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Flights from Philadelphia to Porto
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Latest Flight Deals from Philadelphia to Porto

Book one-way or return flights from Philadelphia to Porto from as little as NZD 980. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PHL06:00
        11h 30m
        1 stop
        OPO22:30
        Sun, Jun 9|Philadelphia - Porto|United Airlines
        NZD 980NZD 1,490
        34% OFF
        34% OFF
        NZD 1,490NZD 980
      • PHL15:40
        15h 5m
        1 stop
        OPO11:45
        Sun, May 19|Philadelphia - Porto|American Airlines
        NZD 985NZD 1,490
        34% OFF
        34% OFF
        NZD 1,490NZD 985
      • PHL11:15
        19h 30m
        1 stop
        OPO11:45
        Fri, May 31|Philadelphia - Porto|United Airlines
        NZD 999NZD 1,490
        33% OFF
        33% OFF
        NZD 1,490NZD 999
      • PHL06:00
        11h 30m
        1 stop
        OPO22:30
        Sun, Jun 2|Philadelphia - Porto|United Airlines
        NZD 1,040
        NZD 1,040
      • PHL15:30
        15h 15m
        1 stop
        OPO11:45
        Wed, Jun 5|Philadelphia - Porto|American Airlines
        NZD 1,093
        NZD 1,093
      • PHL18:00
        24h 25m
        1 stop
        OPO23:25
        Tue, Jul 9|Philadelphia - Porto|Jetblue Airways
        NZD 1,131
        NZD 1,131
      • PHL19:05
        16h 5m
        1 stop
        OPO16:10
        Mon, May 6|Philadelphia - Porto|American Airlines
        NZD 1,142
        NZD 1,142
      • PHL17:05
        13h 40m
        1 stop
        OPO11:45
        Fri, May 17|Philadelphia - Porto|United Airlines
        NZD 1,199
        NZD 1,199
      • PHL15:59
        12h 46m
        1 stop
        OPO09:45
        Sun, May 26|Philadelphia - Porto|United Airlines
        NZD 1,326
        NZD 1,326
      • PHL17:35
        17h
        1 stop
        OPO15:35
        Wed, Jun 5|Philadelphia - Porto|Lufthansa
        NZD 1,380
        NZD 1,380
      • PHL13:00
        3h 5m
        Direct
        OPO14:00
        Fri, May 10|Philadelphia - Porto|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Philadelphia to Porto? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Philadelphia to Porto. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Philadelphia to Porto

View airlines operating flights from Philadelphia to Porto. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From NZD 611
American Airlines
From NZD 731
Jetblue Airways
From NZD 745
United Airlines
From NZD 922
Air Canada
From NZD 977
TAP Air Portugal
From NZD 1,169
Iberia
From NZD 1,214
WestJet
From NZD 1,287
Delta Air Lines
From NZD 1,347
Lufthansa
From NZD 1,380
ANA airlines

Find more flights and airlines

Alternative Routes from Philadelphia to Porto

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Philadelphia to Porto.

  • Cheapest
    Frontier Airlines
    PHL
    06:00
    33h 15m
    2 transfer
    OPO
    20:15
    Philadelphia International Airport - Francisco Sa Carneiro International Airport
    Sat, May 4Frontier Airlines
    NZD 612
  • Frontier Airlines
    TTN
    21:23
    28h 37m
    2 transfer
    OPO
    07:00
    Trenton Mercer Airport - Francisco Sa Carneiro International Airport
    Fri, May 31Frontier Airlines
    NZD 808
  • Frontier Airlines
    TTN
    21:23
    28h 37m
    2 transfer
    OPO
    07:00
    Trenton Mercer Airport - Francisco Sa Carneiro International Airport
    Fri, May 31Frontier Airlines
    NZD 808
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Philadelphia (PHL) to Porto (OPO) the cheapest?

    Airlines adjust prices for flights from Philadelphia to Porto based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Philadelphia (PHL) to Porto (OPO) cost?

    According to Trip.com's data, the lowest price is around NZD 2,555.

  • What is the transportation method from the main airport to downtown in Porto?

    • The distance from Francisco Sa Carneiro International Airport to downtown is about 9km. It takes about 20 minutes by taxi.

How to find a cheap flight from Philadelphia to Porto

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Philadelphia to Porto. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Philadelphia to Porto

Cheapest nonstop flight price

NZD 979

Off-season for travel

March

Peak season for travel

July

Flight distance

5,480.58km

Popular airline

American Airlines

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