What airlines fly to Buenos Aires?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Buenos Aires from Oregon according to our data. United Airlines is the first choice among our users, with 33% 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 18h 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 15m.

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

Copa Airlines, American Airlines, and Delta are the most popular carriers operating 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 2025.

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.

$389 Cheap Flights from Oregon to Buenos Aires in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Oregon to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 am - 9:15 amPDX-EZE

21h 50m2 stops

12:15 pm - 12:04 pmEZE-PDX

28h 49m2 stops

$849LATAM Airlines

Find Deal

qua, jan 14 - qua, jan 28

6:25 am - 9:15 amPDX-EZE

21h 50m2 stops

12:15 pm - 10:49 amEZE-PDX

27h 34m2 stops

$884LATAM Airlines

Find Deal

seg, jan 19 - qua, fev 4

7:00 am - 7:20 amPDX-EZE

19h 20m1 stop

11:55 pm - 6:45 pmEZE-PDX

23h 50m2 stops

$893United Airlines

Find Deal

qua, dez 10 - ter, dez 16

6:10 am - 7:20 amPDX-EZE

20h 10m1 stop

11:55 pm - 7:35 pmEZE-PDX

24h 40m1 stop

$902Delta

Find Deal

qua, dez 3 - qua, dez 17

12:55 pm - 9:20 amPDX-EZE

15h 25m1 stop

10:05 pm - 2:46 pmEZE-PDX

21h 41m2 stops

$906United Airlines

Find Deal

qua, dez 3 - qua, dez 17

10:10 pm - 9:00 amPDX-EZE

29h 50m1 stop

8:55 pm - 7:35 pmEZE-PDX

27h 40m1 stop

$907Delta

Find Deal

qui, nov 20 - ter, nov 25

12:59 am - 8:20 amPDX-EZE

26h 21m1 stop

9:40 pm - 1:34 pmEZE-PDX

20h 54m2 stops

$918American Airlines

Find Deal

seg, dez 1 - ter, dez 16

6:10 am - 6:43 pmPDX-EZE

31h 33m2 stops

11:00 am - 10:52 pmEZE-PDX

40h 52m3 stops

$929Multiple Airlines

Find Deal

ter, dez 2 - ter, dez 16

7:00 am - 9:15 amPDX-EZE

21h 15m2 stops

4:05 am - 10:49 amEZE-PDX

35h 44m2 stops

$940Multiple Airlines

Find Deal

seg, jan 19 - ter, fev 3

11:59 pm - 8:25 amPDX-EZE

27h 26m1 stop

10:10 am - 11:59 pmEZE-PDX

18h 49m1 stop

$963American Airlines

Find Deal

dom, fev 8 - dom, mar 1

LATAM Airlines flights from Oregon to Buenos Aires

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

LATAM Airlines

Jan 14

PDX6:25 amPortland

21h 50m

2 stops

EZE9:15 amBuenos Aires Ministro Pistarini

Jan 28

EZE12:15 pmBuenos Aires Ministro Pistarini

28h 49m

2 stops

PDX12:04 pmPortland

$849

Find similar

LATAM Airlines

Jan 19

PDX6:25 amPortland

21h 50m

2 stops

EZE9:15 amBuenos Aires Ministro Pistarini

Feb 4

EZE12:15 pmBuenos Aires Ministro Pistarini

27h 34m

2 stops

PDX10:49 amPortland

$884

Find similar

LATAM Airlines

Dec 2

PDX10:10 pmPortland

30h 25m

2 stops

EZE9:35 amBuenos Aires Ministro Pistarini

Dec 9

EZE7:43 pmBuenos Aires Ministro Pistarini

21h 07m

2 stops

PDX11:50 amPortland

$888

Find similar

American Airlines flights from Oregon to Buenos Aires

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

American Airlines

Dec 1

PDX12:59 amPortland

26h 21m

1 stop

EZE8:20 amBuenos Aires Ministro Pistarini

Dec 16

EZE9:40 pmBuenos Aires Ministro Pistarini

20h 54m

2 stops

PDX1:34 pmPortland

$918

Find similar

American Airlines

Feb 8

PDX11:59 pmPortland

27h 26m

1 stop

EZE8:25 amBuenos Aires Ministro Pistarini

Mar 1

EZE10:10 amBuenos Aires Ministro Pistarini

18h 49m

1 stop

PDX11:59 pmPortland

$963

Find similar

American Airlines

Feb 8

PDX11:59 pmPortland

27h 26m

1 stop

EZE8:25 amBuenos Aires Ministro Pistarini

Mar 1

EZE11:59 pmBuenos Aires Ministro Pistarini

23h 10m

2 stops

PDX6:09 pmPortland

$968

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

qua 1/14

6:25 am-9:15 am

2 stops21h 50m

Buenos Aires Ministro Pistarini

qua 1/28

12:15 pm-12:04 pm

2 stops28h 49m

$849

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

seg 1/19

6:25 am-9:15 am

2 stops21h 50m

Buenos Aires Ministro Pistarini

qua 2/4

12:15 pm-10:49 am

2 stops27h 34m

$884

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

qua 12/10

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

ter 12/16

11:55 pm-6:45 pm

2 stops23h 50m

$893

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

qua 12/3

6:10 am-7:20 am

1 stop20h 10m

Buenos Aires Ministro Pistarini

qua 12/17

11:55 pm-7:35 pm

1 stop24h 40m

$902

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

qua 12/3

12:55 pm-9:20 am

1 stop15h 25m

Buenos Aires Ministro Pistarini

qua 12/17

10:05 pm-2:46 pm

2 stops21h 41m

$906

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

qui 11/20

10:10 pm-9:00 am

1 stop29h 50m

Buenos Aires Ministro Pistarini

ter 11/25

8:55 pm-7:35 pm

1 stop27h 40m

$907

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

seg 12/1

12:59 am-8:20 am

1 stop26h 21m

Buenos Aires Ministro Pistarini

ter 12/16

9:40 pm-1:34 pm

2 stops20h 54m

$918

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

ter 12/2

6:10 am-6:43 pm

2 stops31h 33m

Buenos Aires Ministro Pistarini

ter 12/16

11:00 am-10:52 pm

3 stops40h 52m

$929

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

seg 1/19

7:00 am-9:15 am

2 stops21h 15m

Buenos Aires Ministro Pistarini

ter 2/3

4:05 am-10:49 am

2 stops35h 44m

$940

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

dom 2/8

11:59 pm-8:25 am

1 stop27h 26m

Buenos Aires Ministro Pistarini

dom 3/1

10:10 am-11:59 pm

1 stop18h 49m

$963

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 October. Flight prices, which tend to average around $1,234, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Buenos Aires from Oregon during May instead. Flights to Buenos Aires in May, while not as cheap as those in October, still average around $1,258.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Oregon is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,253. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,566.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from Oregon to Buenos Aires during this time can be as low as $1,106. Try not to purchase tickets at noon because they tend to be around $1,427. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Buenos Aires from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Oregon for as low as $1,065 on momondo.

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

You could potentially save up to 15% 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

Direct flights	None

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

Search flight deals

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 2025.
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 $971	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,009	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
Delta	PriceFrom $1,081	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
LATAM Airlines	PriceFrom $1,123	Free Cancellation	Rating 7.5 1,872 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.