Porto (OPO) to Philadelphia (PHL) flights
One airline flies nonstop from Porto (OPO) to Philadelphia (PHL): American Airlines. The two airports are 3,406 miles (5,482 km) apart. American Airlines is in oneworld. There are also 21 ways to fly it with one stop, through Boston, Montreal and Lisbon and more.
Airlines flying nonstop from OPO to PHL
- American Airlinesoneworld · bookable with 9 programsWho books it
Book OPO to PHL with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Alaska Atmos RewardsBooks American Airlines
- American AAdvantageBooks American Airlines
- British Airways ClubBooks American Airlines
- Cathay Pacific Asia MilesBooks American Airlines
- Finnair PlusBooks American Airlines
- Iberia ClubBooks American Airlines
- JAL Mileage BankBooks American Airlines
- Qantas Frequent FlyerBooks American Airlines
- Qatar Airways Privilege ClubBooks American Airlines
OPO to PHL with one stop
21 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Boston (BOS)TAP Portugal, then American Airlines, JetBlue Airways and 1 more
- Via Montreal (YUL)Air Canada the whole way
- Via Lisbon (LIS)TAP Portugal, then American Airlines
- Via Toronto (YYZ)Air Transat, then American Airlines and Air Canada
- Via Madrid (MAD)Ryanair, Iberia and 2 more, then American Airlines
+1
- Via Dublin (DUB)Ryanair, then American Airlines and Aer Lingus
- Via Edinburgh (EDI)Ryanair, then American Airlines
- Via Barcelona (BCN)Ryanair and Vueling, then American Airlines
- Via Paris (CDG)Air France, then American Airlines
- Via Amsterdam (AMS)Transavia, KLM and 1 more, then American Airlines
- Via Nice (NCE)easyJet, then American Airlines
- Via Zurich (ZRH)SWISS, TAP Portugal and 2 more, then American Airlines
+1 - Via Frankfurt (FRA)Lufthansa, then Discover Airlines
- Via Milan (MXP)Ryanair, easyJet and 1 more, then American Airlines
- Via Copenhagen (CPH)Ryanair, Norwegian Air Sweden and 1 more, then American Airlines
OPO to PHL: common questions
Which airlines fly nonstop from OPO to PHL?
American Airlines (oneworld) flies nonstop from Porto (OPO) to Philadelphia (PHL).
How far is Porto from Philadelphia by plane?
Porto (OPO) and Philadelphia (PHL) are 3,406 miles (5,482 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book OPO to PHL award flights?
9 programs can book at least one of the nonstop airlines: Alaska Atmos Rewards, American AAdvantage, British Airways Club, Cathay Pacific Asia Miles, Finnair Plus, Iberia Club, JAL Mileage Bank, Qantas Frequent Flyer and 1 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does OPO to PHL cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for OPO to PHL with taxes and fees.
Where can I connect between Porto and Philadelphia?
The most direct connections are through Boston (BOS), Montreal (YUL), Lisbon (LIS), Toronto (YYZ) and Madrid (MAD). On 1 of them the same airline flies both flights, for example Air Canada through Montreal.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.