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Cheapest one-way flights from Newark (EWR) to Porto (OPO), September

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Dates, airline, and price
Dates	Airline	Price
06 Sep	FrenchBee
20 Sep	FrenchBee
01 Sep	FrenchBee
27 Sep	FrenchBee
24 Sep	FrenchBee
04 Sep	FrenchBee
05 Sep	FrenchBee
07 Sep	FrenchBee
30 Sep	Iberia
22 Sep	Air Canada

deals for return flights from Newark to Porto in September.

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Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Newark (EWR) to Porto (OPO), September

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