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Buenos Aires

$446+ Cheap flights from Oregon 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BUE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Oregon to Buenos Aires

Cheapest flights from Oregon to Buenos Aires
Explore the most affordable flight options available from Oregon to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This KAYAK deal was found by Cheapflights users on 1/27. 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.
Wed 8/511:40 am
PDX
-
EZE
2 stops20h 42m
LATAM Airlines
Mon 8/311:20 pm
EZE
-
PDX
2 stops27h 46m
LATAM Airlines
Deal found 1/27$993
This LATAM Airlines deal was found by Cheapflights users on 1/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:51 am
PDX
-
EZE
2 stops19h 39m
LATAM Airlines
Wed 4/297:21 pm
EZE
-
PDX
2 stops20h 45m
LATAM Airlines
Deal found 1/28$1,025
This KAYAK deal was found by Cheapflights users on 1/27. 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 8/39:45 pm
PDX
-
EZE
1 stop32h 00m
LATAM Airlines
Mon 8/318:10 pm
EZE
-
PDX
1 stop18h 27m
LATAM Airlines
Deal found 1/27$1,030
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:30 am
PDX
-
AEP
2 stops21h 10m
LATAM Airlines
Wed 4/293:45 pm
AEP
-
PDX
2 stops24h 21m
LATAM Airlines
Deal found 1/28$1,031
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:00 am
PDX
-
EZE
1 stop21h 00m
United Airlines
Wed 4/299:00 pm
EZE
-
PDX
1 stop26h 38m
United Airlines
Deal found 1/28$1,047
This Ovago deal was found by Cheapflights users on 1/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:45 pm
PDX
-
EZE
1 stop32h 00m
LATAM Airlines
Mon 8/318:10 pm
EZE
-
PDX
1 stop18h 27m
LATAM Airlines
Deal found 1/27$1,057
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Wed 8/56:04 am
PDX
-
EZE
2 stops26h 18m
LATAM Airlines
Sun 8/307:35 am
EZE
-
PDX
3 stops33h 31m
LATAM Airlines
Deal found 1/27$1,059
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Wed 8/56:04 am
PDX
-
EZE
2 stops26h 18m
LATAM Airlines
Tue 9/18:10 pm
EZE
-
PDX
1 stop20h 56m
LATAM Airlines
Deal found 1/27$1,064
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Mon 6/811:45 am
PDX
-
EZE
1 stop18h 00m
LATAM Airlines
Tue 6/168:30 pm
EZE
-
PDX
2 stops19h 43m
LATAM Airlines
Deal found 1/27$1,073
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Thu 4/164:35 pm
PDX
-
EZE
3 stops21h 46m
LATAM Airlines
Sun 4/263:45 pm
EZE
-
PDX
2 stops31h 20m
LATAM Airlines
Deal found 1/27$1,081
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Tue 4/144:35 pm
PDX
-
AEP
2 stops19h 25m
LATAM Airlines
Sun 4/268:05 pm
AEP
-
PDX
2 stops27h 00m
LATAM Airlines
Deal found 1/27$1,081
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Tue 4/144:35 pm
PDX
-
EZE
3 stops21h 46m
LATAM Airlines
Sun 4/267:35 am
EZE
-
PDX
3 stops39h 30m
LATAM Airlines
Deal found 1/27$1,084

Find flight deals from Oregon to Buenos Aires

Keep the following information in mind while searching for Oregon to Buenos Aires flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,025
(LATAM Airlines)

One-way from

$446
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,299
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 Oregon to Buenos Aires (BUE)
Search Deals
One-way flight from Oregon to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 January 29, 2026.
Use the filters below to find and compare flights from Oregon to Buenos Aires that are best for you.

Fly from

Oregon

Fly to

Buenos Aires

Route

Depart

Return

Price

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 4/14

11:51 am-9:45 am

1 stop17h 54m

Buenos Aires Ministro Pistarini

Wed 4/29

7:21 pm-12:06 pm

2 stops20h 45m

$1,025

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Tue 4/14

6:30 am-7:40 am

2 stops21h 10m

Buenos Aires Jorge Newbery

Wed 4/29

3:45 pm-12:06 pm

2 stops24h 21m

$1,031

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 4/14

7:00 am-8:00 am

1 stop21h 00m

Buenos Aires Ministro Pistarini

Wed 4/29

9:00 pm-7:38 pm

1 stop26h 38m

$1,047

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 4/15

11:51 am-9:45 am

1 stop17h 54m

Buenos Aires Ministro Pistarini

Sun 4/26

3:45 pm-7:05 pm

2 stops31h 20m

$1,081

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 4/14

11:51 am-9:45 am

1 stop17h 54m

Buenos Aires Ministro Pistarini

Sun 4/26

3:45 pm-7:05 pm

2 stops31h 20m

$1,081

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Sun 4/19

7:00 am-4:00 pm

2 stops29h 00m

Buenos Aires Jorge Newbery

Sun 4/26

8:05 pm-10:41 am

2 stops42h 36m

$1,081

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Tue 4/14

4:35 pm-4:00 pm

2 stops19h 25m

Buenos Aires Jorge Newbery

Sun 4/26

8:05 pm-7:05 pm

2 stops27h 00m

$1,081

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 4/15

6:28 am-2:50 pm

2 stops28h 22m

Buenos Aires Jorge Newbery

Sun 4/26

5:05 pm-7:05 pm

2 stops30h 00m

$1,081

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 4/16

11:03 am-4:00 pm

2 stops24h 57m

Buenos Aires Jorge Newbery

Sun 4/26

5:05 pm-7:05 pm

2 stops30h 00m

$1,081

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 4/16

11:03 am-11:36 pm

3 stops32h 33m

Buenos Aires Ministro Pistarini

Sun 4/26

7:35 am-7:05 pm

3 stops39h 30m

$1,084

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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Best time to book a flight from Oregon to Buenos Aires

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

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

Currently, March is the cheapest month in which you can book a flight from Oregon to Buenos Aires (average of $826). Flying from Oregon to Buenos Aires in June is currently the most expensive (average of $1,595). 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.

How much does it cost to fly round-trip from Oregon to Buenos Aires?

Related info for your journey

Find useful and relevant information for your journey from Oregon to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to Buenos Aires?

    Airlines like LATAM Airlines, United Airlines, and Avianca fly from Oregon to Buenos Aires in about 17h 54m. The time it takes to get you to your destination can typically vary by up to 4h 06m. The distance between Oregon and Buenos Aires is about 6836 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Oregon to Buenos Aires?

    While some choose either Portland - Buenos Aires Jorge Newbery or Boise Air Term. Gowen Fld - Buenos Aires Ministro Pistarini, Portland - Buenos Aires Ministro Pistarini is the most popular route from Oregon to Buenos Aires.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Oregon to Buenos Aires (average of $826). Flying from Oregon to Buenos Aires in June is currently the most expensive (average of $1,595). 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 Oregon to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Oregon to Buenos Aires

Discover the top 4 airlines that operate flights from Oregon 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$826Average$1,335FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$971Average$1,285FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,081Average$1,339FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$1,125Average$1,331FlexibilityNo cancel feeOn-time81%

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