Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Oregon to Buenos Aires from $433

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Buenos Aires departing on 9/10. 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 Oregon to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:00 am - 3:10 pm
PDX
-
EZE
48h 10m
3 stops
Air Canada Logo
4:45 pm - 9:26 am
EZE
-
PDX
45h 41m
3 stops
$1,171Air Canada
Mon, Nov 16 - Mon, Nov 30
Multiple Airlines Logo
11:15 pm - 5:50 am
PDX
-
EZE
26h 35m
3 stops
Multiple Airlines Logo
11:00 am - 2:41 pm
EZE
-
PDX
32h 41m
3 stops
$1,194Multiple Airlines
Thu, Oct 29 - Tue, Nov 10
Multiple Airlines Logo
11:15 pm - 1:20 am
PDX
-
EZE
22h 05m
3 stops
Multiple Airlines Logo
2:49 pm - 8:59 pm
EZE
-
PDX
34h 10m
3 stops
$1,211Multiple Airlines
Sat, Aug 8 - Wed, Aug 19
Multiple Airlines Logo
11:15 pm - 6:45 am
PDX
-
EZE
27h 30m
3 stops
Multiple Airlines Logo
8:40 am - 1:50 pm
EZE
-
PDX
33h 10m
3 stops
$1,232Multiple Airlines
Tue, Aug 18 - Sun, Aug 30
Delta Logo
6:04 am - 9:40 am
PDX
-
EZE
22h 36m
2 stops
Delta Logo
3:55 am - 10:26 pm
EZE
-
PDX
23h 31m
2 stops
$1,238Delta
Mon, Dec 7 - Mon, Dec 21
Air Canada Logo
7:10 pm - 3:05 pm
PDX
-
EZE
38h 55m
3 stops
Air Canada Logo
4:45 pm - 9:26 am
EZE
-
PDX
45h 41m
3 stops
$1,244Air Canada
Mon, Nov 16 - Mon, Nov 30
LATAM Airlines Logo
7:00 am - 10:55 am
PDX
-
EZE
22h 55m
1 stop
LATAM Airlines Logo
4:00 am - 10:26 pm
EZE
-
PDX
23h 26m
2 stops
$1,248LATAM Airlines
Mon, Nov 16 - Sun, Nov 29
LATAM Airlines Logo
11:43 am - 4:00 pm
PDX
-
AEP
24h 17m
2 stops
LATAM Airlines Logo
8:05 pm - 12:18 pm
AEP
-
PDX
20h 13m
2 stops
$1,248LATAM Airlines
Tue, Sep 15 - Mon, Oct 12
United Airlines Logo
11:02 pm - 8:00 am
PDX
-
EZE
28h 58m
2 stops
United Airlines Logo
9:00 pm - 12:01 pm
EZE
-
PDX
19h 01m
1 stop
$1,252United Airlines
Sun, Sep 20 - Wed, Sep 30
United Airlines Logo
6:49 pm - 8:00 am
EUG
-
EZE
33h 11m
2 stops
United Airlines Logo
9:00 pm - 9:17 pm
EZE
-
EUG
28h 17m
2 stops
$1,647United Airlines
Sat, Jul 4 - Mon, Aug 10

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

Delta flights from Oregon to Buenos Aires

Our best Delta deals on Oregon to Buenos Aires flight tickets
Delta
Sep 2
PDX10:55 pmPortland
30h 45m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Sep 12
EZE1:10 pmBuenos Aires Ministro Pistarini
27h 05m
2 stops
PDX12:15 pmPortland
$1,292
Delta
Dec 7
PDX5:05 pmPortland
20h 25m
2 stops
AEP6:30 pmBuenos Aires Jorge Newbery
Dec 22
AEP5:05 pmBuenos Aires Jorge Newbery
22h 51m
2 stops
PDX10:56 amPortland
$1,363
Delta
Aug 8
PDX10:55 pmPortland
30h 50m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 19
EZE8:10 pmBuenos Aires Ministro Pistarini
29h 34m
1 stop
PDX9:44 pmPortland
$1,427

