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Cheap flights from Washington to Buenos Aires from $393

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Buenos Aires departing on 9/9. 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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Multiple Airlines Logo
11:15 pm - 9:16 am
PDX
-
EZE
30h 01m
3 stops
Multiple Airlines Logo
11:00 am - 1:50 pm
EZE
-
PDX
30h 50m
3 stops
$1,067Multiple Airlines
Thu, Oct 1 - Thu, Oct 8
Multiple Airlines Logo
11:15 pm - 9:16 am
PDX
-
EZE
30h 01m
3 stops
Multiple Airlines Logo
9:15 am - 1:50 pm
EZE
-
PDX
32h 35m
3 stops
$1,109Multiple Airlines
Thu, Sep 24 - Tue, Oct 6
Aeromexico Logo
1:00 pm - 9:25 pm
PDX
-
EZE
28h 25m
2 stops
Aeromexico Logo
11:25 pm - 10:22 pm
EZE
-
PDX
26h 57m
2 stops
$1,130Aeromexico
Tue, Sep 8 - Wed, Sep 30
Aeromexico Logo
1:00 pm - 9:25 pm
PDX
-
EZE
28h 25m
2 stops
Aeromexico Logo
11:25 pm - 10:26 pm
EZE
-
PDX
27h 01m
2 stops
$1,146Aeromexico
Thu, Sep 24 - Tue, Oct 6
Air Canada Logo
3:30 pm - 2:30 pm
PDX
-
EZE
43h 00m
3 stops
Air Canada Logo
4:35 pm - 9:31 am
EZE
-
PDX
44h 56m
3 stops
$1,168Air Canada
Tue, Sep 22 - Mon, Sep 28
Air Canada Logo
3:30 pm - 2:30 pm
PDX
-
EZE
43h 00m
3 stops
Air Canada Logo
4:35 pm - 9:31 am
EZE
-
PDX
44h 56m
3 stops
$1,169Air Canada
Tue, Sep 22 - Mon, Sep 28
LATAM Airlines Logo
10:45 pm - 6:20 am
GEG
-
EZE
26h 35m
2 stops
LATAM Airlines Logo
9:30 pm - 11:38 am
EZE
-
GEG
19h 08m
1 stop
$1,421LATAM Airlines
Wed, Nov 4 - Sun, Nov 15
Delta Logo
12:40 pm - 6:05 am
GEG
-
EZE
36h 25m
2 stops
Delta Logo
9:30 pm - 11:38 am
EZE
-
GEG
19h 08m
1 stop
$1,437Delta
Thu, Nov 5 - Sun, Nov 15
Delta Logo
10:45 pm - 6:05 am
GEG
-
EZE
26h 20m
2 stops
Delta Logo
9:30 pm - 7:27 pm
EZE
-
GEG
26h 57m
2 stops
$1,441Delta
Thu, Nov 5 - Sun, Nov 15
LATAM Airlines Logo
12:40 pm - 9:45 am
GEG
-
EZE
17h 05m
1 stop
LATAM Airlines Logo
8:10 pm - 11:28 am
EZE
-
GEG
19h 18m
1 stop
$1,682LATAM Airlines
Thu, Aug 13 - Mon, Aug 17

Aeromexico flights from State of Washington to Buenos Aires Ministro Pistarini Airport

Our best Aeromexico deals on State of Washington to Buenos Aires Ministro Pistarini Airport flight tickets
Aeromexico
Sep 8
PDX1:00 pmPortland
28h 25m
2 stops
EZE9:25 pmBuenos Aires Ministro Pistarini
Sep 30
EZE11:25 pmBuenos Aires Ministro Pistarini
26h 57m
2 stops
PDX10:22 pmPortland
$1,130
Aeromexico
Sep 24
PDX1:00 pmPortland
28h 25m
2 stops
EZE9:25 pmBuenos Aires Ministro Pistarini
Oct 6
EZE11:25 pmBuenos Aires Ministro Pistarini
27h 01m
2 stops
PDX10:26 pmPortland
$1,146
Aeromexico
Oct 3
PDX10:00 amPortland
31h 25m
2 stops
EZE9:25 pmBuenos Aires Ministro Pistarini
Oct 11
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 03m
2 stops
PDX7:28 pmPortland
$1,184

