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Cheap flights from Portland to Buenos Aires from $349

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 9/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:45 am - 3:00 am-
35h 15m
Multiple Airlines Logo
1:10 pm - 8:50 pm-
36h 40m
$1,114Multiple Airlines
Mon, Nov 9 - Tue, Dec 8
Multiple Airlines Logo
2:45 pm - 3:00 am-
31h 15m
Multiple Airlines Logo
1:10 pm - 8:50 pm-
36h 40m
$1,115Multiple Airlines
Mon, Nov 9 - Tue, Dec 8
LATAM Airlines Logo
6:30 am - 6:20 am-
18h 50m
LATAM Airlines Logo
7:20 am - 10:26 pm-
20h 06m
$1,209LATAM Airlines
Tue, Jan 5 - Tue, Jan 19
LATAM Airlines Logo
7:00 am - 10:35 am-
22h 35m
LATAM Airlines Logo
7:45 pm - 12:10 pm-
21h 25m
$1,224LATAM Airlines
Mon, Nov 16 - Mon, Nov 30
American Airlines Logo
7:40 am - 8:30 am-
19h 50m
American Airlines Logo
10:30 pm - 11:45 am-
18h 15m
$1,248American Airlines
Thu, Jan 21 - Sun, Jan 31
Delta Logo
6:50 am - 6:20 am-
42h 30m
Delta Logo
7:20 am - 10:40 pm-
20h 20m
$1,248Delta
Tue, Nov 3 - Thu, Nov 12
Delta Logo
10:15 pm - 3:00 am-
47h 45m
Delta Logo
9:30 pm - 7:16 pm-
26h 46m
$1,248Delta
Tue, Nov 3 - Thu, Nov 12
American Airlines Logo
8:35 am - 8:45 am-
20h 10m
American Airlines Logo
10:30 pm - 5:03 pm-
22h 33m
$1,252American Airlines
Wed, Oct 7 - Mon, Oct 19
United Airlines Logo
11:52 pm - 7:20 am-
26h 28m
United Airlines Logo
10:05 pm - 6:31 pm-
25h 26m
$1,306United Airlines
Wed, Dec 23 - Tue, Jan 12
United Airlines Logo
12:58 pm - 7:20 am-
37h 22m
United Airlines Logo
10:05 pm - 6:31 pm-
25h 26m
$1,306United Airlines
Mon, Dec 28 - Tue, Jan 12

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United Airlines flights from Portland to Buenos Aires Ministro Pistarini Airport

Our best United Airlines deals on Portland to Buenos Aires Ministro Pistarini Airport flight tickets
United Airlines
Dec 23
PDX11:52 pmPortland
26h 28m
2 stops
EZE7:20 amBuenos Aires Ministro Pistarini
Jan 12
EZE10:05 pmBuenos Aires Ministro Pistarini
25h 26m
2 stops
PDX6:31 pmPortland
$1,306
United Airlines
Sep 14
PDX8:40 amPortland
19h 20m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Sep 28
EZE9:00 pmBuenos Aires Ministro Pistarini
19h 01m
1 stop
PDX12:01 pmPortland
$1,323
United Airlines
Aug 14
PDX7:07 pmPortland
32h 53m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Sep 16
EZE9:00 pmBuenos Aires Ministro Pistarini
18h 54m
1 stop
PDX11:54 amPortland
$1,542

Delta flights from Portland to Buenos Aires Ministro Pistarini Airport

Our best Delta deals on Portland to Buenos Aires Ministro Pistarini Airport flight tickets
Delta
Nov 1
PDX5:15 pmPortland
32h 05m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 12
EZE9:30 pmBuenos Aires Ministro Pistarini
26h 46m
1 stop
PDX7:16 pmPortland
$1,258
Delta
Nov 1
PDX10:56 amPortland
38h 24m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 13
EZE9:30 pmBuenos Aires Ministro Pistarini
18h 15m
1 stop
PDX10:45 amPortland
$1,298
Delta
Dec 29
PDX11:40 amPortland
17h 00m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
Jan 12
EZE1:10 pmBuenos Aires Ministro Pistarini
28h 19m
2 stops
PDX12:29 pmPortland
$1,302

