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

LATAM Airlines, at $1,125, was found to be the cheapest airline from Portland to Buenos Aires.Alternate airlines to your destination round-trip include Delta and United Airlines. LATAM Airlines is 14% 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 $603. Air Canada flights start at $683 while deals on American Airlines start at $768 one-way.

What is the cheapest day to fly from Portland to Buenos Aires?

Travelers seeking maximum savings on their Portland to Buenos Aires flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Portland to Buenos Aires?

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Portland to Buenos Aires.

What is the cheapest day to fly round-trip from Portland to Buenos Aires?

Friday flights are generally found to be more expensive for flights from Portland to Buenos Aires. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buenos Aires.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 10 days in advance, which can save you up to 72% on flights from Portland to Buenos Aires compared to booking the week you need them. Waiting 10 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $729. For sooner than that we have options available in the next 3 days from $1,261.

What is the cheapest month to fly from Portland to Buenos Aires?

August is one of the best times of the year to fly to Buenos Aires from Portland. Prices for August average $1,323 per person but you can even find prices for as low as $862. The most expensive prices can be found in the month of December. Opting for a August flight can save you 19% on your journey compared to booking in December

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.

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.

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.

$523+ Flights from Portland to Buenos Aires

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Find cheap flights from Portland to Buenos Aires 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

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The best prices from Portland to Buenos Aires are usually found in August or September, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Portland to Buenos Aires

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,048 (Mytrip)
One-way from	$523 (Kiwi.com)
Popular in	December
Cheapest in	August
Average price	$1,355

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.

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From Portland to Buenos Aires (BUE)

Search Deals

One-way flight from Portland to Buenos Aires (BUE)

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($88 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2025

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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 January 21, 2025.

Wed 4/21:35 pmPDX - AEP

3 stops34h 45mMultiple Airlines

Tue 4/83:40 amAEP - PDX

3 stops32h 32mMultiple Airlines

Deal found 1/20

$1,048

Wed 9/1011:45 amPDX - EZE

1 stop18h 00mDelta

Wed 10/158:10 pmEZE - PDX

1 stop26h 46mDelta

Deal found 1/21

$1,125

Thu 9/1810:00 amPDX - AEP

2 stops19h 40mLATAM Airlines

Thu 9/254:10 pmAEP - PDX

2 stops22h 55mLATAM Airlines

Deal found 1/21

$1,125

Wed 4/22:40 pmPDX - EZE

3 stops27h 47mLATAM Airlines

Wed 4/96:10 amEZE - PDX

2 stops33h 14mLATAM Airlines

Deal found 1/20

$1,127

Sun 4/62:25 pmPDX - EZE

1 stop37h 35mUnited Airlines

Tue 4/159:00 pmEZE - PDX

2 stops24h 27mUnited Airlines

Deal found 1/20

$1,145

Tue 2/181:00 pmPDX - EZE

2 stops27h 50mAeromexico

Wed 3/511:55 pmEZE - PDX

2 stops29h 03mAeromexico

Deal found 1/21

$1,255

Mon 2/175:31 amPDX - EZE

1 stop23h 58mAmerican Airlines

Mon 2/2410:30 pmEZE - PDX

1 stop19h 44mAmerican Airlines

Deal found 1/19

$1,340

Wed 3/197:05 pmPDX - EZE

3 stops39h 20mAir Canada

Wed 4/94:35 pmEZE - PDX

3 stops33h 35mAir Canada

Deal found 1/21

$1,353

Mon 3/35:37 pmPDX - EZE

2 stops43h 33mMultiple Airlines

Sat 3/155:36 amEZE - PDX

2 stops22h 23mMultiple Airlines

Deal found 1/21

$1,372

Best flights from Portland to Buenos Aires
Discover carefully curated flight deals from Portland to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 21, 2025.

