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Argentina

$406+ Cheap flights from Portland (PDX) to Argentina

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — EZE
Feb 12 — Feb 191
Thu 2/12
Thu 2/19
1 adult, Economy
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Cheap flight deals from Portland to Argentina

Keep the following information in mind while searching for Portland to Argentina flight deals. Data was last updated January 13, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,059
(Kiwi.com)

One-way from

$406
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,299
Provider with most accurate pricing for Portland-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Portland-Buenos Aires (BUE) flights.
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From Portland to Argentina
Search Deals
One-way flight from Portland to Argentina
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Portland to Argentina

Cheapest flights from Portland to Argentina
Explore the most affordable flight options available from Portland to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2510:53 am
PDX
-
EZE
2 stops40h 04m
Multiple Airlines
Wed 3/411:00 am
EZE
-
PDX
1 stop38h 44m
Multiple Airlines
Deal found 1/10$1,059
This Ovago deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
PDX
-
EZE
1 stop21h 20m
Multiple Airlines
Mon 3/239:05 pm
EZE
-
PDX
1 stop19h 30m
Multiple Airlines
Deal found 1/11$1,099
This FlightHub deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:15 am
PDX
-
AEP
2 stops21h 40m
LATAM Airlines
Tue 3/178:25 pm
AEP
-
PDX
2 stops19h 49m
LATAM Airlines
Deal found 1/11$1,103
This Ovago deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:05 pm
PDX
-
EZE
1 stop36h 15m
Copa Airlines
Tue 3/179:05 pm
EZE
-
PDX
1 stop19h 30m
Copa Airlines
Deal found 1/11$1,114
This KAYAK deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:04 am
PDX
-
EZE
1 stop23h 41m
LATAM Airlines
Wed 8/198:10 pm
EZE
-
PDX
1 stop18h 27m
LATAM Airlines
Deal found 1/11$1,119
This KAYAK deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:40 am
PDX
-
AEP
2 stops23h 05m
LATAM Airlines
Thu 8/203:40 pm
AEP
-
PDX
2 stops24h 33m
LATAM Airlines
Deal found 1/11$1,119
This KAYAK deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:45 pm
PDX
-
EZE
2 stops28h 25m
LATAM Airlines
Sun 8/237:35 am
EZE
-
PDX
3 stops39h 20m
LATAM Airlines
Deal found 1/11$1,122
This Ovago deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2312:15 pm
PDX
-
EZE
1 stop17h 00m
LATAM Airlines
Mon 11/3010:15 pm
EZE
-
PDX
1 stop28h 12m
LATAM Airlines
Deal found 1/10$1,125
This Delta deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:40 am
PDX
-
EZE
1 stop18h 05m
Delta
Tue 8/258:10 pm
EZE
-
PDX
1 stop18h 27m
Delta
Deal found 1/11$1,127
This Ovago deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:39 pm
PDX
-
EZE
2 stops36h 41m
Multiple Airlines
Tue 3/179:05 pm
EZE
-
PDX
2 stops19h 28m
Multiple Airlines
Deal found 1/11$1,129
This United Airlines deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:30 am
PDX
-
EZE
3 stops22h 30m
United Airlines
Wed 8/199:00 pm
EZE
-
PDX
2 stops25h 05m
United Airlines
Deal found 1/11$1,131
This KAYAK deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:15 am
PDX
-
EZE
2 stops19h 50m
LATAM Airlines
Sun 3/223:55 pm
EZE
-
PDX
2 stops24h 19m
LATAM Airlines
Deal found 1/12$1,135

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Argentina that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 13, 2026.
Use the filters below to find and compare flights from Portland to Argentina that are best for you.

