a difference of $1,732. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Philadelphia?
Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.
How long is a flight from Porto to Philadelphia?
A nonstop flight from Porto to Philadelphia takes 0h 00m, covering 3,403 miles.
Do I need a passport to fly from Porto to Philadelphia?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How are flight prices from Porto to Philadelphia looking right now?
One-way fares from Porto to Philadelphia are currently lower than usual. Average one-way flight prices are about $385, which is 52% below the typical average for this route.
How much time can I save by choosing a different layover airport from Porto to Philadelphia?
Flying via Madrid Barajas (MAD) gives the shortest average 1-stop total travel time at 12h 39m, compared with 13h 49m via Frankfurt am Main (FRA).
What is the time difference between Porto and Philadelphia?
Philadelphia is 5 hours behind Porto (Eastern Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Philadelphia Airport (PHL)?
Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:
• Payless
• Dollar
• Hertz
• Thrifty
• Budget
How much should I expect to pay for a Porto to Philadelphia flight?
Round-trip flights from Porto to Philadelphia range from $733 to $954, with an average of $823 over the past 12 months. Anything below $733 counts as a good deal.

If your dates can be flexible, aim for a Monday departure instead of Friday. On this route, Monday flights average $704 - about $1,732 less than Friday (71% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Philadelphia Airport.
- Embassy Suites by Hilton Philadelphia Airport
- DoubleTree by Hilton Philadelphia Airport
- Microtel Inn & Suites by Wyndham Philadelphia Airport

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OPO - PHL

$380 Find Cheap Flights from Porto to Philadelphia - Compare and Save

Everything you should know

Cheap Flights from Porto to Philadelphia (OPO-PHL)

Recent round-trip flight deals from Porto to Philadelphia

Recent one-way flight deals from Porto to Philadelphia

Price, demand and travel trends for Porto to Philadelphia flights

What is the cheapest airline to fly from Porto to Philadelphia?

What is the most popular layover airport when flying from Porto to Philadelphia?

What is the cheapest layover airport when flying from Porto to Philadelphia?

When flying from Porto to Philadelphia which airport offers the shortest layover?

Key details for Porto to Philadelphia flights

Cheapest flight

When to book flights from Porto to Philadelphia

Your Porto to Philadelphia flight questions, answered

Your guide to booking Porto to Philadelphia flights

More options for your flight from Porto to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Porto to Philadelphia

Find direct flights to and from Porto and Philadelphia

Flights from domestic origins to Philadelphia

Flights to other popular destinations

Find deals for your return flight