Wed 4/21:35 pmPDX - AEP

3 stops34h 45mMultiple Airlines

Tue 4/83:40 amAEP - PDX

3 stops32h 32mMultiple Airlines

Deal found 1/20

$1,048

Wed 7/1611:45 amPDX - EZE

2 stops20h 03mLATAM Airlines

Mon 8/412:48 pmEZE - PDX

2 stops26h 54mLATAM Airlines

Deal found 1/20

$1,125

Mon 3/1010:08 amPDX - EZE

2 stops18h 52mDelta

Mon 3/2410:25 pmEZE - PDX

2 stops26h 26mDelta

Deal found 1/19

$1,130

Sun 4/62:25 pmPDX - EZE

1 stop37h 35mUnited Airlines

Tue 4/159:00 pmEZE - PDX

2 stops24h 27mUnited Airlines

Deal found 1/20

$1,145

Tue 2/181:00 pmPDX - EZE

2 stops27h 50mAeromexico

Wed 3/511:55 pmEZE - PDX

2 stops29h 03mAeromexico

Deal found 1/21

$1,255

Mon 2/175:31 amPDX - EZE

1 stop23h 58mAmerican Airlines

Mon 2/2410:30 pmEZE - PDX

1 stop19h 44mAmerican Airlines

Deal found 1/19

$1,340

Wed 3/197:05 pmPDX - EZE

3 stops39h 20mAir Canada

Wed 4/94:35 pmEZE - PDX

3 stops33h 35mAir Canada

Deal found 1/20

$1,353

Wed 4/26:05 amPDX - AEP

2 stops24h 25mLATAM Airlines

Wed 4/95:00 pmAEP - PDX

2 stops23h 01mLATAM Airlines

Deal found 1/20

$1,127

Mon 3/35:37 pmPDX - EZE

2 stops43h 33mMultiple Airlines

Sat 3/155:36 amEZE - PDX

2 stops22h 23mMultiple Airlines

Deal found 1/21

$1,372

Last-minute flights from Portland to Buenos Aires
Discover last-minute flight deals from Portland to Buenos Aires. Data last updated January 21, 2025 and is based on user searches.

Tue 1/211:38 pmPDX - EZE

2 stops30h 31mCopa Airlines

Mon 1/272:43 amEZE - PDX

2 stops27h 13mCopa Airlines

Deal found 1/20

$1,818

Wed 1/226:00 amPDX - AEP

2 stops23h 30mLATAM Airlines

Tue 2/45:05 pmAEP - PDX

2 stops23h 27mLATAM Airlines

Deal found 1/21

$1,295

Wed 1/229:23 amPDX - EZE

2 stops35h 02mMultiple Airlines

Tue 2/41:45 amEZE - PDX

2 stops49h 48mMultiple Airlines

Deal found 1/20

$1,393

Wed 1/2210:10 amPDX - EZE

3 stops24h 15mAir Canada

Tue 2/45:00 pmEZE - PDX

3 stops26h 44mAir Canada

Deal found 1/20

$1,448

Sun 1/2611:59 pmPDX - EZE

2 stops26h 21mUnited Airlines

Thu 2/1311:55 pmEZE - PDX

1 stop17h 38mUnited Airlines

Deal found 1/20

$1,300

Sun 1/269:45 amPDX - EZE

2 stops27h 25mLATAM Airlines

Tue 2/117:10 pmEZE - PDX

2 stops24h 24mLATAM Airlines

Deal found 1/20

$1,324

Mon 1/277:05 amPDX - EZE

1 stop21h 40mDelta

Mon 2/103:55 amEZE - PDX

2 stops40h 30mDelta

Deal found 1/20

$1,295

Tue 1/286:03 amPDX - EZE

3 stops28h 22mAir Canada

Tue 2/115:00 pmEZE - PDX

3 stops26h 44mAir Canada

Deal found 1/20

$1,660

Tue 1/2810:10 amPDX - EZE

3 stops24h 15mMultiple Airlines

Tue 2/116:20 amEZE - PDX

2 stops43h 47mMultiple Airlines

Deal found 1/20

$1,777

Mon 2/175:31 amPDX - EZE

1 stop23h 58mAmerican Airlines

Mon 2/2410:30 pmEZE - PDX

1 stop19h 44mAmerican Airlines

Deal found 1/19

$1,340

Tue 2/181:00 pmPDX - EZE

2 stops27h 50mAeromexico

Wed 3/511:55 pmEZE - PDX

2 stops29h 03mAeromexico

Deal found 1/21

$1,255

Tue 2/1812:45 pmPDX - EZE

1 stop15h 15mDelta

Tue 3/43:55 amEZE - PDX

2 stops43h 54mDelta

Deal found 1/21

$1,275

One-way flights from Portland to Buenos Aires
Search for one-way flight options from Portland to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated January 21, 2025.