LATAM Airlines flights from Oregon to Buenos Aires

Our best LATAM Airlines deals on Oregon to Buenos Aires flight tickets
LATAM Airlines
Nov 16
PDX10:00 amPortland
19h 30m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Nov 30
AEP8:05 pmBuenos Aires Jorge Newbery
21h 13m
2 stops
PDX12:18 pmPortland
$1,248
LATAM Airlines
Aug 18
PDX6:45 amPortland
23h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Aug 29
EZE3:55 amBuenos Aires Ministro Pistarini
36h 29m
2 stops
PDX12:24 pmPortland
$1,274
LATAM Airlines
Sep 20
PDX10:55 pmPortland
30h 50m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 30
EZE8:10 pmBuenos Aires Ministro Pistarini
20h 50m
1 stop
PDX1:00 pmPortland
$1,286

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Buenos Aires 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 June 24, 2026.
Use the filters below to find and compare flights from Oregon to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/16

10:00 am-3:10 pm

3 stops48h 10m

Buenos Aires Ministro Pistarini

Mon 11/30

4:45 pm-9:26 am

3 stops45h 41m

$1,171

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 10/29

11:15 pm-5:50 am

3 stops26h 35m

Buenos Aires Ministro Pistarini

Tue 11/10

11:00 am-2:41 pm

3 stops32h 41m

$1,194

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sat 8/8

11:15 pm-1:20 am

3 stops22h 05m

Buenos Aires Ministro Pistarini

Wed 8/19

2:49 pm-8:59 pm

3 stops34h 10m

$1,211

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 8/18

11:15 pm-6:45 am

3 stops27h 30m

Buenos Aires Ministro Pistarini

Sun 8/30

8:40 am-1:50 pm

3 stops33h 10m

$1,232

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 12/7

6:04 am-9:40 am

2 stops22h 36m

Buenos Aires Ministro Pistarini

Mon 12/21

3:55 am-10:26 pm

2 stops23h 31m

$1,238

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/16

7:10 pm-3:05 pm

3 stops38h 55m

Buenos Aires Ministro Pistarini

Mon 11/30

4:45 pm-9:26 am

3 stops45h 41m

$1,244

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Mon 11/16

7:00 am-10:55 am

1 stop22h 55m

Buenos Aires Ministro Pistarini

Sun 11/29

4:00 am-10:26 pm

2 stops23h 26m

$1,248
Quickest round-trip

PortlandBuenos Aires

PDX - AEP

PDXAEP

Portland

Tue 9/15

11:43 am-4:00 pm

2 stops24h 17m

Buenos Aires Jorge Newbery

Mon 10/12

8:05 pm-12:18 pm

2 stops20h 13m

$1,248

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Sun 9/20

11:02 pm-8:00 am

2 stops28h 58m

Buenos Aires Ministro Pistarini

Wed 9/30

9:00 pm-12:01 pm

1 stop19h 01m

$1,252

EugeneBuenos Aires

EUG - EZE

EUGEZE

Eugene

Sat 7/4

6:49 pm-8:00 am

2 stops33h 11m

Buenos Aires Ministro Pistarini

Mon 8/10

9:00 pm-9:17 pm

2 stops28h 17m

$1,647

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Buenos Aires from

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

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Oregon is in March. Flight prices, which tend to average around $826, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Buenos Aires from Oregon during December instead. Flights to Buenos Aires in December, while not as cheap as those in March, still average around $901.

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

You could potentially save up to 29% 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

Fastest flight time

15h 57m

Direct flights

None
The fastest flight from Oregon to Buenos Aires takes 15h 57m
There are no direct flights from Oregon to Buenos Aires. There are no popular flight routes from Oregon to Buenos Aires.
Search flight deals

Frequently asked questions about flying 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?

  • 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
DeltaPriceFrom $901Free CancellationRating
7.8
8,432 reviews
Search Delta flights
United AirlinesPriceFrom $951Free CancellationRating
7.4
9,881 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,009Free CancellationRating
7.1
11,751 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $1,182Free CancellationRating
7.4
1,942 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.

An easier way to manage your Buenos Aires 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
Fri 7/24
Fri 7/31
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport