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

Delta 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 28% 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 15h 23m 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 19h 13m.

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 September 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.

$517 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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One-way

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12:02 pm - 9:50 amPDX Portland-EZE Buenos Aires Ministro Pistarini

40h 48m2 stops Denver Intl Miami

12:20 pm - 8:42 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

37h 22m1 stop Miami

$1,029Multiple Airlines

Tue, Nov 17 - Wed, Dec 9

11:23 am - 9:50 amPDX Portland-EZE Buenos Aires Ministro Pistarini

41h 27m2 stops Las Vegas Harry Reid Intl Miami

8:00 am - 8:42 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

17h 42m1 stop Miami

$1,089Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

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

22h 00m2 stops Los Angeles Lima J Chavez Intl

8:05 pm - 12:18 pmAEP Buenos Aires Jorge Newbery-PDX Portland

20h 13m2 stops Lima J Chavez Intl Los Angeles

$1,176LATAM Airlines

Wed, Mar 10 - Tue, Mar 23

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

15h 18m1 stop Dallas/Fort Worth

10:10 am - 11:59 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

18h 49m1 stop Miami

$1,176American Airlines

Tue, Nov 17 - Tue, Dec 8

6:28 am - 8:30 amPDX Portland-EZE Buenos Aires Ministro Pistarini

21h 02m1 stop Dallas/Fort Worth

10:30 pm - 9:32 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

27h 02m1 stop Dallas/Fort Worth

$1,176American Airlines

Wed, Mar 10 - Tue, Mar 23

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

19h 20m1 stop Houston George Bush Intcntl

10:05 pm - 12:17 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

19h 12m1 stop Houston George Bush Intcntl

$1,176United Airlines

Tue, Nov 17 - Wed, Dec 9

7:10 am - 7:20 amPDX Portland-EZE Buenos Aires Ministro Pistarini

19h 10m1 stop Houston George Bush Intcntl

11:55 pm - 12:17 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

17h 22m1 stop Houston George Bush Intcntl

$1,176United Airlines

Wed, Mar 3 - Mon, Mar 8

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

22h 00m2 stops Los Angeles Lima J Chavez Intl

8:05 pm - 12:18 pmAEP Buenos Aires Jorge Newbery-PDX Portland

20h 13m2 stops Lima J Chavez Intl Los Angeles

$1,216LATAM Airlines

Wed, Mar 10 - Tue, Mar 23

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

21h 55m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 10:49 amEZE Buenos Aires Ministro Pistarini-PDX Portland

22h 49m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$1,226Delta

Tue, Nov 17 - Wed, Dec 9

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

$1,226Delta

Tue, Nov 17 - Tue, Dec 8

Cheap last minute flights

Enter your travel dates to find the best prices.

