What is the cheapest airline that flies from Oregon to Buenos Aires?

American Airlines is the most popular carrier operating from Oregon to Buenos Aires

What airlines fly to Buenos Aires?

LATAM Airlines, American Airlines and Delta are the top three most popular airlines that fly to Buenos Aires from Oregon according to our data. LATAM Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 4 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Buenos Aires?

On average, it takes 16h 49m to fly from Oregon to Buenos Aires if you fly out of Portland (the most popular airport in Oregon) and into Buenos Aires Ministro Pistarini Airport (the most popular airport in Buenos Aires). If you’re flying out of Eugene and into Buenos Aires Ministro Pistarini Airport, then the flight time is around 22h 50m.

When did momondo last update prices for flights from Oregon to Buenos Aires?

Prices for flights from Oregon to Buenos Aires were last updated today.

How many operators does momondo search for flights from Oregon to Buenos Aires?

There are 4 operators available for flights from Oregon to Buenos Aires as of November 2026.

How old do you have to be to fly from Oregon to Buenos Aires?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$520 Cheap Flights from Oregon to Buenos Aires in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Buenos Aires

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Cheap round-trip flights

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7:00 am - 7:15 pmPDX Portland-EZE Buenos Aires Ministro Pistarini

31h 15m1 stop Miami

9:10 am - 12:01 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

31h 51m2 stops Panama City Tocumen Intl Guadalajara Miguel Hidal

$1,126Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

7:00 am - 7:15 pmPDX Portland-EZE Buenos Aires Ministro Pistarini

31h 15m1 stop Miami

9:10 am - 12:01 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

31h 51m2 stops Panama City Tocumen Intl Guadalajara Miguel Hidal

$1,126Multiple Airlines

Wed, Dec 2 - Tue, Dec 8

1:00 pm - 4:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

22h 00m2 stops Los Angeles Lima J Chavez Intl

4:40 am - 10:32 pmAEP Buenos Aires Jorge Newbery-PDX Portland

22h 52m2 stops Lima J Chavez Intl Los Angeles

$1,272LATAM Airlines

Thu, Dec 3 - Sun, Dec 6

4:38 pm - 4:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

18h 22m2 stops Los Angeles Lima J Chavez Intl

5:35 pm - 1:01 pmAEP Buenos Aires Jorge Newbery-PDX Portland

24h 26m2 stops Lima J Chavez Intl Los Angeles

$1,272LATAM Airlines

Tue, Feb 2 - Tue, Mar 2

6:00 am - 8:30 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 30m1 stop Dallas/Fort Worth

10:10 am - 12:59 amEZE Buenos Aires Ministro Pistarini-PDX Portland

19h 49m1 stop Miami

$1,326American Airlines

Wed, Jan 13 - Sun, Jan 31

5:00 am - 9:00 amPDX Portland-EZE Buenos Aires Ministro Pistarini

23h 00m1 stop Dallas/Fort Worth

10:30 pm - 11:02 amEZE Buenos Aires Ministro Pistarini-PDX Portland

17h 32m1 stop Dallas/Fort Worth

$1,326American Airlines

Tue, Dec 8 - Tue, Dec 15

7:00 am - 10:55 amPDX Portland-EZE Buenos Aires Ministro Pistarini

22h 55m1 stop New York John F Kennedy Intl

9:30 pm - 11:33 amEZE Buenos Aires Ministro Pistarini-PDX Portland

19h 03m1 stop Atlanta Hartsfield-Jackson

$1,326Delta

Mon, Jan 25 - Mon, Feb 22

7:00 am - 10:55 amPDX Portland-EZE Buenos Aires Ministro Pistarini

22h 55m1 stop New York John F Kennedy Intl

11:35 pm - 7:26 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

24h 51m1 stop Atlanta Hartsfield-Jackson

$1,326Delta

Wed, Jan 27 - Thu, Feb 25

7:00 am - 7:20 amPDX Portland-EZE Buenos Aires Ministro Pistarini

19h 20m1 stop Houston George Bush Intcntl

11:55 pm - 12:14 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

17h 19m1 stop Houston George Bush Intcntl

$1,326United Airlines

Wed, Jan 6 - Mon, Jan 25

7:10 am - 8:00 amPDX Portland-EZE Buenos Aires Ministro Pistarini

20h 50m1 stop Houston George Bush Intcntl

9:00 pm - 12:17 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

19h 17m1 stop Houston George Bush Intcntl

$1,326United Airlines

Tue, Apr 27 - Tue, May 11

Cheap last minute flights

Enter your travel dates to find the best prices.