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Buenos Aires Ministro Pistarini 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 August 5, 2026.
Use the filters below to find and compare flights from Portland to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/9

10:45 am-3:00 am

2 stops35h 15m

Buenos Aires Ministro Pistarini

Tue 12/8

1:10 pm-8:50 pm

1 stop36h 40m

$1,114

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/9

2:45 pm-3:00 am

2 stops31h 15m

Buenos Aires Ministro Pistarini

Tue 12/8

1:10 pm-8:50 pm

1 stop36h 40m

$1,115

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 1/5

6:30 am-6:20 am

2 stops18h 50m

Buenos Aires Ministro Pistarini

Tue 1/19

7:20 am-10:26 pm

2 stops20h 06m

$1,209

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/16

7:00 am-10:35 am

2 stops22h 35m

Buenos Aires Ministro Pistarini

Mon 11/30

7:45 pm-12:10 pm

2 stops21h 25m

$1,224
Quickest round-trip

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 1/21

7:40 am-8:30 am

1 stop19h 50m

Buenos Aires Ministro Pistarini

Sun 1/31

10:30 pm-11:45 am

1 stop18h 15m

$1,248

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 11/3

6:50 am-6:20 am

2 stops42h 30m

Buenos Aires Ministro Pistarini

Thu 11/12

7:20 am-10:40 pm

2 stops20h 20m

$1,248

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 11/3

10:15 pm-3:00 am

2 stops47h 45m

Buenos Aires Ministro Pistarini

Thu 11/12

9:30 pm-7:16 pm

1 stop26h 46m

$1,248

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 10/7

8:35 am-8:45 am

2 stops20h 10m

Buenos Aires Ministro Pistarini

Mon 10/19

10:30 pm-5:03 pm

2 stops22h 33m

$1,252

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 12/23

11:52 pm-7:20 am

2 stops26h 28m

Buenos Aires Ministro Pistarini

Tue 1/12

10:05 pm-6:31 pm

2 stops25h 26m

$1,306

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 12/28

12:58 pm-7:20 am

1 stop37h 22m

Buenos Aires Ministro Pistarini

Tue 1/12

10:05 pm-6:31 pm

2 stops25h 26m

$1,306

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 Ministro Pistarini 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 month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of August, then book flights to Buenos Aires Ministro Pistarini Airport from Portland during October instead. Flights to Buenos Aires Ministro Pistarini Airport in October, while not as cheap as those in August, still average around $1,081.

Can stopping save me money on Portland to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 37% on your flight if you consider stops on a Portland to Buenos Aires Ministro Pistarini Airport flight.

When to book flights from Portland to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Buenos Aires Ministro Pistarini 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 Ministro Pistarini Airport (PDX to EZE) flight deals and tips

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

Fastest flight time

21h 22m

Direct flights

None
The fastest flight from Portland to Buenos Aires Ministro Pistarini Airport takes 21h 22m
There are no direct flights from Portland to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Portland to Buenos Aires Ministro Pistarini Airport.
Search flight deals

Frequently asked questions about flying from Portland to Buenos Aires Ministro Pistarini Airport

  • How far is Portland to Buenos Aires Ministro Pistarini by plane?

    Portland and Buenos Aires Ministro Pistarini are 6836.1 mi apart from one another. Flights usually cover this in 21h 22m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Portland Airport to Buenos Aires Ministro Pistarini Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Buenos Aires Ministro Pistarini Airport?

  • How old do you have to be to fly from Portland Airport to Buenos Aires Ministro Pistarini 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 Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents you'll need for your trip to Buenos Aires Ministro Pistarini Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires Ministro Pistarini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Buenos Aires Ministro Pistarini Airport?

Best airlines flying from Portland to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Portland to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $901Free CancellationRating
7.8
8,484 reviews
Search Delta flights
United AirlinesPriceFrom $951Free CancellationRating
7.4
10,060 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,009Free CancellationRating
7.1
11,851 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $1,182Free CancellationRating
7.4
1,969 reviews
Search LATAM Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Buenos Aires. momondo saves you time and could save you money on your trip.

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

All flight searches from Portland to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Portland and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Buenos Aires from Portland 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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