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$358+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — EZE
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,125
(United Airlines)

One-way from

$358
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,295
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
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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 ($61 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 April 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 April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 12/812:51 pmPDX - EZE
1 stop37h 29mUnited Airlines
Tue 12/1611:55 pmEZE - PDX
1 stop27h 49mUnited Airlines
Deal found 4/29$1,116
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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 9/1810:30 amPDX - AEP
2 stops24h 10mLATAM Airlines
Thu 9/253:40 pmAEP - PDX
2 stops25h 44mLATAM Airlines
Deal found 4/29$1,125
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Tue 5/133:25 pmPDX - EZE
3 stops34h 30mMultiple Airlines
Tue 5/2012:58 pmEZE - PDX
3 stops33h 47mMultiple Airlines
Deal found 4/29$1,171
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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 12/102:40 pmPDX - EZE
2 stops23h 05mLATAM Airlines
Sun 12/147:00 pmEZE - PDX
2 stops21h 05mLATAM Airlines
Deal found 4/29$1,199
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 11/279:14 amPDX - EZE
2 stops18h 56mAmerican Airlines
Sat 12/1310:30 pmEZE - PDX
1 stop23h 14mAmerican Airlines
Deal found 4/29$1,210
This Delta deal was found by Cheapflights users on 4/29. 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 7/1512:46 amPDX - EZE
2 stops28h 59mDelta
Mon 8/48:10 pmEZE - PDX
2 stops23h 46mDelta
Deal found 4/29$1,215
This Air Canada deal was found by Cheapflights users on 4/28. 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 stops26h 11mAir Canada
Deal found 4/28$1,271
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Wed 6/115:40 pmPDX - AEP
3 stops32h 00mMultiple Airlines
Wed 6/187:00 amAEP - PDX
3 stops32h 17mMultiple Airlines
Deal found 4/28$1,393
This Delta deal was found by Cheapflights users on 4/29. 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 12/910:00 amPDX - AEP
2 stops20h 00mDelta
Mon 12/156:20 amAEP - PDX
2 stops21h 12mDelta
Deal found 4/29$4,525

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 30, 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 9/10

12:54 pm-8:00 am

1 stop15h 06m

Buenos Aires Ministro Pistarini

Wed 10/15

9:00 pm-11:58 am

1 stop18h 58m

$1,125

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 9/18

10:30 am-2:40 pm

2 stops24h 10m

Buenos Aires Jorge Newbery

Thu 9/25

3:40 pm-1:24 pm

2 stops25h 44m

$1,125

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 5/13

3:25 pm-5:55 am

3 stops34h 30m

Buenos Aires Ministro Pistarini

Tue 5/20

12:58 pm-6:45 pm

3 stops33h 47m

$1,171

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 9/10

10:30 am-11:48 am

2 stops21h 18m

Buenos Aires Ministro Pistarini

Wed 10/15

6:13 pm-11:54 am

3 stops45h 41m

$1,213

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 7/15

12:46 am-9:45 am

2 stops28h 59m

Buenos Aires Ministro Pistarini

Mon 8/4

8:10 pm-3:56 pm

2 stops23h 46m

$1,215

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-2:46 pm

3 stops26h 11m

$1,271

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 5/13

1:45 pm-12:47 am

2 stops31h 02m

Buenos Aires Ministro Pistarini

Mon 5/19

2:13 am-12:31 am

2 stops26h 18m

$1,373

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 6/11

5:40 pm-5:40 am

3 stops32h 00m

Buenos Aires Jorge Newbery

Wed 6/18

7:00 am-11:17 am

3 stops32h 17m

$1,393

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

$1,574

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 5/12

4:42 pm-10:11 pm

2 stops25h 29m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 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 April 30, 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 30, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines and Copa Airlines from Portland to Argentina to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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
1,767 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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
7.5
Good
1,411 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

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?

    $718 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 United Airlines and LATAM Airlines, with prices starting from $743 and $748, 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 - 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, 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

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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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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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,060Average$1,314FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,113Average$1,244FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,117Average$1,476FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$1,128Average$1,397FlexibilityNo cancel feeOn-time69%

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