How does KAYAK find such low prices on flights from Pennsylvania to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Porto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Pennsylvania to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Pennsylvania with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$348 CHEAP FLIGHTS from Pennsylvania to Porto

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.

Flight Deals

Cheap Flights from Pennsylvania to Porto

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Pennsylvania to Porto

Sun, Nov 8 - Tue, Nov 24

12:55 pm - 4:45 pmPIT Pittsburgh-OPO Porto

22h 50m2 stops New York John F Kennedy Intl London Heathrow

8:20 am - 7:43 pmOPO Porto-PIT Pittsburgh

16h 23m2 stops Madrid Barajas Chicago O'Hare Intl

$564British Airways

Tue, Nov 17 - Tue, Nov 24

12:58 pm - 9:30 amPIT Pittsburgh-OPO Porto

15h 32m1 stop Newark

12:35 pm - 7:08 pmOPO Porto-PIT Pittsburgh

11h 33m1 stop Newark

$565United Airlines

Tue, Nov 17 - Tue, Nov 24

6:30 am - 9:30 amPIT Pittsburgh-OPO Porto

22h 00m2 stops Chicago O'Hare Intl Newark

12:35 pm - 11:30 pmOPO Porto-PIT Pittsburgh

15h 55m2 stops Newark Washington, D.C. Dulles Intl

$570United Airlines

Tue, Nov 17 - Tue, Nov 24

6:30 am - 9:30 amPIT Pittsburgh-OPO Porto

22h 00m2 stops Chicago O'Hare Intl Newark

12:35 pm - 10:09 pmOPO Porto-PIT Pittsburgh

14h 34m1 stop Newark

$570United Airlines

Wed, Nov 4 - Wed, Nov 11

12:55 pm - 7:40 amPIT Pittsburgh-OPO Porto

13h 45m2 stops New York John F Kennedy Intl Madrid Barajas

8:20 am - 7:43 pmOPO Porto-PIT Pittsburgh

16h 23m2 stops Madrid Barajas Chicago O'Hare Intl

$571Iberia

Wed, Nov 4 - Wed, Nov 11

12:20 pm - 8:15 amPIT Pittsburgh-OPO Porto

14h 55m1 stop New York John F Kennedy Intl

5:55 am - 10:20 pmOPO Porto-PIT Pittsburgh

21h 25m2 stops Paris Charles de Gaulle Boston Logan Intl

$580Delta

Tue, Nov 3 - Tue, Nov 10

4:03 pm - 11:45 amPIT Pittsburgh-OPO Porto

14h 42m2 stops Chicago O'Hare Intl Madrid Barajas

8:40 pm - 7:43 pmOPO Porto-PIT Pittsburgh

28h 03m2 stops Madrid Barajas Chicago O'Hare Intl

$582Iberia

Fri, Nov 6 - Fri, Nov 13

12:55 pm - 7:40 amPIT Pittsburgh-OPO Porto

13h 45m2 stops New York John F Kennedy Intl Madrid Barajas

8:20 am - 7:43 pmOPO Porto-PIT Pittsburgh

16h 23m2 stops Madrid Barajas Chicago O'Hare Intl

$621Multiple Airlines

Mon, Nov 9 - Mon, Nov 16

4:25 pm - 11:45 amPHL Philadelphia-OPO Porto

14h 20m2 stops Boston Logan Intl Madrid Barajas

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

23h 55m1 stop Madrid Barajas

$628American Airlines

Mon, Nov 9 - Mon, Nov 16

4:25 pm - 11:45 amPHL Philadelphia-OPO Porto

14h 20m2 stops Boston Logan Intl Madrid Barajas

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

23h 55m1 stop Madrid Barajas

$630American Airlines

Recent last minute flight deals from Pennsylvania to Porto

Sat, Sep 26 - Wed, Oct 7

2:11 pm - 6:15 pmPIT Pittsburgh-OPO Porto

47h 04m2 stops Chicago O'Hare Intl Zurich

6:00 am - 10:38 pmOPO Porto-PIT Pittsburgh

21h 38m2 stops Frankfurt am Main Newark

$707Multiple Airlines

Sat, Sep 26 - Wed, Oct 7

10:56 am - 9:45 amPIT Pittsburgh-OPO Porto

17h 49m2 stops Chicago O'Hare Intl Newark

12:35 pm - 10:38 pmOPO Porto-PIT Pittsburgh

15h 03m1 stop Newark

$708United Airlines

Sat, Sep 26 - Wed, Oct 7

7:18 pm - 9:45 amPIT Pittsburgh-OPO Porto

9h 27m1 stop Newark