Fly from

Portland

Fly to

Argentina

Route

Depart

Return

Price

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 3/9

5:05 am-8:20 am

2 stops23h 15m

Buenos Aires Ministro Pistarini

Mon 3/23

10:55 pm-6:48 pm

2 stops23h 53m

$1,103

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Tue 3/10

6:15 am-11:45 am

3 stops25h 30m

Buenos Aires Jorge Newbery

Tue 3/17

5:15 pm-12:14 pm

2 stops22h 59m

$1,103

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sat 3/14

6:15 am-9:15 am

2 stops23h 00m

Buenos Aires Ministro Pistarini

Sun 3/22

3:55 pm-12:14 pm

2 stops24h 19m

$1,135

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Fri 3/13

10:58 am-10:30 am

2 stops19h 32m

Buenos Aires Jorge Newbery

Sun 3/22

5:15 pm-12:14 pm

2 stops22h 59m

$1,135

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Sun 3/15

11:40 am-2:00 pm

2 stops22h 20m

Buenos Aires Jorge Newbery

Sun 3/22

5:15 pm-12:14 pm

2 stops22h 59m

$1,135

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Fri 3/20

10:58 am-9:15 am

2 stops18h 17m

Buenos Aires Ministro Pistarini

Tue 3/31

7:21 pm-12:14 pm

2 stops20h 53m

$1,142

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Fri 3/20

10:58 am-10:30 am

2 stops19h 32m

Buenos Aires Jorge Newbery

Tue 3/31

6:20 pm-12:14 pm

2 stops21h 54m

$1,142

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 3/18

10:58 am-10:30 am

2 stops19h 32m

Buenos Aires Jorge Newbery

Sat 3/28

6:20 pm-12:14 pm

2 stops21h 54m

$1,142

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 3/5

7:00 am-9:30 pm

2 stops33h 30m

Buenos Aires Jorge Newbery

Sat 3/14

8:25 pm-12:14 pm

2 stops19h 49m

$1,159

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 3/18

7:00 am-10:15 am

1 stop23h 15m

Buenos Aires Ministro Pistarini

Sat 3/28

8:55 pm-10:30 am

1 stop17h 35m

$1,167

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 37 results
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Best time to book a flight from Portland to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Argentina

What is the cheapest month to book a flight from Portland to Argentina?

Currently, March is the cheapest month in which you can book a flight from Portland to Argentina (average of $826). Flying from Portland to Argentina in June is currently the most expensive (average of $1,595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Argentina. Reviews last updated January 13, 2026.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and United Airlines from Portland to Argentina to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,038 reviews

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,038 reviews
Delta
7.9
Good
8,038 reviews

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,904 reviews
Delta
7.9
Good
8,038 reviews

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,151 reviews
Delta
7.9
Good
8,038 reviews

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,117 reviews
Delta
7.9
Good
8,038 reviews

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Argentina?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Argentina. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • How long is the flight from Portland to Argentina?

    A quick flight from Portland to Argentina can take about 25h 30m. LATAM Airlines provides one of the quickest options available for as low as $1,103. The distance from Portland to Argentina is about 6826 mi.

  • What are the most popular routes from Portland to Argentina?

    Most travelers choose Portland - Buenos Aires Ministro Pistarini, Portland - Buenos Aires Jorge Newbery or Portland - San Carlos de Bariloche Teniente Luis Candelaria when deciding on the best route from Portland to Argentina.

  • Can I find deals for flights from Portland to Argentina that include hotel bookings?

    Yes. In addition to deals on Portland to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Argentina?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Argentina.

  • Can I find deals for business class flights from Portland to Argentina?

    Yes. Cheapflights offers flight deals from Portland to Argentina by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Argentina?

    Currently, March is the cheapest month in which you can book a flight from Portland to Argentina (average of $826). Flying from Portland to Argentina in June is currently the most expensive (average of $1,595). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Boise to Lima flights
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Portland to Santiago flights
Portland to Jorge Newbery flights
Portland to Jose Maria Cordova Intl flights
Portland to Cuzco flights
Portland to Quito flights
Portland to Guarulhos Intl flights
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Portland to Montevideo flights
Portland to Santa Cruz de la Sierra flights
Boise to Ministro Pistarini flights
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Boise to Jose Maria Cordova Intl flights
Portland to Rio de Janeiro–Galeão Intl flights
Medford to Santiago flights
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Portland to Salvador flights
Portland to Punta Arenas flights
Portland to Goiânia flights
Portland to Santos Dumont flights
Boise to Guarulhos Intl flights
Portland to Georgetown flights
Boise to Bogotá flights
Eugene to Ministro Pistarini flights
Boise to Santiago flights
Portland to Asuncion flights
Portland to Curitiba flights
Portland to La Paz flights
Medford to Quito flights
Portland to Caracas flights
Boise to Rio de Janeiro–Galeão Intl flights
Portland to Florianopolis flights
Portland to Porto Alegre flights
Portland to Popayán flights
Portland to Vitória flights
Redmond to Cuzco flights
Redmond to Santiago flights
Boise to Caracas flights
Eugene to Montevideo flights
Eugene to Rio de Janeiro–Galeão Intl flights
Medford to Bogotá flights
Portland to San Carlos de Bariloche flights

Top 4 airlines flying from Portland to Argentina

Discover the top 4 airlines that operate flights from Portland to Argentina. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$826Average$1,335FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$971Average$1,285FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,081Average$1,334FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,125Average$1,366FlexibilityNo cancel feeOn-time81%

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