Wed 3/57:32 pmPDX - EZE

3 stops30h 18mMultiple Airlines

Deal found 1/20

$523

Wed 3/56:00 amPDX - EZE

2 stops34h 55mAeromexico

Deal found 1/21

$603

Thu 4/247:05 pmPDX - EZE

3 stops39h 25mAir Canada

Deal found 1/19

$683

Wed 3/127:35 amPDX - EZE

2 stops20h 10mAmerican Airlines

Deal found 1/19

$768

Wed 3/56:00 amPDX - AEP

2 stops29h 00mLATAM Airlines

Deal found 1/21

$799

Mon 2/176:45 amPDX - EZE

1 stop21h 15mDelta

Deal found 1/19

$808

Fri 2/146:59 pmPDX - EZE

2 stops57h 21mUnited Airlines

Deal found 1/20

$922

Find flights from Portland to Buenos Aires within your budget

Fly from

Fly to

Route

Depart

Return

Price

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 4/2

1:35 pm-4:20 am

3 stops34h 45m

Buenos Aires Jorge Newbery

Tue 4/8

3:40 am-8:12 am

3 stops32h 32m

$1,048

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 7/16

11:45 am-11:48 am

2 stops20h 03m

Buenos Aires Ministro Pistarini

Mon 8/4

12:48 pm-11:42 am

2 stops26h 54m

$1,125

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 4/2

6:05 am-10:30 am

2 stops24h 25m

Buenos Aires Jorge Newbery

Wed 4/9

5:00 pm-12:01 pm

2 stops23h 01m

$1,127

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 3/10

10:08 am-9:00 am

2 stops18h 52m

Buenos Aires Ministro Pistarini

Mon 3/24

10:25 pm-8:51 pm

2 stops26h 26m

$1,130

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 4/6

2:25 pm-8:00 am

1 stop37h 35m

Buenos Aires Ministro Pistarini

Tue 4/15

9:00 pm-5:27 pm

2 stops24h 27m

$1,145

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 2/18

1:00 pm-9:50 pm

2 stops27h 50m

Buenos Aires Ministro Pistarini

Wed 3/5

11:55 pm-11:58 pm

2 stops29h 03m

$1,255

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 2/17

5:31 am-10:29 am

1 stop23h 58m

Buenos Aires Ministro Pistarini

Mon 2/24

10:30 pm-1:14 pm

1 stop19h 44m

$1,340

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 3/19

7:05 pm-2:25 pm

3 stops39h 20m

Buenos Aires Ministro Pistarini

Wed 4/9

4:35 pm-10:10 pm

3 stops33h 35m

$1,353

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 3/3

5:37 pm-6:10 pm

2 stops43h 33m

Buenos Aires Ministro Pistarini

Sat 3/15

5:36 am-11:59 pm

2 stops22h 23m

$1,372

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 3/5

7:32 pm-6:50 am

3 stops30h 18m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 16 results

Compare providers for flights from Portland to Buenos Aires

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 January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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?

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?

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

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

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

Read through reviews of airlines operating flights from Portland to Buenos Aires, such as Delta, United Airlines and LATAM Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,521 reviews

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

8,521 reviews

Delta

8.0

Very good

8,521 reviews

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

1,858 reviews

Delta

8.0

Very good

8,521 reviews

Reviews

1 / 10

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

Aeromexico

7.5

Good

1,849 reviews

Delta

8.0

Very good

8,521 reviews

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

8,984 reviews

Delta

8.0

Very good

8,521 reviews

Reviews

1 / 10

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

8,521 reviews

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

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 $1,125, was found to be the cheapest airline from Portland to Buenos Aires.Alternate airlines to your destination round-trip include Delta and United Airlines. LATAM Airlines is 14% 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 $603. Air Canada flights start at $683 while deals on American Airlines start at $768 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Portland to Buenos Aires

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$1,060	Average$1,288	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$1,077	Average$1,163	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$1,128	Average$1,443	FlexibilityNo cancel fee	On-time69%

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$523+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Buenos Aires with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Portland to Buenos Aires are usually found in August or September, booked 9 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Portland to Buenos Aires

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portland to Buenos Aires

Cheapest flights from Portland to Buenos AiresExplore 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 January 21, 2025.

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 January 21, 2025.

Find flights from Portland to Buenos Aires within your budget

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 January.

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.

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 January 17, 2025.

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

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 January 21, 2025.

Rainfall in Buenos Aires by month

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

Temperature in Buenos Aires by month

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

Reviews of airlines servicing Buenos Aires

Read through reviews of airlines operating flights from Portland to Buenos Aires, such as Delta, United Airlines and LATAM Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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 Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Portland to Buenos Aires

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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 January 21, 2025.