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$414+ Cheap flights from Portland (PDX) to Buenos Aires (BUE)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUE
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
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The best prices from Portland to Buenos Aires are usually found in August or April, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Portland to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,124
(LATAM Airlines)

One-way from

$414
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,582
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 Buenos Aires (BUE)
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One-way flight from Portland to Buenos Aires (BUE)
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High demand for flights, 6% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Portland to Buenos Aires

Cheapest flights from Portland to Buenos Aires
Explore the most affordable flight options available from Portland to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This Delta deal was found by Cheapflights users on 12/18. 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 12/2512:35 pmPDX - EZE
1 stop15h 25mDelta
Sat 12/289:30 amEZE - PDX
1 stop17h 45mDelta
Deal found 12/18$2,044
This United Airlines deal was found by Cheapflights users on 12/18. 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.
Fri 12/275:00 amPDX - EZE
2 stops21h 20mUnited Airlines
Sat 12/2810:05 pmEZE - PDX
2 stops25h 37mUnited Airlines
Deal found 12/18$2,119
This American Airlines deal was found by Cheapflights users on 12/18. 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.
Sat 12/215:40 amPDX - EZE
2 stops20h 20mAmerican Airlines
Wed 12/2510:30 pmEZE - PDX
1 stop17h 40mAmerican Airlines
Deal found 12/18$2,208
This Expedia deal was found by Cheapflights users on 12/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2110:05 pmPDX - EZE
2 stops39h 05mMultiple Airlines
Wed 12/255:00 pmEZE - PDX
3 stops45h 34mMultiple Airlines
Deal found 12/18$2,222
This CheapOair deal was found by Cheapflights users on 12/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2110:05 pmPDX - AEP
2 stops35h 35mLATAM Airlines
Wed 12/253:40 pmAEP - PDX
2 stops24h 45mLATAM Airlines
Deal found 12/18$2,231
This KAYAK deal was found by Cheapflights users on 12/18. 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.
Sat 12/2110:05 pmPDX - EZE
2 stops39h 05mLATAM Airlines
Tue 12/243:55 amEZE - PDX
2 stops36h 30mLATAM Airlines
Deal found 12/18$2,263
This Air Canada deal was found by Cheapflights users on 12/18. 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.
Wed 12/257:05 pmPDX - EZE
3 stops39h 20mAir Canada
Sat 12/285:00 pmEZE - PDX
3 stops26h 44mAir Canada
Deal found 12/18$2,882

Find flights from Portland to Buenos Aires within your budget

Customize your flight search to find flights from Portland to Buenos Aires 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 December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 3/19

11:36 am-6:10 pm

2 stops26h 34m

Buenos Aires Ministro Pistarini

Wed 4/9

11:02 am-11:33 am

2 stops28h 31m

$1,124

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 3/19

11:36 am-10:30 am

2 stops18h 54m

Buenos Aires Jorge Newbery

Wed 4/9

8:00 pm-11:59 pm

3 stops31h 59m

$1,124

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 2/23

7:46 pm-7:20 am

2 stops30h 34m

Buenos Aires Ministro Pistarini

Tue 3/4

10:05 pm-5:57 pm

2 stops24h 52m

$1,128

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 2/23

7:05 am-9:45 am

1 stop21h 40m

Buenos Aires Ministro Pistarini

Thu 3/6

10:25 pm-11:29 pm

1 stop30h 04m

$1,176

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 3/2

7:35 am-10:29 am

1 stop21h 54m

Buenos Aires Ministro Pistarini

Sat 3/22

9:25 pm-9:15 pm

1 stop27h 50m

$1,218

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 1/22

6:05 am-9:55 pm

2 stops34h 50m

Buenos Aires Ministro Pistarini

Tue 2/4

11:55 pm-10:40 pm

2 stops27h 45m

$1,235

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 1/16

1:32 pm-1:09 am

2 stops30h 37m

Buenos Aires Ministro Pistarini

Mon 1/27

4:02 am-12:56 am

2 stops25h 54m

$1,371

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 1/16

6:45 am-2:45 am

3 stops39h 00m

Buenos Aires Ministro Pistarini

Thu 1/23

7:00 am-4:14 pm

2 stops38h 14m

$1,377

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 2/10

7:05 pm-3:25 pm

3 stops39h 20m

Buenos Aires Ministro Pistarini

Mon 2/24

5:00 pm-2:44 pm

3 stops26h 44m

$1,418

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 1/16

7:05 pm-10:30 am

3 stops34h 25m

Buenos Aires Jorge Newbery

Thu 1/23

9:42 am-2:44 pm

3 stops34h 02m

$1,556

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 18 results
1
2

Compare providers for flights from Portland to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Buenos Aires in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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.

Travel insights for flights from Portland to Buenos Aires

Get recent, data-driven insights about flights from Portland to Buenos Aires including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Portland to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Buenos Aires. Price data was last updated on December 13, 2024.

To ensure you get the cheapest price possible for a flight from Portland to Buenos Aires, you should look to book at least 9 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Portland to Buenos Aires (average of $795). Flying from Portland to Buenos Aires 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 BUE?

Find hourly flight availability from Portland to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 19, 2024.

It’s typically best to fly out from Portland to Buenos Aires in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Buenos Aires by month

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

In terms of precipitation, rainfall in Buenos Aires 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 Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

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

If weather is an important factor for your trip to Buenos Aires, 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 Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated December 19, 2024.
Read through reviews of airlines operating flights from Portland to Buenos Aires, such as United Airlines, Delta and Air Canada. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,600 reviews
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Copa Airlines
7.7
Good
1,723 reviews
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

LATAM Airlines
7.5
Good
1,879 reviews
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Aeromexico
7.5
Good
1,924 reviews
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
9,048 reviews
Delta
8.0
Very good
8,600 reviews

Crew

8.6

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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 Buenos Aires. 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 Buenos Aires?

    Most people fly from Portland (PDX) if they book a flight from Portland to Buenos Aires. On average, Portland has 0 outbound flights to Buenos Aires per day from 3 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • What are the cheapest airlines flying from Portland to Buenos Aires round-trip?

    LATAM Airlines, at $1,124, was found to be the cheapest airline from Portland to Buenos Aires.Alternate airlines to your destination round-trip include United Airlines and Delta. LATAM Airlines is 15% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Aeromexico, which is currently one of the cheapest options available, starting at $593. American Airlines flights start at $767 while deals on LATAM Airlines start at $767 one-way.

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

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

  • How can I find direct flights from Portland to Buenos Aires?

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

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

    Yes. Cheapflights offers flight deals from Portland to Buenos Aires 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 Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Portland to Buenos Aires (average of $795). Flying from Portland to Buenos Aires 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.

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Top 3 airlines flying from Portland to Buenos Aires

Discover the top 3 airlines that operate flights from Portland to Buenos Aires. 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 December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,060Average$1,288FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,075Average$1,160FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,133Average$1,399FlexibilityNo cancel feeOn-time69%
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