$487 Cheap Flights from Portland (PDX) to Buenos Aires (EZE)

Popular airlines from Portland International Airport (PDX) to Ministro Pistarini Intl. Airport (EZE)

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Cheap Flights from Portland to Buenos Aires (PDX-EZE)

Prices were available within the past 7 days and start at $487 for one-way flights and $988 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
United
United
United
American Airlines
Delta
LATAM Airlines Group
Air Canada

Find the cheapest month to fly from Portland (PDX) to Buenos Aires (EZE)

October is typically the cheapest month to fly

From $1,014 - $1,612 per traveler.

Graph displaying average flight prices per month

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Flights from Portland (PDX) to Buenos Aires (EZE)
Origin airport
Portland Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United
Roundtrip price
$987
Distance
6839 mi

Portland to Buenos Aires Flights

The cheapest times to fly from Portland to Buenos Aires

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Buenos Aires are during the month of October. You can find some of the cheapest flights from Portland to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Buenos Aires

Sunday is one of the best days to book for cheap flights from Portland to Buenos Aires: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Buenos Aires

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $487 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Buenos Aires flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Buenos Aires airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE) cost?
Discover the latest flight deals from PDX to EZE by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PDX to EZE?
The cheapest flights from PDX to EZE are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PDX to EZE?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PDX to EZE. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE)?
You'll have to catch a flight with a layover when traveling from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PDX to EZE?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE)?
Select a flight from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE) last-minute?
Booking your flight from PDX to EZE right before your getaway is usually more expensive. But if there's some wiggle room with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a PDX to EZE flight and hotel package?
Compared with arranging flights and hotels separately, booking a PDX to EZE flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of hotels, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Ministro Pistarini Intl. Airport (EZE)?
If you booked your PDX to EZE flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.