11:57 am - 8:15 amPDX Portland-EZE Buenos Aires Ministro Pistarini

15h 18m1 stop Dallas/Fort Worth

10:25 pm - 11:07 amEZE Buenos Aires Ministro Pistarini-PDX Portland

17h 42m1 stop Dallas/Fort Worth

$1,326American Airlines

Mon, Nov 16 - Mon, Nov 23

6:20 am - 6:35 pmPDX Portland-EZE Buenos Aires Ministro Pistarini

31h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

5:00 pm - 12:00 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

24h 00m2 stops Sao Paulo Guarulhos Intl Los Angeles

$1,326LATAM Airlines

Tue, Nov 17 - Tue, Dec 8

11:51 am - 9:40 amPDX Portland-EZE Buenos Aires Ministro Pistarini

16h 49m1 stop Atlanta Hartsfield-Jackson

9:30 pm - 10:49 amEZE Buenos Aires Ministro Pistarini-PDX Portland

18h 19m1 stop Atlanta Hartsfield-Jackson

$1,326Delta

Tue, Nov 17 - Tue, Dec 8

6:20 am - 6:35 pmPDX Portland-EZE Buenos Aires Ministro Pistarini

31h 15m2 stops Los Angeles Santiago Arturo Merino Benitez

12:50 pm - 12:08 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

28h 18m2 stops Santiago Arturo Merino Benitez Los Angeles

$1,326LATAM Airlines

Mon, Nov 16 - Mon, Nov 23

11:51 am - 9:40 amPDX Portland-EZE Buenos Aires Ministro Pistarini

16h 49m1 stop Atlanta Hartsfield-Jackson

7:35 pm - 12:08 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

21h 33m2 stops Santiago Arturo Merino Benitez Los Angeles

$1,326Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

11:51 am - 9:40 amPDX Portland-EZE Buenos Aires Ministro Pistarini

16h 49m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 12:00 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

24h 00m2 stops Sao Paulo Guarulhos Intl Los Angeles

$1,326Multiple Airlines

Tue, Nov 17 - Tue, Dec 8

6:45 am - 9:40 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 55m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 12:00 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

24h 00m2 stops Sao Paulo Guarulhos Intl Los Angeles

$1,326LATAM Airlines

Tue, Nov 17 - Tue, Dec 8

5:00 am - 7:20 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 20m2 stops Denver Intl Houston George Bush Intcntl

10:05 pm - 2:38 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

21h 33m2 stops Houston George Bush Intcntl San Francisco

$1,330United Airlines

Tue, Nov 17 - Tue, Dec 8

9:00 am - 9:20 amPDX Portland-EZE Buenos Aires Ministro Pistarini

19h 20m2 stops San Francisco Houston George Bush Intcntl

10:05 pm - 6:24 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

25h 19m3 stops Houston George Bush Intcntl Denver Intl San Francisco

$1,330United Airlines

Mon, Nov 16 - Mon, Nov 23

5:30 am - 7:35 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 05m2 stops Seattle/Tacoma Intl Atlanta Hartsfield-Jackson

8:05 pm - 12:28 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

21h 23m2 stops New York John F Kennedy Intl Minneapolis St Paul

$1,390Delta

Fri, Nov 13 - Fri, Nov 20

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Copa Airlines flights from Oregon to Buenos Aires

