Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Portland to Buenos Aires from $569

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Buenos Aires departing on 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
10:52 am - 2:50 pm
PDX
-
AEP
23h 58m
2 stops
LATAM Airlines Logo
8:05 pm - 12:36 pm
AEP
-
PDX
20h 31m
2 stops
$1,015LATAM Airlines
Wed, May 13 - Wed, May 20
LATAM Airlines Logo
7:00 am - 8:30 am
PDX
-
AEP
21h 30m
2 stops
LATAM Airlines Logo
7:20 pm - 12:36 pm
AEP
-
PDX
21h 16m
2 stops
$1,041LATAM Airlines
Tue, May 12 - Tue, May 19
LATAM Airlines Logo
10:52 am - 6:25 pm
PDX
-
AEP
27h 33m
2 stops
LATAM Airlines Logo
8:05 pm - 12:36 pm
AEP
-
PDX
20h 31m
2 stops
$1,059LATAM Airlines
Thu, May 14 - Sun, May 31
Multiple Airlines Logo
9:26 pm - 8:30 am
PDX
-
AEP
31h 04m
2 stops
Multiple Airlines Logo
8:05 pm - 10:11 am
AEP
-
PDX
42h 06m
2 stops
$1,063Multiple Airlines
Sun, May 24 - Sun, May 31
LATAM Airlines Logo
10:52 am - 7:40 pm
PDX
-
AEP
28h 48m
2 stops
LATAM Airlines Logo
8:05 pm - 10:11 am
AEP
-
PDX
42h 06m
2 stops
$1,068LATAM Airlines
Thu, May 14 - Sun, May 31
LATAM Airlines Logo
6:50 am - 8:30 am
PDX
-
AEP
21h 40m
2 stops
LATAM Airlines Logo
8:05 pm - 12:36 pm
AEP
-
PDX
20h 31m
2 stops
$1,127LATAM Airlines
Thu, May 14 - Sun, May 31
Multiple Airlines Logo
5:15 am - 6:25 pm
PDX
-
AEP
33h 10m
3 stops
Multiple Airlines Logo
9:25 am - 12:54 pm
AEP
-
PDX
31h 29m
2 stops
$1,217Multiple Airlines
Wed, May 27 - Wed, Jun 3
LATAM Airlines Logo
10:00 am - 2:50 pm
PDX
-
AEP
24h 50m
2 stops
LATAM Airlines Logo
6:20 pm - 12:18 pm
AEP
-
PDX
21h 58m
2 stops
$1,220LATAM Airlines
Mon, Sep 21 - Thu, Oct 15
LATAM Airlines Logo
10:53 am - 2:50 pm
PDX
-
AEP
23h 57m
2 stops
LATAM Airlines Logo
3:45 pm - 10:37 am
AEP
-
PDX
22h 52m
2 stops
$1,239LATAM Airlines
Mon, Jun 29 - Thu, Oct 1
LATAM Airlines Logo
10:00 am - 2:50 pm
PDX
-
AEP
24h 50m
2 stops
LATAM Airlines Logo
3:45 pm - 1:06 pm
AEP
-
PDX
25h 21m
2 stops
$1,247LATAM Airlines
Mon, Aug 10 - Tue, Aug 18

LATAM Airlines flights from Portland to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on Portland to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
May 13
PDX10:52 amPortland
23h 58m
2 stops
AEP2:50 pmBuenos Aires Jorge Newbery
May 20
AEP8:05 pmBuenos Aires Jorge Newbery
20h 31m
2 stops
PDX12:36 pmPortland
$1,015
LATAM Airlines
May 12
PDX7:00 amPortland
21h 30m
2 stops
AEP8:30 amBuenos Aires Jorge Newbery
May 19
AEP7:20 pmBuenos Aires Jorge Newbery
21h 16m
2 stops
PDX12:36 pmPortland
$1,041
LATAM Airlines
May 14
PDX10:52 amPortland
27h 33m
2 stops
AEP6:25 pmBuenos Aires Jorge Newbery
May 31
AEP8:05 pmBuenos Aires Jorge Newbery
20h 31m
2 stops
PDX12:36 pmPortland
$1,059

