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Cheap flights from Portland to Buenos Aires from $403

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 11/15. 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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0 bags

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Find the cheapest flights from Portland to Buenos Aires

Cheap round-trip flights

Multiple Airlines Logo
7:20 am - 2:40 pmPDX-AEP
26h 20m2 stops
Multiple Airlines Logo
3:40 pm - 11:35 amAEP-PDX
24h 55m2 stops
$1,005Multiple Airlines
Find Deal
lun., nov. 3 - sáb., nov. 15
Multiple Airlines Logo
7:18 am - 7:30 amPDX-AEP
43h 12m2 stops
Multiple Airlines Logo
5:15 pm - 9:38 amAEP-PDX
45h 23m3 stops
$1,034Multiple Airlines
Find Deal
mié., dic. 10 - mar., dic. 16
Multiple Airlines Logo
12:30 pm - 4:05 pmPDX-AEP
23h 35m2 stops
Multiple Airlines Logo
8:25 pm - 1:50 pmAEP-PDX
21h 25m2 stops
$1,058Multiple Airlines
Find Deal
mié., oct. 22 - mié., oct. 29
Multiple Airlines Logo
6:00 am - 7:30 amPDX-AEP
44h 30m3 stops
Multiple Airlines Logo
5:15 pm - 9:38 amAEP-PDX
45h 23m3 stops
$1,066Multiple Airlines
Find Deal
mié., dic. 10 - mar., dic. 16
LATAM Airlines Logo
7:00 am - 4:00 pmPDX-AEP
28h 00m2 stops
LATAM Airlines Logo
11:30 am - 11:53 amAEP-PDX
29h 23m2 stops
$1,125LATAM Airlines
Find Deal
mié., dic. 31 - mié., feb. 18
LATAM Airlines Logo
10:05 pm - 7:55 amPDX-AEP
28h 50m2 stops
LATAM Airlines Logo
5:15 pm - 11:05 amAEP-PDX
22h 50m2 stops
$1,165LATAM Airlines
Find Deal
sáb., ene. 3 - mié., feb. 18
Multiple Airlines Logo
9:55 am - 5:30 pmPDX-AEP
27h 35m3 stops
Multiple Airlines Logo
10:15 am - 2:45 pmAEP-PDX
32h 30m3 stops
$1,168Multiple Airlines
Find Deal
jue., oct. 23 - lun., oct. 27
LATAM Airlines Logo
6:00 am - 7:55 amPDX-AEP
20h 55m2 stops
LATAM Airlines Logo
11:30 am - 10:41 amAEP-PDX
28h 11m2 stops
$1,179LATAM Airlines
Find Deal
mié., dic. 10 - mar., dic. 16
LATAM Airlines Logo
10:05 pm - 7:55 amPDX-AEP
28h 50m2 stops
LATAM Airlines Logo
5:15 pm - 7:18 pmAEP-PDX
31h 03m2 stops
$1,205LATAM Airlines
Find Deal
vie., ene. 2 - vie., feb. 20
GOL Logo
11:53 am - 12:40 pmPDX-AEP
19h 47m2 stops
GOL Logo
6:20 pm - 12:50 pmAEP-PDX
23h 30m2 stops
$2,643GOL
Find Deal
sáb., dic. 27 - sáb., ene. 3

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
Dec 31
PDX7:00 amPortland
28h 00m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Feb 18
AEP11:30 amBuenos Aires Jorge Newbery
29h 23m
2 stops
PDX11:53 amPortland
$1,125
Find similar
LATAM Airlines
Jan 3
PDX10:05 pmPortland
28h 50m
2 stops
AEP7:55 amBuenos Aires Jorge Newbery
Feb 18
AEP5:15 pmBuenos Aires Jorge Newbery
22h 50m
2 stops
PDX11:05 amPortland
$1,165
Find similar
LATAM Airlines
Dec 10
PDX6:00 amPortland
20h 55m
2 stops
AEP7:55 amBuenos Aires Jorge Newbery
Dec 16
AEP11:30 amBuenos Aires Jorge Newbery
28h 11m
2 stops
PDX10:41 amPortland
$1,179
Find similar

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 septiembre 24, 2025.
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

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

lun. 11/3

7:20 am-2:40 pm

2 stops26h 20m

Buenos Aires Jorge Newbery

sáb. 11/15

3:40 pm-11:35 am

2 stops24h 55m

$1,005

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

mié. 12/10

7:18 am-7:30 am

2 stops43h 12m

Buenos Aires Jorge Newbery

mar. 12/16

5:15 pm-9:38 am

3 stops45h 23m

$1,034

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

mié. 10/22

12:30 pm-4:05 pm

2 stops23h 35m

Buenos Aires Jorge Newbery

mié. 10/29

8:25 pm-1:50 pm

2 stops21h 25m

$1,058

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

mié. 12/10

6:00 am-7:30 am

3 stops44h 30m

Buenos Aires Jorge Newbery

mar. 12/16

5:15 pm-9:38 am

3 stops45h 23m

$1,066

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

mié. 12/31

7:00 am-4:00 pm

2 stops28h 00m

Buenos Aires Jorge Newbery

mié. 2/18

11:30 am-11:53 am

2 stops29h 23m

$1,125

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

sáb. 1/3

10:05 pm-7:55 am

2 stops28h 50m

Buenos Aires Jorge Newbery

mié. 2/18

5:15 pm-11:05 am

2 stops22h 50m

$1,165

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

jue. 10/23

9:55 am-5:30 pm

3 stops27h 35m

Buenos Aires Jorge Newbery

lun. 10/27

10:15 am-2:45 pm

3 stops32h 30m

$1,168

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

mié. 12/10

6:00 am-7:55 am

2 stops20h 55m

Buenos Aires Jorge Newbery

mar. 12/16

11:30 am-10:41 am

2 stops28h 11m

$1,179

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

vie. 1/2

10:05 pm-7:55 am

2 stops28h 50m

Buenos Aires Jorge Newbery

vie. 2/20

5:15 pm-7:18 pm

2 stops31h 03m

$1,205

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

sáb. 12/27

11:53 am-12:40 pm

2 stops19h 47m

Buenos Aires Jorge Newbery

sáb. 1/3

6:20 pm-12:50 pm

2 stops23h 30m

$2,643

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Direct flights

None
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.
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  • 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 18h 58m.

  • 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 many operators does momondo search for flights from Portland Airport to Buenos Aires Jorge Newbery Airport?

  • 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.

  • What is the most popular airline from Portland to Buenos Aires Jorge Newbery Airport?

Best airlines flying from Portland to Buenos Aires Jorge Newbery Airport

Compare and see reviews for airlines that fly from Portland to Buenos Aires Jorge Newbery Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $1,123Free CancellationRating
7.5
1,854 reviews
Search LATAM Airlines flights

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.

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