Our best Copa Airlines deals on Oregon to Buenos Aires flight tickets

Copa Airlines

Feb 17

RDM1:55 pmBend/Redmond

27h 25m

2 stops

EZE10:20 pmBuenos Aires Ministro Pistarini

Mar 1

EZE5:21 amBuenos Aires Ministro Pistarini

35h 30m

2 stops

RDM11:51 amBend/Redmond

$1,266

Copa Airlines

Nov 16

PDX7:26 pmPortland

50h 44m

2 stops

EZE3:10 amBuenos Aires Ministro Pistarini

Nov 28

EZE4:20 amBuenos Aires Ministro Pistarini

23h 48m

2 stops

PDX11:08 pmPortland

$6,031

American Airlines flights from Oregon to Buenos Aires

Our best American Airlines deals on Oregon to Buenos Aires flight tickets

American Airlines

Mar 4

EUG5:02 amEugene

22h 28m

2 stops

EZE8:30 amBuenos Aires Ministro Pistarini

Mar 14

EZE10:30 pmBuenos Aires Ministro Pistarini

28h 48m

2 stops

EUG11:18 pmEugene

$1,330

American Airlines

Dec 24

EUG5:00 amEugene

24h 30m

2 stops

EZE10:30 amBuenos Aires Ministro Pistarini

Dec 31

EZE10:20 pmBuenos Aires Ministro Pistarini

29h 53m

2 stops

EUG11:13 pmEugene

$1,643

American Airlines

Nov 25

PDX12:00 pmPortland

16h 00m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Dec 31

EZE10:10 amBuenos Aires Ministro Pistarini

18h 59m

1 stop

PDX12:09 amPortland

$1,730

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 12/2

7:00 am-7:15 pm

1 stop31h 15m

Buenos Aires Ministro Pistarini

Mon 12/7

9:10 am-12:01 pm

2 stops31h 51m

$1,126

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 12/2

7:00 am-7:15 pm

1 stop31h 15m

Buenos Aires Ministro Pistarini

Tue 12/8

9:10 am-12:01 pm

2 stops31h 51m

$1,126

PortlandBuenos Aires

PDX Portland - AEP Buenos Aires Jorge Newbery

PDXAEP

Portland

Thu 12/3

1:00 pm-4:00 pm

2 stops22h 00m

Buenos Aires Jorge Newbery

Sun 12/6

4:40 am-10:32 pm

2 stops22h 52m

$1,272

PortlandBuenos Aires

PDX Portland - AEP Buenos Aires Jorge Newbery

PDXAEP

Portland

Tue 2/2

4:38 pm-4:00 pm

2 stops18h 22m

Buenos Aires Jorge Newbery

Tue 3/2

5:35 pm-1:01 pm

2 stops24h 26m

$1,272

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 1/13

6:00 am-8:30 am

1 stop21h 30m

Buenos Aires Ministro Pistarini

Sun 1/31

10:10 am-12:59 am

1 stop19h 49m

$1,326

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 12/8

5:00 am-9:00 am

1 stop23h 00m

Buenos Aires Ministro Pistarini

Tue 12/15

10:30 pm-11:02 am

1 stop17h 32m

$1,326

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Mon 1/25

7:00 am-10:55 am

1 stop22h 55m

Buenos Aires Ministro Pistarini

Mon 2/22

9:30 pm-11:33 am

1 stop19h 03m

$1,326

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 1/27

7:00 am-10:55 am

1 stop22h 55m

Buenos Aires Ministro Pistarini

Thu 2/25

11:35 pm-7:26 pm

1 stop24h 51m

$1,326

Quickest round-trip

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 1/6

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Mon 1/25

11:55 pm-12:14 pm

1 stop17h 19m

$1,326

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 4/27

7:10 am-8:00 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Tue 5/11

9:00 pm-12:17 pm

1 stop19h 17m

$1,326

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Oregon is in August. Flight prices, which tend to average around $1,201, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Buenos Aires from Oregon during May instead. Flights to Buenos Aires in May, while not as cheap as those in August, still average around $1,267.

Can stopping save me money on Oregon to Buenos Aires flights?

You could potentially save up to 4% on your flight if you consider stops on a Oregon to Buenos Aires flight.

Cheap Oregon to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Buenos Aires

Best Price Found	$520
Fastest flight time	15h 19m
Direct flights	None

The best one-way flight to Buenos Aires from Oregon in the past 72 hours is $520. The best round-trip flight deal from Oregon to Buenos Aires found on momondo in the last 72 hours is $1,126.

The fastest flight from Oregon to Buenos Aires takes 15h 19m

There are no direct flights from Oregon to Buenos Aires. There are no popular flight routes from Oregon to Buenos Aires.

Search flight deals

Frequently asked questions about flying from Oregon to Buenos Aires

When did momondo last update prices for flights from Oregon to Buenos Aires?
Prices for flights from Oregon to Buenos Aires were last updated today.
How many operators does momondo search for flights from Oregon to Buenos Aires?
There are 4 operators available for flights from Oregon to Buenos Aires as of November 2026.
How old do you have to be to fly from Oregon to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Buenos Aires

Compare and see reviews for airlines that fly from Oregon to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,108	Free Cancellation	Rating 7.3 10,471 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $1,182	Free Cancellation	Rating 7.4 1,970 reviews	Search LATAM Airlines flights
Delta	PriceFrom $1,186	Free Cancellation	Rating 7.8 8,703 reviews	Search Delta flights
American Airlines	PriceFrom $1,247	Free Cancellation	Rating 7.0 12,228 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Buenos Aires?

It is quick and easy to find Oregon to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

Can I find flights from Oregon to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oregon to Buenos Aires?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from Oregon.

I’m not ready to book a flight from Oregon to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

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Cheap flights from Oregon to Buenos Aires from $520

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Buenos Aires departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Copa Airlines flights from Oregon to Buenos Aires

Our best Copa Airlines deals on Oregon to Buenos Aires flight tickets

American Airlines flights from Oregon to Buenos Aires

Our best American Airlines deals on Oregon to Buenos Aires flight tickets

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How to get the cheapest flight ticket from Oregon to Buenos Aires

What is the cheapest month to fly to Buenos Aires?

Can stopping save me money on Oregon to Buenos Aires flights?

What is the cheapest airline that flies from Oregon to Buenos Aires?

What airlines fly to Buenos Aires?

How long does it take to fly to Buenos Aires?

Cheap Oregon to Buenos Aires flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Buenos Aires

Best airlines flying from Oregon to Buenos Aires

Compare and see reviews for airlines that fly from Oregon to Buenos Aires with momondo

Why use momondo?

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires

Fly your favorite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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