12:35 pm - 10:38 pmOPO Porto-PIT Pittsburgh

15h 03m1 stop Newark

$813United Airlines

Tue, Sep 29 - Tue, Oct 6

6:10 am - 9:45 amPHL Philadelphia-OPO Porto

22h 35m2 stops Chicago O'Hare Intl Newark

6:00 am - 4:05 pmOPO Porto-PHL Philadelphia

15h 05m1 stop Frankfurt am Main

$825Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

5:40 pm - 3:45 pmPHL Philadelphia-OPO Porto

17h 05m1 stop Frankfurt am Main

6:00 am - 4:05 pmOPO Porto-PHL Philadelphia

15h 05m1 stop Frankfurt am Main

$830Lufthansa

Tue, Sep 29 - Tue, Oct 6

3:08 pm - 9:45 amPHL Philadelphia-OPO Porto

13h 37m2 stops Washington, D.C. Dulles Intl Newark

6:00 am - 11:30 pmOPO Porto-PHL Philadelphia

22h 30m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$835United Airlines

Tue, Sep 29 - Tue, Oct 6

3:25 pm - 12:40 amPHL Philadelphia-OPO Porto

28h 15m3 stops Montreal Pierre Elliott Trudeau Intl Milan Malpensa Lisbon Humberto Delgado

4:50 pm - 9:32 pmOPO Porto-PHL Philadelphia

33h 42m3 stops Barcelona-El Prat Milan Malpensa Montreal Pierre Elliott Trudeau Intl

$857Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

3:25 pm - 7:40 pmPHL Philadelphia-OPO Porto

23h 15m2 stops Montreal Pierre Elliott Trudeau Intl Milan Malpensa

4:50 pm - 9:32 pmOPO Porto-PHL Philadelphia

33h 42m3 stops Barcelona-El Prat Milan Malpensa Montreal Pierre Elliott Trudeau Intl

$887Multiple Airlines

Sat, Sep 26 - Wed, Oct 7

2:11 pm - 6:15 pmPIT Pittsburgh-OPO Porto

47h 04m2 stops Chicago O'Hare Intl Zurich

6:00 am - 10:38 pmOPO Porto-PIT Pittsburgh

21h 38m2 stops Frankfurt am Main Newark

$978Multiple Airlines

Sat, Sep 26 - Wed, Oct 7

7:59 pm - 3:40 pmPIT Pittsburgh-OPO Porto

38h 41m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

12:35 pm - 7:12 pmOPO Porto-PIT Pittsburgh

11h 37m1 stop Newark

$995Lufthansa

Useful Info

Low season	January
High season	July
Cheapest flight	$348

Best time to beat the crowds with an average 25% drop in price.

Most popular time to fly with an average 27% increase in price.

Flight from Philadelphia to Porto

How does KAYAK find such low prices on flights from Pennsylvania to Porto?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Porto?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Porto?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Guimarães

Lamego

Matosinhos

Viseu

Chaves

Pinhao

Esposende

Santa Maria da Feira

Ponte de Lima

Espinho

Baiao

Arcos de Valdevez

Caminha

Mesao Frio

Mira

Amares

Penafiel

Curia

More options for your flight to Porto

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

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

OPO

$348 Find Cheap Flights from Pennsylvania to Porto - Compare and Save

Cheap Flights from Pennsylvania to Porto

Recent round-trip flight deals from Pennsylvania to Porto

Recent one-way flight deals from Pennsylvania to Porto

Recent last minute flight deals from Pennsylvania to Porto

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Pennsylvania to Porto

Traveling to a place near Porto?

More options for your flight to Porto

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

Information on the airport you'll fly into in Porto

Cabin class types available on flights to Pennsylvania

Find direct flights for Porto

Flights from domestic origins to Porto

Flights to other popular destinations

Find deals for your return flight