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$328+ Cheap flights from Porto (OPO) to Pennsylvania

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Porto to Pennsylvania

Keep the following information in mind while searching for Porto to Pennsylvania flight deals. Data was last updated June 12, 2025.

Round-trip from

$418
(Booking.com)

One-way from

$328
(Agoda.com)
From Porto to Pennsylvania
Search Deals
One-way flight from Porto to Pennsylvania
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Find flight deals from Porto to Pennsylvania

Cheapest flights from Porto to Pennsylvania
Explore the most affordable flight options available from Porto to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:55 pmOPO - IAD
1 stop30h 40mBrussels Airlines
Sat 1/35:45 pmIAD - OPO
1 stop13h 20mBrussels Airlines
Deal found 6/10$417
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:15 amOPO - EWR
1 stop17h 30mMultiple Airlines
Tue 9/99:55 pmEWR - OPO
Nonstop6h 50mMultiple Airlines
Deal found 6/10$418
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:35 pmOPO - EWR
1 stop27h 05mScandinavian Airlines
Sun 11/95:30 pmEWR - OPO
1 stop18h 15mScandinavian Airlines
Deal found 6/10$428
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Sat 8/306:15 amOPO - EWR
1 stop17h 30mLufthansa
Tue 9/96:00 pmEWR - OPO
1 stop16h 45mLufthansa
Deal found 6/10$462
This AirNGo deal was found by Cheapflights users on 6/10. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:05 pmOPO - EWR
Nonstop8h 00mTAP AIR PORTUGAL
Thu 9/2510:45 pmEWR - OPO
Nonstop6h 45mTAP AIR PORTUGAL
Deal found 6/10$471
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/236:30 amOPO - IAD
1 stop14h 05mDelta
Wed 7/99:20 pmIAD - OPO
1 stop13h 10mDelta
Deal found 6/12$486
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:15 amOPO - EWR
2 stops19h 15mAmerican Airlines
Tue 9/309:25 pmEWR - OPO
2 stops17h 30mAmerican Airlines
Deal found 6/11$487
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:15 amOPO - IAD
1 stop11h 45mAmerican Airlines
Tue 10/214:35 pmIAD - OPO
1 stop14h 05mAmerican Airlines
Deal found 6/11$491
This oojo deal was found by Cheapflights users on 6/12. 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.
Wed 10/810:25 pmOPO - IAD
1 stop21h 55mTAP AIR PORTUGAL
Tue 10/215:00 pmIAD - OPO
1 stop16h 05mTAP AIR PORTUGAL
Deal found 6/12$492
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/224:20 pmOPO - IAD
1 stop28h 15mKLM
Mon 7/75:25 pmIAD - OPO
1 stop17h 10mKLM
Deal found 6/12$493
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2311:25 amOPO - DCA
2 stops17h 08mDelta
Wed 7/91:25 pmDCA - OPO
2 stops16h 15mDelta
Deal found 6/12$498
This SWISS deal was found by Cheapflights users on 6/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:40 amOPO - EWR
1 stop16h 30mSWISS
Fri 9/269:50 pmEWR - OPO
1 stop29h 05mSWISS
Deal found 6/11$502

Cheapflights Fare Finder

Customize your flight search to find flights from Porto to Pennsylvania 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 June 12, 2025.
Use the filters below to find and compare flights from Porto to Pennsylvania that are best for you.

Fly from

Porto

Fly to

Pennsylvania

Route

Depart

Return

Price

PortoNewark

OPO - EWR

OPOEWR

Porto

Sat 8/30

6:15 am-6:45 pm

1 stop17h 30m

Newark

Tue 9/9

9:55 pm-9:45 am

Nonstop6h 50m

$418

PortoNewark

OPO - EWR

OPOEWR

Porto

Mon 11/3

5:35 pm-3:40 pm

1 stop27h 05m

Newark

Sun 11/9

5:30 pm-4:45 pm

1 stop18h 15m

$428

PortoNewark

OPO - EWR

OPOEWR

Porto

Sat 8/30

6:15 am-6:45 pm

1 stop17h 30m

Newark

Tue 9/9

6:00 pm-3:45 pm

1 stop16h 45m

$462

PortoNewark

OPO - EWR

OPOEWR

Porto

Thu 9/18

6:05 pm-9:05 pm

Nonstop8h 00m

Newark

Thu 9/25

10:45 pm-10:30 am

Nonstop6h 45m

$471

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Mon 6/23

6:30 am-3:35 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Wed 7/9

9:20 pm-3:30 pm

1 stop13h 10m

$486

PortoNewark

OPO - EWR

OPOEWR

Porto

Wed 9/10

8:15 am-10:30 pm

2 stops19h 15m

Newark

Tue 9/30

9:25 pm-7:55 pm

2 stops17h 30m

$487

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Wed 10/8

8:15 am-3:00 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Tue 10/21

4:35 pm-11:40 am

1 stop14h 05m

$491

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Wed 10/8

10:25 pm-3:20 pm

1 stop21h 55m

Washington, D.C. Dulles Intl

Tue 10/21

5:00 pm-2:05 pm

1 stop16h 05m

$492

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Sun 6/22

4:20 pm-3:35 pm

1 stop28h 15m

Washington, D.C. Dulles Intl

Mon 7/7

5:25 pm-3:35 pm

1 stop17h 10m

$493

PortoWashington, D.C.

OPO - DCA

OPODCA

Porto

Mon 6/23

11:25 am-11:33 pm

2 stops17h 08m

Washington, D.C. Reagan-National

Wed 7/9

1:25 pm-10:40 am

2 stops16h 15m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Porto 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 Porto to Pennsylvania

Rainfall in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

Temperature in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, KLM and Air Transat from Porto to Pennsylvania. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Porto to Pennsylvania. 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 from for flights from Porto to Pennsylvania?

    Most people fly from Porto (OPO) if they book a flight from Porto to Pennsylvania. Porto is conveniently located just 6.8 mi from Porto’s city center.

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

    $328 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Iberia and Air Europa, with prices starting from $335 and $347, respectively.

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

    Most travelers choose Porto - Newark, Porto - New York LaGuardia or Porto - New York John F Kennedy Intl when deciding on the best route from Porto to Pennsylvania.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to Pennsylvania 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 Porto to Pennsylvania?

    Currently, August is the cheapest month in which you can book a flight from Porto to Pennsylvania (average of $236). Flying from Porto to Pennsylvania in March is currently the most expensive (average of $295). 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

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Alternative routes for Porto to Pennsylvania

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

Discover the top airline that operate flights from Porto to Pennsylvania. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$760Average$828FlexibilityNo cancel feeOn-time70%

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