Cheap flights

Cheap flights from Portugal to United States

Track the cheapest Portugal–United States fares — currently from €254.

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Fares shown in EUR, observed from live searches.

Here's everything you need to book a cheap flight from Portugal to United States: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.

Portugal to United States flight prices by month

The cheapest month to fly Portugal to United States is Sep 2026, with fares from €254. Use the table below to find the cheapest time to travel.

MonthCheapest fare
Jul 2026€376
Aug 2026€348
Sep 2026Cheapest€254

Popular destinations from Portugal

SpainLondonParisNew YorkDubaiBangkokSingaporeMadridAthensIstanbulPragueViennaDublinMunichZürichUnited KingdomFranceUnited Arab EmiratesThailandSingaporeGreeceTürkiyeCzechia

Frequently asked questions

How much is a flight from Portugal to United States?

The cheapest Portugal–United States fare we've tracked recently is €254 one-way. The lowest prices usually appear in Sep 2026.

What is the cheapest month to fly from Portugal to United States?

Sep 2026 is currently the cheapest month to fly from Portugal to United States, with fares from €254. See the month-by-month table above for the full year.

How far in advance should I book Portugal to United States?

For Portugal–United States, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.

Can I set a price alert for Portugal to United States?

Yes — Flyozo watches the Portugal–United States route for free and emails you the moment the fare drops.

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Prices on this page are observed from live flight searches (20,905 recent fares), not estimates. Last updated Jun 25, 2026. Actual prices change constantly — always confirm on the booking site.