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Buenos Aires Jorge Newbery Airport 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, momondo users made 832,500 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from Portland to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 5/13

10:52 am-2:50 pm

2 stops23h 58m

Buenos Aires Jorge Newbery

Wed 5/20

8:05 pm-12:36 pm

2 stops20h 31m

$1,015

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Tue 5/12

7:00 am-8:30 am

2 stops21h 30m

Buenos Aires Jorge Newbery

Tue 5/19

7:20 pm-12:36 pm

2 stops21h 16m

$1,041

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 5/14

10:52 am-6:25 pm

2 stops27h 33m

Buenos Aires Jorge Newbery

Sun 5/31

8:05 pm-12:36 pm

2 stops20h 31m

$1,059

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Sun 5/24

9:26 pm-8:30 am

2 stops31h 04m

Buenos Aires Jorge Newbery

Sun 5/31

8:05 pm-10:11 am

2 stops42h 06m

$1,063

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 5/14

10:52 am-7:40 pm

2 stops28h 48m

Buenos Aires Jorge Newbery

Sun 5/31

8:05 pm-10:11 am

2 stops42h 06m

$1,068
Quickest round-trip

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Thu 5/14

6:50 am-8:30 am

2 stops21h 40m

Buenos Aires Jorge Newbery

Sun 5/31

8:05 pm-12:36 pm

2 stops20h 31m

$1,127

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Wed 5/27

5:15 am-6:25 pm

3 stops33h 10m

Buenos Aires Jorge Newbery

Wed 6/3

9:25 am-12:54 pm

2 stops31h 29m

$1,217

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Mon 9/21

10:00 am-2:50 pm

2 stops24h 50m

Buenos Aires Jorge Newbery

Thu 10/15

6:20 pm-12:18 pm

2 stops21h 58m

$1,220

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Mon 6/29

10:53 am-2:50 pm

2 stops23h 57m

Buenos Aires Jorge Newbery

Thu 10/1

3:45 pm-10:37 am

2 stops22h 52m

$1,239

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Mon 8/10

10:00 am-2:50 pm

2 stops24h 50m

Buenos Aires Jorge Newbery

Tue 8/18

3:45 pm-1:06 pm

2 stops25h 21m

$1,247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Portland to Buenos Aires Jorge Newbery Airport

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

What is the cheapest airline that flies from Portland to Buenos Aires Jorge Newbery?

LATAM Airlines is the most popular carrier operating from Portland to Buenos Aires Jorge Newbery

When to book flights from Portland to Buenos Aires Jorge Newbery Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Buenos Aires Jorge Newbery Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Buenos Aires Jorge Newbery Airport (PDX to AEP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Buenos Aires Jorge Newbery Airport

Fastest flight time

21h 36m

Direct flights

None
The fastest flight from Portland to Buenos Aires Jorge Newbery Airport takes 21h 36m
There are no direct flights from Portland to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from Portland to Buenos Aires Jorge Newbery Airport.
Search flight deals

Frequently asked questions about flying from Portland to Buenos Aires Jorge Newbery Airport

  • How far is Portland to Buenos Aires Jorge Newbery by plane?

    The distance between Portland and Buenos Aires Jorge Newbery is about 6826.5 mi. In terms of flight time, this usually takes a little over 21h 36m.

  • When did momondo last update prices for flights from Portland Airport to Buenos Aires Jorge Newbery Airport?

    Prices for flights from Portland Airport to Buenos Aires Jorge Newbery Airport refresh daily.

  • How old do you have to be to fly from Portland Airport to Buenos Aires Jorge Newbery Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Buenos Aires Jorge Newbery Airport.

  • What documentation or ID do you need to fly to Buenos Aires Jorge Newbery Airport?

    The necessary travel and health documents for your Buenos Aires Jorge Newbery Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Buenos Aires for you.

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

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

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

Once you have performed a search for Portland to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Portland to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Buenos Aires Jorge Newbery Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 5/14
Thu 5/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Buenos Aires

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo
Flights to Buenos Aires Ministro Pistarini Airportfrom $568