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$216+ Cheap flights from Pennsylvania to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — OPO
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Pennsylvania to Porto

Cheapest flights from Pennsylvania to Porto
Explore the most affordable flight options available from Pennsylvania to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:05 pm
JFK
-
OPO
1 stop16h 15m
Air Europa
Sun 5/1011:35 am
OPO
-
JFK
1 stop11h 10m
Air Europa
Deal found 2/2$424
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:05 pm
JFK
-
OPO
1 stop16h 15m
Air Europa
Sun 4/1911:35 am
OPO
-
JFK
1 stop11h 10m
Air Europa
Deal found 2/3$428
This Air Europa deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:05 pm
JFK
-
OPO
1 stop12h 10m
Air Europa
Wed 12/24:05 pm
OPO
-
JFK
1 stop30h 45m
Air Europa
Deal found 2/4$429
This Air Europa deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:05 pm
JFK
-
OPO
1 stop12h 10m
Air Europa
Mon 5/114:05 pm
OPO
-
JFK
1 stop30h 40m
Air Europa
Deal found 2/2$430
This FlightHub deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2912:40 am
JFK
-
OPO
1 stop13h 40m
Air Europa
Thu 9/177:35 am
OPO
-
JFK
1 stop15h 10m
Air Europa
Deal found 2/1$431
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:30 pm
JFK
-
OPO
2 stops21h 40m
Multiple Airlines
Tue 4/2110:25 pm
OPO
-
JFK
2 stops28h 40m
Multiple Airlines
Deal found 2/3$432
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:05 am
JFK
-
OPO
2 stops28h 20m
Multiple Airlines
Thu 3/126:35 am
OPO
-
JFK
2 stops18h 25m
Multiple Airlines
Deal found 2/2$433
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:35 am
LGA
-
OPO
2 stops27h 50m
Multiple Airlines
Thu 3/126:35 am
OPO
-
LGA
2 stops18h 58m
Multiple Airlines
Deal found 2/2$433
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:30 pm
EWR
-
OPO
2 stops22h 55m
Multiple Airlines
Thu 3/126:35 am
OPO
-
EWR
2 stops18h 02m
Multiple Airlines
Deal found 2/2$433
This oojo deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:05 pm
JFK
-
OPO
1 stop16h 15m
Air Europa
Mon 5/118:10 pm
OPO
-
JFK
1 stop26h 35m
Air Europa
Deal found 2/5$434
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:45 pm
EWR
-
OPO
1 stop16h 10m
Multiple Airlines
Wed 3/116:45 am
OPO
-
EWR
1 stop14h 30m
Multiple Airlines
Deal found 2/3$435
This Mytrip deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:30 am
EWR
-
OPO
2 stops18h 20m
Multiple Airlines
Thu 3/126:35 am
OPO
-
EWR
2 stops18h 02m
Multiple Airlines
Deal found 2/5$439

Find flight deals from Pennsylvania to Porto

Keep the following information in mind while searching for Pennsylvania to Porto flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$424
(oojo)

One-way from

$216
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$867
Provider with most accurate pricing for Philadelphia-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Porto flights.
Search Deals
From Pennsylvania to Porto
Search Deals
One-way flight from Pennsylvania to Porto
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Porto 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, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Pennsylvania to Porto that are best for you.

Fly from

Pennsylvania

Fly to

Porto

Route

Depart

Return

Price

New YorkPorto

LGA - OPO

LGAOPO

New York LaGuardia

Wed 3/4

3:20 pm-9:50 am

2 stops13h 30m

Porto

Tue 3/10

7:35 am-9:33 pm

2 stops17h 58m

$462

NewarkPorto

EWR - OPO

EWROPO

Newark

Thu 4/16

5:45 pm-5:05 pm

2 stops18h 20m

Porto

Wed 5/6

11:50 am-1:15 pm

2 stops30h 25m

$462

New YorkPorto

JFK - OPO

JFKOPO

New York John F Kennedy Intl

Sun 5/3

10:05 pm-3:15 pm

1 stop12h 10m

Porto

Tue 5/12

7:35 am-5:45 pm

1 stop15h 10m

$489

New YorkPorto

JFK - OPO

JFKOPO

New York John F Kennedy Intl

Mon 4/20

4:55 pm-7:40 am

1 stop9h 45m

Porto

Tue 4/28

12:25 pm-6:55 pm

1 stop11h 30m

$499

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 4/20

9:45 pm-9:45 am

Nonstop7h 00m

Porto

Tue 4/28

6:00 am-3:55 pm

1 stop14h 55m

$499

NewarkPorto

EWR - OPO

EWROPO

Newark

Wed 3/4

9:45 pm-9:30 am

Nonstop6h 45m

Porto

Tue 3/10

6:00 am-5:15 pm

1 stop15h 15m

$499

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 3/9

10:45 pm-9:30 am

Nonstop6h 45m

Porto

Tue 3/17

6:00 am-3:00 pm

1 stop13h 00m

$500

NewarkPorto

EWR - OPO

EWROPO

Newark

Mon 3/9

7:30 pm-9:35 am

2 stops34h 05m

Porto

Sun 3/29

5:55 pm-1:15 pm

2 stops24h 20m

$503

PhiladelphiaPorto

PHL - OPO

PHLOPO

Philadelphia

Mon 3/9

3:30 pm-12:05 pm

2 stops16h 35m

Porto

Mon 3/30

4:35 pm-4:05 pm

1 stop28h 30m

$506

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Thu 3/19

3:00 pm-2:45 pm

2 stops19h 45m

Porto

Thu 3/26

6:00 am-11:10 pm

2 stops21h 10m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Porto

What is the cheapest month to book a flight from Pennsylvania to Porto?

Currently, March is the cheapest month in which you can book a flight from Pennsylvania to Porto (average of $489). Flying from Pennsylvania to Porto in December is currently the most expensive (average of $844). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Pennsylvania?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Pennsylvania to Porto.

  • How long is the flight from Pennsylvania to Porto?

    Airlines like Scandinavian Airlines, Air Europa, and Iberia fly from Pennsylvania to Porto in about 9h 45m. The time it takes to get you to your destination can typically vary by up to 8h 35m. There are 3311 mi between Pennsylvania and Porto. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pennsylvania to Porto one-way?

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $331. Users have also found prices from $456 and $478 on Lufthansa and United Airlines, respectively.

  • What are the most popular routes from Pennsylvania to Porto?

    The most popular route from Pennsylvania to Porto is Newark - Porto. You may also consider New York John F Kennedy Intl - Porto or New York LaGuardia - Porto.

  • Can I find deals for flights from Pennsylvania to Porto that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Porto.

  • Can I find deals for business class flights from Pennsylvania to Porto?

    Yes. Cheapflights offers flight deals from Pennsylvania to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Porto?

    Currently, March is the cheapest month in which you can book a flight from Pennsylvania to Porto (average of $489). Flying from Pennsylvania to Porto in December is currently the most expensive (average of $844). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Pennsylvania to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Pennsylvania to Porto

Discover the top 5 airlines that operate flights from Pennsylvania to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$489Average$954FlexibilityNo cancel feeOn-time69%
IberiaCheapest$546Average$855FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$567Average$860FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$576Average$892FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$616Average$885FlexibilityNo cancel feeOn-time70%

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