6:08 am - 12:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

25h 52m2 stops Los Angeles Sao Paulo Guarulhos Intl

9:25 am - 1:38 pmAEP Buenos Aires Jorge Newbery-PDX Portland

33h 13m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson

$1,318LATAM Airlines

Fri, Oct 2 - Thu, Nov 5

6:08 am - 12:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

25h 52m2 stops Los Angeles Sao Paulo Guarulhos Intl

5:35 pm - 12:11 pmAEP Buenos Aires Jorge Newbery-PDX Portland

23h 36m2 stops Lima J Chavez Intl Los Angeles

$1,318LATAM Airlines

Fri, Oct 2 - Sat, Nov 7

6:08 am - 12:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

25h 52m2 stops Los Angeles Sao Paulo Guarulhos Intl

8:05 pm - 12:11 pmAEP Buenos Aires Jorge Newbery-PDX Portland

21h 06m2 stops Lima J Chavez Intl Los Angeles

$1,318LATAM Airlines

Fri, Oct 2 - Fri, Nov 6

6:08 am - 12:00 pmPDX Portland-AEP Buenos Aires Jorge Newbery

25h 52m2 stops Los Angeles Sao Paulo Guarulhos Intl

5:35 pm - 12:11 pmAEP Buenos Aires Jorge Newbery-PDX Portland

23h 36m2 stops Lima J Chavez Intl Los Angeles

$1,318LATAM Airlines

Fri, Oct 2 - Wed, Nov 4

6:01 am - 11:05 amPDX Portland-EZE Buenos Aires Ministro Pistarini

25h 04m2 stops Chicago O'Hare Intl New York John F Kennedy Intl

8:45 pm - 1:17 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

20h 32m2 stops Miami Dallas/Fort Worth

$1,526GOL

Sun, Sep 27 - Tue, Sep 29

7:03 am - 6:10 amPDX Portland-EZE Buenos Aires Ministro Pistarini

19h 07m2 stops Los Angeles Lima J Chavez Intl

8:10 pm - 6:59 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

26h 49m1 stop Atlanta Hartsfield-Jackson

$1,554Multiple Airlines

Sun, Sep 27 - Tue, Sep 29

7:03 am - 7:40 amPDX Portland-AEP Buenos Aires Jorge Newbery

20h 37m2 stops Los Angeles Lima J Chavez Intl

5:35 pm - 1:00 pmAEP Buenos Aires Jorge Newbery-PDX Portland

23h 25m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,608Multiple Airlines

Sun, Sep 27 - Tue, Sep 29

12:38 pm - 12:05 amPDX Portland-EZE Buenos Aires Ministro Pistarini

31h 27m3 stops Denver Intl Chicago O'Hare Intl Punta Cana

1:10 pm - 8:59 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

35h 49m3 stops Miami Mexico City Benito Juarez Guadalajara Miguel Hidal

$1,671Multiple Airlines

Sun, Sep 27 - Tue, Sep 29

11:30 pm - 8:00 amPDX Portland-EZE Buenos Aires Ministro Pistarini

28h 30m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

9:00 pm - 6:31 pmEZE Buenos Aires Ministro Pistarini-PDX Portland

25h 31m3 stops Houston George Bush Intcntl Denver Intl San Francisco

$1,684United Airlines

Sun, Sep 27 - Tue, Sep 29

6:00 am - 8:00 amEUG Eugene-EZE Buenos Aires Ministro Pistarini

22h 00m2 stops San Francisco Houston George Bush Intcntl

9:00 pm - 1:12 pmEZE Buenos Aires Ministro Pistarini-EUG Eugene

44h 12m3 stops Houston George Bush Intcntl Chicago O'Hare Intl Denver Intl

$7,492United Airlines

Wed, Sep 30 - Sat, Oct 3

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United Airlines flights from Oregon to Buenos Aires

