HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Argentina

$519+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — EZE
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Argentina with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,125
(LATAM Airlines)

One-way from

$519
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,507
Provider with most accurate pricing for Portland-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Buenos Aires (BUE) flights.
Search Deals
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 ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 3, 2025.

This Delta deal was found by Cheapflights users on 4/2. 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.
Wed 11/267:00 amPDX - EZE
1 stop21h 45mDelta
Wed 12/37:35 pmEZE - PDX
2 stops20h 21mDelta
Deal found 4/2$1,125
This LATAM Airlines deal was found by Cheapflights users on 4/2. 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.
Wed 11/267:00 amPDX - AEP
2 stops24h 00mLATAM Airlines
Wed 12/35:10 pmAEP - PDX
2 stops22h 46mLATAM Airlines
Deal found 4/2$1,125
This United Airlines deal was found by Cheapflights users on 4/2. 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 10/15:45 amPDX - EZE
3 stops22h 15mUnited Airlines
Wed 10/89:00 pmEZE - PDX
2 stops29h 38mUnited Airlines
Deal found 4/2$1,130
This LATAM Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 9/187:00 amPDX - EZE
2 stops30h 13mLATAM Airlines
Thu 9/2512:48 pmEZE - PDX
2 stops27h 04mLATAM Airlines
Deal found 4/2$1,167
This Mytrip deal was found by Cheapflights users on 4/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/66:50 pmPDX - EZE
3 stops30h 55mMultiple Airlines
Sat 4/197:20 pmEZE - PDX
3 stops41h 52mMultiple Airlines
Deal found 4/3$1,207
This KAYAK deal was found by Cheapflights users on 4/2. 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 8/186:00 amPDX - MDZ
2 stops24h 40mLATAM Airlines
Wed 9/247:40 pmMDZ - PDX
2 stops21h 46mLATAM Airlines
Deal found 4/2$1,225
This American Airlines deal was found by Cheapflights users on 4/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:01 amPDX - EZE
1 stop20h 09mAmerican Airlines
Thu 12/1810:30 pmEZE - PDX
1 stop27h 31mAmerican Airlines
Deal found 4/2$1,230
This Travelocity deal was found by Cheapflights users on 4/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:35 amPDX - AEP
2 stops18h 55mMultiple Airlines
Sat 12/207:10 pmAEP - PDX
2 stops29h 49mMultiple Airlines
Deal found 4/1$1,267
This Air Canada deal was found by Cheapflights users on 4/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:40 pmPDX - EZE
3 stops38h 50mAir Canada
Wed 10/154:35 pmEZE - PDX
3 stops30h 11mAir Canada
Deal found 4/2$1,293
This Aeromexico deal was found by Cheapflights users on 4/1. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 amPDX - EZE
2 stops34h 55mAeromexico
Sat 12/2011:55 pmEZE - PDX
2 stops28h 56mAeromexico
Deal found 4/1$1,417
This StudentUniverse deal was found by Cheapflights users on 4/2. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/31:45 pmPDX - EZE
2 stops31h 02mCopa Airlines
Wed 4/912:15 amEZE - PDX
2 stops28h 15mCopa Airlines
Deal found 4/2$2,060

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 April 3, 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 - EZE

PDXEZE

Portland

Wed 7/16

11:45 am-6:14 pm

2 stops26h 29m

Buenos Aires Ministro Pistarini

Mon 8/4

12:58 pm-1:25 pm

2 stops28h 27m

$1,125

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 5/22

7:14 am-2:00 pm

2 stops26h 46m

Buenos Aires Jorge Newbery

Thu 5/29

3:40 pm-11:52 am

2 stops24h 12m

$1,125

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 7/16

6:00 am-9:45 am

2 stops23h 45m

Buenos Aires Ministro Pistarini

Mon 8/4

8:10 pm-6:56 pm

1 stop26h 46m

$1,130

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sat 5/31

10:59 pm-8:00 am

2 stops53h 01m

Buenos Aires Ministro Pistarini

Sun 6/8

9:00 pm-9:39 am

2 stops40h 39m

$1,214

PortlandMendoza

PDX - MDZ

PDXMDZ

Portland

Mon 8/18

10:00 am-6:38 pm

2 stops28h 38m

Mendoza El Plumerillo

Mon 9/22

7:40 pm-11:52 am

2 stops20h 12m

$1,225

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 9/1

7:40 pm-2:30 pm

3 stops38h 50m

Buenos Aires Ministro Pistarini

Wed 10/15

4:35 pm-6:46 pm

3 stops30h 11m

$1,293

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Sat 5/31

5:40 pm-7:00 am

3 stops33h 20m

Buenos Aires Jorge Newbery

Sun 6/8

8:10 pm-10:55 pm

3 stops30h 45m

$1,340

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 5/22

10:24 pm-7:15 am

1 stop28h 51m

Buenos Aires Ministro Pistarini

Thu 5/29

8:50 pm-11:07 pm

1 stop30h 17m

$1,366

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sat 5/31

5:40 pm-1:25 am

3 stops27h 45m

Buenos Aires Ministro Pistarini

Sun 6/8

5:35 am-12:52 pm

3 stops35h 17m

$1,373

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 4/14

7:30 pm-12:47 am

2 stops25h 17m

Buenos Aires Ministro Pistarini

Thu 4/17

2:20 am-12:30 am

2 stops26h 10m

$5,126

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 18 results
1
2

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 April 3, 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.

Rainfall in Argentina by month

Plan your trip to Argentina by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Argentina ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Argentina when rainfall is around 2.0 in.

Temperature in Argentina by month

Plan your trip to Argentina by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Argentina, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 April 3, 2025.
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aeromexico
7.5
Good
1,701 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Portland to Argentina one-way?

    $611 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Aeromexico and United Airlines, with prices starting from $668 and $763, respectively.

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Jose Maria Cordova Intl flights
Boise to Lima flights
Portland to Bogotá flights
Portland to Guarulhos Intl flights
Portland to Ministro Pistarini flights
Portland to Santiago flights
Portland to Rio de Janeiro–Galeão Intl flights
Portland to Cartagena flights
Portland to Cuzco flights
Portland to Quito flights
Portland to Santos Dumont flights
Portland to Jorge Newbery flights
Boise to Jose Maria Cordova Intl flights
Boise to Guarulhos Intl flights
Boise to Quito flights
Eugene to Ministro Pistarini flights
Boise to Rio de Janeiro–Galeão Intl flights
Portland to Cali flights
Portland to Montevideo flights
Portland to Easter Island flights
Medford to Quito flights
Boise to Bogotá flights
Portland to Salvador flights
Portland to Asuncion flights
Portland to Porto Alegre flights
Portland to Bucaramanga flights
Portland to Florianopolis flights
Portland to Guayaquil flights
Redmond to Cuzco flights
Boise to Santiago flights
Portland to Georgetown flights
Portland to Vitória flights
Portland to Brasilia flights
Portland to Belo Horizonte flights
Eugene to Montevideo flights
Boise to Ministro Pistarini flights
Portland to La Paz flights
Eugene to Quito flights
Portland to San Andrés flights
Portland to Mendoza flights
Redmond to Santiago flights
Portland to Temuco flights
Portland to Santa Cruz de la Sierra flights
Portland to Popayán flights
Portland to Villavicencio 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,060Average$1,302FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,113Average$1,229FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,117Average$1,424FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,133Average$1,431FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.