Philadelphia to Porto flights

Find your dates. Discover your next journey.

Lowest observed: €484, departing 16 Oct 2026 (Last checked: 6 Oct 2026)One-way fareCheck live prices for this route
Airlines seen: Aer Lingus, Air Canada, Air Europa, easyJet, Frontier Airlines, Icelandair +7 more
Typical journey time: 26h 31m

Lowest observed

€484

Cheapest month

October 2026

Last checked

6 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €484

16 Oct 2026

3 stops · One way

Cheapest observed day · Last checked: 6 Oct 2026

Departure

19:19

When to fly

Explore dates

Find the dates that work for you

The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Short answer

We have seen Aer Lingus fares from Philadelphia to Porto. The lowest fare our own searches returned is €484, seen on 6 Oct 2026. October 2026 is the cheapest month in our observations, at €484. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Philadelphia to Porto. Prices move often, so pick your dates to see the latest options.

Route distance: 5,479 km
Typical journey time: 26h 31m
Airlines seen: Aer Lingus, Air Canada, Air Europa, easyJet, Frontier Airlines, Icelandair +7 more
Seen on fares with a connection: Frontier Airlines, JetBlue, Aer Lingus, Air Canada, Ryanair, easyJet +2 more
Alternative airports: TTN

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

Philadelphia International Airport (PHL) → Philadelphia, city gazetteer reference point (39.9523, -75.1638): ≈ 11 km.
Trenton Mercer Airport (TTN) → Philadelphia, city gazetteer reference point (39.9523, -75.1638): ≈ 47 km.
Porto Airport (OPO) → Porto, city gazetteer reference point (41.1579, -8.6291): ≈ 11 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much is a flight from Philadelphia to Porto?

The lowest fare we have observed is €484, found on 6 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Philadelphia to Porto?

In our observations October 2026 is the cheapest month so far, at €484.

Are there direct flights from Philadelphia to Porto?

Our data holds no non-stop flight from Philadelphia to Porto. The fares on this page include at least one stop.

Which airlines fly from Philadelphia to Porto?

These are the carriers we have seen on the route: Aer Lingus, Air Canada, Air Europa, easyJet, Frontier Airlines, Icelandair +7 more.

How long does the flight from Philadelphia to Porto take?

The average journey time across the 70 fares we observed is 26h 59m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Philadelphia to Porto fares were non-stop?

None of the 71 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide