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Cheap flights from Portland to Buenos Aires from $424

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 11/18. 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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Cheap round-trip flights

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LATAM Airlines Logo
10:00 am - 9:15 amPDX-EZE
18h 15m2 stops
LATAM Airlines Logo
12:15 pm - 11:53 amEZE-PDX
28h 38m2 stops
$865LATAM Airlines
Find Deal
Mon, Jan 26 - Mon, Mar 2
LATAM Airlines Logo
6:10 am - 6:05 amPDX-EZE
18h 55m2 stops
LATAM Airlines Logo
7:43 pm - 11:46 amEZE-PDX
21h 03m2 stops
$884LATAM Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
United Airlines Logo
7:00 am - 9:20 amPDX-EZE
21h 20m1 stop
United Airlines Logo
11:55 pm - 12:12 pmEZE-PDX
17h 17m1 stop
$893United Airlines
Find Deal
Wed, Dec 10 - Tue, Dec 16
United Airlines Logo
7:00 am - 7:20 amPDX-EZE
19h 20m1 stop
United Airlines Logo
11:55 pm - 6:41 pmEZE-PDX
23h 46m2 stops
$902United Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
10:10 pm - 9:00 amPDX-EZE
29h 50m1 stop
Delta Logo
8:55 pm - 7:35 pmEZE-PDX
27h 40m1 stop
$907Delta
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Thu, Nov 20 - Tue, Nov 25
Delta Logo
10:10 pm - 9:00 amPDX-EZE
29h 50m1 stop
Delta Logo
10:25 pm - 6:27 pmEZE-PDX
25h 02m2 stops
$911Delta
Find Deal
Thu, Nov 20 - Tue, Nov 25
Multiple Airlines Logo
7:00 am - 9:35 amPDX-EZE
22h 35m1 stop
Multiple Airlines Logo
3:55 pm - 1:21 pmEZE-PDX
25h 26m2 stops
$917Multiple Airlines
Find Deal
Thu, Mar 12 - Sun, Mar 15
Multiple Airlines Logo
11:45 am - 9:35 amPDX-EZE
17h 50m2 stops
Multiple Airlines Logo
3:55 pm - 4:28 pmEZE-PDX
28h 33m2 stops
$931Multiple Airlines
Find Deal
Thu, Mar 12 - Sun, Mar 15
American Airlines Logo
12:59 am - 8:20 amPDX-EZE
26h 21m1 stop
American Airlines Logo
10:30 pm - 11:08 amEZE-PDX
17h 38m1 stop
$964American Airlines
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Mon, Dec 1 - Tue, Dec 9
American Airlines Logo
10:49 pm - 7:30 amPDX-EZE
27h 41m1 stop
American Airlines Logo
10:25 pm - 1:21 pmEZE-PDX
19h 56m1 stop
$967American Airlines
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Sun, Jan 4 - Sun, Jan 18

LATAM Airlines flights from Portland to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Portland to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Jan 26
PDX10:00 amPortland
18h 15m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Mar 2
EZE12:15 pmBuenos Aires Ministro Pistarini
28h 38m
2 stops
PDX11:53 amPortland
$865
Find similar
LATAM Airlines
Nov 17
PDX6:10 amPortland
18h 55m
2 stops
EZE6:05 amBuenos Aires Ministro Pistarini
Nov 24
EZE7:43 pmBuenos Aires Ministro Pistarini
21h 03m
2 stops
PDX11:46 amPortland
$884
Find similar
LATAM Airlines
Feb 26
PDX6:30 amPortland
39h 20m
2 stops
EZE2:50 amBuenos Aires Ministro Pistarini
Mar 3
EZE7:43 pmBuenos Aires Ministro Pistarini
21h 10m
2 stops
PDX11:53 amPortland
$932
Find similar

American Airlines flights from Portland to Buenos Aires Ministro Pistarini Airport