LATAM Airlines flights from State of Washington to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on State of Washington to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Sep 24
PDX10:00 amPortland
21h 30m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Oct 6
EZE8:10 pmBuenos Aires Ministro Pistarini
21h 15m
1 stop
PDX1:25 pmPortland
$1,247
LATAM Airlines
Sep 24
PDX11:40 amPortland
18h 05m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Oct 6
EZE8:10 pmBuenos Aires Ministro Pistarini
18h 46m
1 stop
PDX10:56 amPortland
$1,255
LATAM Airlines
Jun 9
SEA8:25 amSeattle/Tacoma Intl
21h 15m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
Jun 16
EZE8:30 pmBuenos Aires Ministro Pistarini
22h 24m
2 stops
SEA2:54 pmSeattle/Tacoma Intl
$1,260

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 May 15, 2026.
Use the filters below to find and compare flights from Washington 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

Thu 10/1

11:15 pm-9:16 am

3 stops30h 01m

Buenos Aires Ministro Pistarini

Thu 10/8

11:00 am-1:50 pm

3 stops30h 50m

$1,067

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 9/24

11:15 pm-9:16 am

3 stops30h 01m

Buenos Aires Ministro Pistarini

Tue 10/6

9:15 am-1:50 pm

3 stops32h 35m

$1,109

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 9/8

1:00 pm-9:25 pm

2 stops28h 25m

Buenos Aires Ministro Pistarini

Wed 9/30

11:25 pm-10:22 pm

2 stops26h 57m

$1,130

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Thu 9/24

1:00 pm-9:25 pm

2 stops28h 25m

Buenos Aires Ministro Pistarini

Tue 10/6

11:25 pm-10:26 pm

2 stops27h 01m

$1,146

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 9/22

3:30 pm-2:30 pm

3 stops43h 00m

Buenos Aires Ministro Pistarini

Mon 9/28

4:35 pm-9:31 am

3 stops44h 56m

$1,168

PortlandBuenos Aires

PDX - EZE

PDXEZE

Portland

Tue 9/22

3:30 pm-2:30 pm

3 stops43h 00m

Buenos Aires Ministro Pistarini

Mon 9/28

4:35 pm-9:31 am

3 stops44h 56m

$1,169

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Wed 11/4

10:45 pm-6:20 am

2 stops26h 35m

Buenos Aires Ministro Pistarini

Sun 11/15

9:30 pm-11:38 am

1 stop19h 08m

$1,421

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Thu 11/5

12:40 pm-6:05 am

2 stops36h 25m

Buenos Aires Ministro Pistarini

Sun 11/15

9:30 pm-11:38 am

1 stop19h 08m

$1,437

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Thu 11/5

10:45 pm-6:05 am

2 stops26h 20m

Buenos Aires Ministro Pistarini

Sun 11/15

9:30 pm-7:27 pm

2 stops26h 57m

$1,441
Quickest round-trip

SpokaneBuenos Aires

GEG - EZE

GEGEZE

Spokane

Thu 8/13

12:40 pm-9:45 am

1 stop17h 05m

Buenos Aires Ministro Pistarini

Mon 8/17

8:10 pm-11:28 am

1 stop19h 18m

$1,682

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 State of Washington 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 March, then book flights to Buenos Aires Ministro Pistarini Airport from State of Washington during June instead. Flights to Buenos Aires Ministro Pistarini Airport in June, while not as cheap as those in March, still average around $337.

Can stopping save me money on State of Washington to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 24% on your flight if you consider stops on a State of Washington to Buenos Aires Ministro Pistarini Airport flight.

Cheap State of Washington to Buenos Aires Ministro Pistarini Airport flight deals and tips

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

Fastest flight time

14h 58m

Direct flights

None
The fastest flight from State of Washington to Buenos Aires Ministro Pistarini Airport takes 14h 58m
There are no direct flights from State of Washington to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from State of Washington to Buenos Aires Ministro Pistarini Airport.
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Frequently asked questions about flying from Washington to Buenos Aires Ministro Pistarini Airport

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

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

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

  • How old do you have to be to fly from Washington to Buenos Aires Ministro Pistarini Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington 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 required for your trip to Buenos Aires Ministro Pistarini Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires Ministro Pistarini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from State of Washington to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from State of Washington to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $337Free CancellationRating
7.4
9,718 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $696Free CancellationRating
7.4
1,923 reviews
Search LATAM Airlines flights
DeltaPriceFrom $964Free CancellationRating
7.9
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $1,075Free CancellationRating
7.1
11,663 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Buenos Aires from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from Washington with this policy.

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

momondo helps you find the best flight between Washington 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 Washington to Buenos Aires right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington 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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