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

United Airlines

Nov 17

PDX7:00 amPortland

19h 20m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Dec 9

EZE10:05 pmBuenos Aires Ministro Pistarini

19h 12m

1 stop

PDX12:17 pmPortland

$1,176

United Airlines

Nov 17

PDX9:00 amPortland

19h 20m

2 stops

EZE9:20 amBuenos Aires Ministro Pistarini

Dec 9

EZE10:05 pmBuenos Aires Ministro Pistarini

21h 33m

2 stops

PDX2:38 pmPortland

$1,180

United Airlines

Jan 24

PDX12:51 pmPortland

37h 29m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Feb 8

EZE11:55 pmBuenos Aires Ministro Pistarini

17h 24m

1 stop

PDX12:19 pmPortland

$1,191

American Airlines flights from Oregon to Buenos Aires

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

American Airlines

Mar 21

PDX7:30 amPortland

20h 00m

1 stop

EZE7:30 amBuenos Aires Ministro Pistarini

Mar 31

EZE10:20 pmBuenos Aires Ministro Pistarini

29h 24m

1 stop

PDX11:44 pmPortland

$1,195

American Airlines

Mar 12

PDX7:30 amPortland

20h 40m

2 stops

EZE9:10 amBuenos Aires Ministro Pistarini

Mar 24

EZE10:30 pmBuenos Aires Ministro Pistarini

22h 50m

2 stops

PDX5:20 pmPortland

$1,260

American Airlines

Feb 17

RDM5:22 amBend/Redmond

21h 03m

2 stops

EZE7:25 amBuenos Aires Ministro Pistarini

Mar 1

EZE10:10 amBuenos Aires Ministro Pistarini

28h 58m

2 stops

RDM10:08 amBend/Redmond

$1,330

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 11/17

12:02 pm-9:50 am

2 stops40h 48m

Buenos Aires Ministro Pistarini

Wed 12/9

12:20 pm-8:42 pm

1 stop37h 22m

$1,029

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Thu 11/26

11:23 am-9:50 am

2 stops41h 27m

Buenos Aires Ministro Pistarini

Thu 12/3

8:00 am-8:42 pm

1 stop17h 42m

$1,089

PortlandBuenos Aires

PDX Portland - AEP Buenos Aires Jorge Newbery

PDXAEP

Portland

Wed 3/10

1:00 pm-4:00 pm

2 stops22h 00m

Buenos Aires Jorge Newbery

Tue 3/23

8:05 pm-12:18 pm

2 stops20h 13m

$1,176

Quickest round-trip

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 11/17

11:57 am-8:15 am

1 stop15h 18m

Buenos Aires Ministro Pistarini

Tue 12/8

10:10 am-11:59 pm

1 stop18h 49m

$1,176

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 3/10

6:28 am-8:30 am

1 stop21h 02m

Buenos Aires Ministro Pistarini

Tue 3/23

10:30 pm-9:32 pm

1 stop27h 02m

$1,176

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 11/17

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Wed 12/9

10:05 pm-12:17 pm

1 stop19h 12m

$1,176

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Wed 3/3

7:10 am-7:20 am

1 stop19h 10m

Buenos Aires Ministro Pistarini

Mon 3/8

11:55 pm-12:17 pm

1 stop17h 22m

$1,176

PortlandBuenos Aires

PDX Portland - AEP Buenos Aires Jorge Newbery

PDXAEP

Portland

Wed 3/10

1:00 pm-4:00 pm

2 stops22h 00m

Buenos Aires Jorge Newbery

Tue 3/23

8:05 pm-12:18 pm

2 stops20h 13m

$1,216

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 11/17

6:45 am-9:40 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

Wed 12/9

5:00 pm-10:49 am

2 stops22h 49m

$1,226

PortlandBuenos Aires

PDX Portland - EZE Buenos Aires Ministro Pistarini

PDXEZE

Portland

Tue 11/17

11:51 am-9:40 am

1 stop16h 49m

Buenos Aires Ministro Pistarini

Tue 12/8

9:30 pm-10:49 am

1 stop18h 19m

$1,226

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 April. Flight prices, which tend to average around $1,181, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Buenos Aires from Oregon during August instead. Flights to Buenos Aires in August, while not as cheap as those in April, still average around $1,201.

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

You could potentially save up to 22% 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	$517
Fastest flight time	14h 55m
Direct flights	None

The best one-way flight to Buenos Aires from Oregon in the past 72 hours is $517. The best round-trip flight deal from Oregon to Buenos Aires found on momondo in the last 72 hours is $1,029.

The fastest flight from Oregon to Buenos Aires takes 14h 55m

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 September 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
American Airlines	PriceFrom $826	Free Cancellation	Rating 7.0 12,098 reviews	Search American Airlines flights
Delta	PriceFrom $901	Free Cancellation	Rating 7.8 8,608 reviews	Search Delta flights
United Airlines	PriceFrom $951	Free Cancellation	Rating 7.4 10,248 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $1,182	Free Cancellation	Rating 7.4 1,980 reviews	Search LATAM 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 $517

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 12/31. 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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United Airlines flights from Oregon to Buenos Aires

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

American Airlines flights from Oregon to Buenos Aires

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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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