Cheap flights from Porto to Buenos Aires

Cheapest return fare right now: €93326 Nov – 4 Dec · Iberia

Best dates

Dates	Nights	Airline	Stops	From	Price
26 Nov – 4 Dec	8	Iberia	1	Porto	€933	Book →
22 Dec – 11 Jan	19	Ethiopian Airlines	1	Porto	€1,648	Book →
16 Dec – 3 Jan	18	Air Europa	2	Porto	€2,046	Book →

Prices checked on 23 October 2026.

Some links are affiliate links — we may earn a small commission at no extra cost to you.

Mobile data from the moment you land — no roaming fees.

Skip-the-line tickets and tours in Buenos Aires.

Cover for medical costs, cancellations and lost luggage.

Rent from local companies, often without a credit card.

A driver waiting at arrivals, fixed price.

Check in two minutes whether you're owed compensation.

Some links are affiliate links — we may earn a small commission at no extra cost to you.

Weekly flight deals from your country, every Wednesday. Free, unsubscribe anytime.