Our best American Airlines deals on Portland to Buenos Aires Ministro Pistarini Airport flight tickets
American Airlines
Oct 27
PDX5:34 amPortland
22h 46m
1 stop
EZE8:20 amBuenos Aires Ministro Pistarini
Nov 10
EZE10:25 pmBuenos Aires Ministro Pistarini
25h 44m
1 stop
PDX7:09 pmPortland
$901
Find similar
American Airlines
Oct 27
PDX8:46 amPortland
19h 04m
2 stops
EZE7:50 amBuenos Aires Ministro Pistarini
Nov 10
EZE11:59 pmBuenos Aires Ministro Pistarini
28h 32m
1 stop
PDX11:31 pmPortland
$905
Find similar
American Airlines
Dec 1
PDX12:59 amPortland
26h 21m
1 stop
EZE8:20 amBuenos Aires Ministro Pistarini
Dec 9
EZE10:30 pmBuenos Aires Ministro Pistarini
17h 38m
1 stop
PDX11:08 amPortland
$964
Find similar

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 October 20, 2025.
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

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 1/26

10:00 am-9:15 am

2 stops18h 15m

Buenos Aires Ministro Pistarini

Mon 3/2

12:15 pm-11:53 am

2 stops28h 38m

$865

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/17

6:10 am-6:05 am

2 stops18h 55m

Buenos Aires Ministro Pistarini

Mon 11/24

7:43 pm-11:46 am

2 stops21h 03m

$884

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Wed 12/10

7:00 am-9:20 am

1 stop21h 20m

Buenos Aires Ministro Pistarini

Tue 12/16

11:55 pm-12:12 pm

1 stop17h 17m

$893

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 12/2

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Tue 12/9

11:55 pm-6:41 pm

2 stops23h 46m

$902

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 11/20

10:10 pm-9:00 am

1 stop29h 50m

Buenos Aires Ministro Pistarini

Tue 11/25

8:55 pm-7:35 pm

1 stop27h 40m

$907

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 11/20

10:10 pm-9:00 am

1 stop29h 50m

Buenos Aires Ministro Pistarini

Tue 11/25

10:25 pm-6:27 pm

2 stops25h 02m

$911

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 3/12

7:00 am-9:35 am

1 stop22h 35m

Buenos Aires Ministro Pistarini

Sun 3/15

3:55 pm-1:21 pm

2 stops25h 26m

$917

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 3/12

11:45 am-9:35 am

2 stops17h 50m

Buenos Aires Ministro Pistarini

Sun 3/15

3:55 pm-4:28 pm

2 stops28h 33m

$931

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 12/1

12:59 am-8:20 am

1 stop26h 21m

Buenos Aires Ministro Pistarini

Tue 12/9

10:30 pm-11:08 am

1 stop17h 38m

$964

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 1/4

10:49 pm-7:30 am

1 stop27h 41m

Buenos Aires Ministro Pistarini

Sun 1/18

10:25 pm-1:21 pm

1 stop19h 56m

$967

Flights are sorted by cheapest round-trip flights 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 January, 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 January, still average around $1,103.

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

Our data shows that Thursday is the least expensive day to fly to Buenos Aires Ministro Pistarini Airport. Tickets to fly out on this day can be as low as $1,163. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires Ministro Pistarini Airport on Friday is $1,556.

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

According to our data, the cheapest time of day to fly to Buenos Aires Ministro Pistarini Airport is in the morning. momondo users have found flights departing from Portland to Buenos Aires Ministro Pistarini Airport in the morning for as low as $1,185. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,633 on average. Flights to Buenos Aires Ministro Pistarini Airport from Portland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Buenos Aires Ministro Pistarini Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires Ministro Pistarini Airport for around $1,344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires Ministro Pistarini Airport from Portland for as low as $1,131 on momondo.

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

Direct flights

None
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.
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  • 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 14h 57m, 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
American AirlinesPriceFrom $1,015Free CancellationRating
7.2
11,024 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,125Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
DeltaPriceFrom $1,165Free CancellationRating
7.9
7,978 reviews
Search Delta 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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