Cheapest one-way flights from Portland to Buenos Aires in November from $533

AirHint found the following cheapest one-way flights from Portland (PDX) to Buenos Aires (EZE) in November 2025 (see full year).

One-Way flights

29 Nov Alaska Airlines
28 Nov LATAM Airlines Group
25 Nov LATAM Airlines Group
22 Nov LATAM Airlines Group
13 Nov LATAM Airlines Group
16 Nov LATAM Airlines Group
19 Nov LATAM Airlines Group
10 Nov LATAM Airlines Group
04 Nov LATAM Airlines Group
07 Nov LATAM Airlines Group

Also check the deals for return flights from Portland to Buenos Aires in November.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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