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Argentina

$375+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — EZE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$1,005
(Trip.com)

One-way from

$375
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,334
From Portland to Argentina
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One-way flight from Portland to Argentina
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Highest demand for flights based on searches. 4% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:18 pmPDX - AEP
2 stops22h 42mMultiple Airlines
Thu 11/68:25 pmAEP - PDX
2 stops20h 58mMultiple Airlines
Deal found 9/14$1,005
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:21 pmPDX - AEP
2 stops22h 39mMultiple Airlines
Sat 11/153:40 pmAEP - PDX
2 stops25h 43mMultiple Airlines
Deal found 9/16$1,080
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 12/82:15 pmPDX - EZE
2 stops35h 05mMultiple Airlines
Mon 12/1511:00 amEZE - PDX
1 stop38h 50mMultiple Airlines
Deal found 9/15$1,082
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 12/72:15 pmPDX - EZE
2 stops35h 05mMultiple Airlines
Mon 12/1511:00 amEZE - PDX
1 stop38h 50mMultiple Airlines
Deal found 9/15$1,083
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/142:52 pmPDX - EZE
2 stops31h 38mMultiple Airlines
Tue 10/217:30 amEZE - PDX
2 stops30h 00mMultiple Airlines
Deal found 9/16$1,093
This FlightHub deal was found by Cheapflights users on 9/15. 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 11/1110:35 amPDX - EZE
2 stops27h 08mLATAM Airlines
Mon 11/247:43 pmEZE - PDX
2 stops21h 03mLATAM Airlines
Deal found 9/15$1,101
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 12/810:05 amPDX - EZE
2 stops17h 55mDelta
Wed 12/178:55 pmEZE - PDX
2 stops21h 18mDelta
Deal found 9/15$1,116
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:10 pmPDX - EZE
2 stops27h 10mLATAM Airlines
Wed 12/177:43 pmEZE - PDX
2 stops28h 48mLATAM Airlines
Deal found 9/14$1,125
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:10 pmPDX - AEP
2 stops28h 45mLATAM Airlines
Sun 12/145:15 pmAEP - PDX
2 stops23h 34mLATAM Airlines
Deal found 9/14$1,125
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:18 amPDX - EZE
2 stops38h 47mMultiple Airlines
Mon 12/154:05 amEZE - PDX
2 stops21h 45mMultiple Airlines
Deal found 9/15$1,127
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 11/1812:35 amPDX - EZE
2 stops25h 45mDelta
Wed 11/268:55 pmEZE - PDX
1 stop21h 25mDelta
Deal found 9/14$1,130
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:00 amPDX - EZE
2 stops24h 45mMultiple Airlines
Tue 11/187:43 pmEZE - PDX
2 stops23h 07mMultiple Airlines
Deal found 9/14$1,147

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 September 16, 2025.
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 - AEP

PDXAEP

Portland

Thu 10/30

1:18 pm-4:00 pm

2 stops22h 42m

Buenos Aires Jorge Newbery

Thu 11/6

8:25 pm-12:23 pm

2 stops20h 58m

$1,005

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Fri 10/31

1:21 pm-4:00 pm

2 stops22h 39m

Buenos Aires Jorge Newbery

Sat 11/15

3:40 pm-12:23 pm

2 stops25h 43m

$1,080

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 12/8

12:55 pm-9:20 am

1 stop15h 25m

Buenos Aires Ministro Pistarini

Tue 12/16

11:55 pm-12:12 pm

1 stop17h 17m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 12/9

10:05 am-9:00 am

2 stops17h 55m

Buenos Aires Ministro Pistarini

Wed 12/17

8:55 pm-3:33 pm

2 stops23h 38m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 12/8

10:05 am-9:00 am

2 stops17h 55m

Buenos Aires Ministro Pistarini

Sun 12/14

4:05 am-10:57 pm

2 stops23h 52m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 12/9

8:30 am-9:20 am

2 stops19h 50m

Buenos Aires Ministro Pistarini

Wed 12/17

11:55 pm-1:20 pm

1 stop18h 25m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 12/10

6:29 am-9:00 am

2 stops21h 31m

Buenos Aires Ministro Pistarini

Thu 12/18

8:00 am-12:05 am

2 stops21h 05m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 12/7

11:59 pm-7:20 am

2 stops26h 21m

Buenos Aires Ministro Pistarini

Wed 12/17

10:05 pm-1:20 pm

1 stop20h 15m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 12/7

10:10 pm-9:00 am

1 stop29h 50m

Buenos Aires Ministro Pistarini

Thu 12/18

8:00 am-12:05 am

2 stops21h 05m

$1,116

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 12/11

11:46 am-9:00 am

1 stop16h 14m

Buenos Aires Ministro Pistarini

Thu 12/18

8:00 am-12:05 am

2 stops21h 05m

$1,116

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 36 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, April is the cheapest month in which you can book a flight from Portland to Argentina (average of $795). Flying from Portland to Argentina in December is currently the most expensive (average of $1,260). 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.

What is the cheapest time of day to fly from PDX to AR?

Find hourly flight availability from Portland to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Portland to Argentina, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 16, 2025.
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
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,847 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 15h 25m. United Airlines provides one of the quickest options available for as low as $1,116. The distance from Portland to Argentina is about 6836 mi. This flight may include one or multiple stops.

  • 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 - Mendoza El Plumerillo 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, April is the cheapest month in which you can book a flight from Portland to Argentina (average of $795). Flying from Portland to Argentina in December is currently the most expensive (average of $1,260). 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.
Portland to Lima flights
Portland to Ministro Pistarini flights
Portland to Santiago flights
Portland to Guarulhos Intl flights
Portland to Jorge Newbery flights
Portland to Jose Maria Cordova Intl flights
Portland to Bogotá flights
Boise to Lima flights
Portland to Quito flights
Portland to Rio de Janeiro–Galeão Intl flights
Portland to Cartagena flights
Portland to Montevideo flights
Portland to Cuzco flights
Portland to Santos Dumont flights
Portland to Salvador flights
Portland to Georgetown flights
Boise to Guarulhos Intl flights
Boise to Santiago flights
Boise to Jose Maria Cordova Intl flights
Portland to Guayaquil flights
Boise to Bogotá flights
Portland to Santa Cruz de la Sierra flights
Portland to Caracas flights
Portland to Manaus flights
Boise to Quito flights
Boise to Ministro Pistarini flights
Medford to Santiago flights
Portland to Florianopolis flights
Portland to Brasilia flights
Portland to Cali flights
Portland to Goiânia flights
Boise to Rio de Janeiro–Galeão Intl flights
Portland to La Paz flights
Portland to Porto Alegre flights
Portland to Curitiba flights
Redmond to Santiago flights
Eugene to Cartagena flights
Portland to Bucaramanga flights
Eugene to Quito flights
Portland to Belo Horizonte flights
Portland to Asuncion flights
Portland to Baltra flights
Portland to Mendoza flights
Portland to Easter Island flights
Portland to Cuiabá flights
Eugene to Ministro Pistarini flights
Portland to Tarapoto flights
Eugene to Rio de Janeiro–Galeão Intl 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,060Average$1,319FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,113Average$1,263FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,123Average$1,415FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,125Average$1,370FlexibilityNo cancel feeOn-time69%

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