What is the cheapest airline that flies from Washington to Argentina?

Aeromexico and American Airlines are the most popular carriers operating from Washington to Argentina

How long is the flight from State of Washington to Argentina?

If you’re flying from a popular airport in State of Washington, such as Spokane or Seattle, and flying into Argentina, then you can expect flight times to average 16h 33m and 20h 10m, respectively.

What airlines fly to Argentina?

Delta, American Airlines and LATAM Airlines are the top three most popular airlines that fly to Argentina from State of Washington according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 3 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington to Argentina?

Prices for flights from Washington to Argentina are refreshed on a daily basis.

How many operators does momondo search for flights from Washington to Argentina?

As of November 2026, there are 3 operators available to choose from for flights from Washington to Argentina.

How old do you have to be to fly from Washington to Argentina?

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 Washington to Argentina.

What documentation or ID do you need to fly to Argentina?

The necessary travel and health documents for your Argentina 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.

$464 Cheap Flights from Washington to Argentina in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 30m1 stop Miami

4:45 am - 10:24 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

22h 39m2 stops Punta Cana Miami

$1,166Multiple Airlines

Tue, Mar 2 - Tue, Mar 9

8:20 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 30m1 stop Miami

4:45 am - 10:24 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

22h 39m2 stops Punta Cana Miami

$1,170Multiple Airlines

Wed, Mar 3 - Tue, Mar 9

8:20 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 30m1 stop Miami

4:45 am - 10:24 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

22h 39m2 stops Punta Cana Miami

$1,170Multiple Airlines

Thu, Mar 4 - Tue, Mar 9

8:00 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 50m1 stop Miami

8:05 pm - 12:57 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 52m2 stops Lima J Chavez Intl Los Angeles

$1,182LATAM Airlines

Wed, Jan 27 - Wed, Feb 10

8:00 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 50m1 stop Miami

2:05 am - 9:58 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 53m2 stops Sao Paulo Guarulhos Intl Orlando

$1,188LATAM Airlines

Tue, Dec 29 - Mon, Mar 29

8:00 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 50m1 stop Miami

8:05 pm - 7:19 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

28h 14m1 stop New York John F Kennedy Intl

$1,188LATAM Airlines

Wed, Jan 20 - Thu, Feb 11

7:27 am - 8:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 03m1 stop Dallas/Fort Worth

10:20 pm - 7:58 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

26h 38m1 stop Dallas/Fort Worth

$1,242American Airlines

Sun, Jan 17 - Sun, Jan 31

5:10 am - 9:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 50m1 stop Dallas/Fort Worth

10:10 am - 12:59 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 49m1 stop Miami

$1,242American Airlines

Sun, Nov 29 - Thu, Dec 10

7:40 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 15m1 stop New York John F Kennedy Intl

8:05 pm - 10:35 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 30m1 stop New York John F Kennedy Intl

$1,242Delta

Mon, Feb 15 - Mon, Mar 8

11:45 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

18h 10m1 stop New York John F Kennedy Intl

8:05 pm - 2:34 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 29m1 stop New York John F Kennedy Intl

$1,242Delta

Tue, Nov 24 - Mon, Dec 14

Cheap last minute flights

Enter your travel dates to find the best prices.

7:05 am - 7:20 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

19h 15m1 stop Houston George Bush Intcntl

10:05 pm - 1:25 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

20h 20m1 stop Houston George Bush Intcntl

$1,227Multiple Airlines

Tue, Nov 17 - Mon, Nov 23

8:30 am - 7:20 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

17h 50m2 stops Denver Intl Houston George Bush Intcntl

10:05 pm - 1:25 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

20h 20m1 stop Houston George Bush Intcntl

$1,231Avianca

Tue, Nov 17 - Mon, Nov 23

8:30 am - 7:20 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

17h 50m2 stops Denver Intl Houston George Bush Intcntl

10:05 pm - 1:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

20h 49m2 stops Houston George Bush Intcntl Denver Intl

$1,231Copa Airlines

Tue, Nov 17 - Mon, Nov 23

7:15 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 40m1 stop New York John F Kennedy Intl

8:05 pm - 2:34 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 29m1 stop New York John F Kennedy Intl

$1,235LATAM Airlines

Tue, Nov 17 - Mon, Dec 14

6:00 am - 9:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 40m1 stop Atlanta Hartsfield-Jackson

3:10 pm - 10:05 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

35h 55m3 stops Rio de Janeiro–Galeão Intl Santiago Arturo Merino Benitez Miami

$1,242LATAM Airlines

Tue, Nov 17 - Mon, Dec 14

7:30 am - 8:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

19h 45m1 stop Dallas/Fort Worth

10:25 pm - 1:23 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 58m1 stop Dallas/Fort Worth

$1,242American Airlines

Tue, Nov 17 - Sun, Nov 22

7:15 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 40m1 stop New York John F Kennedy Intl

7:35 pm - 10:05 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

31h 30m2 stops Santiago Arturo Merino Benitez Miami

$1,242LATAM Airlines

Tue, Nov 17 - Mon, Dec 14

6:20 am - 8:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 55m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

10:25 pm - 11:32 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

18h 07m1 stop Dallas/Fort Worth

$1,246American Airlines

Tue, Nov 17 - Sun, Nov 22

6:00 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

23h 55m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

8:05 pm - 12:31 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 26m2 stops New York John F Kennedy Intl Minneapolis St Paul

$1,246Delta

Tue, Nov 17 - Mon, Dec 14

12:00 pm - 9:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

16h 40m1 stop Atlanta Hartsfield-Jackson

11:35 pm - 12:36 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

18h 01m1 stop Atlanta Hartsfield-Jackson

$1,542Delta

Tue, Nov 17 - Sat, Nov 21

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LATAM Airlines flights from State of Washington to Argentina

Our best LATAM Airlines deals on State of Washington to Argentina flight tickets

LATAM Airlines

Jan 27

SEA8:00 amSeattle/Tacoma Intl

20h 50m

1 stop

EZE9:50 amBuenos Aires Ministro Pistarini

Feb 10

EZE8:05 pmBuenos Aires Ministro Pistarini

21h 52m

2 stops

SEA12:57 pmSeattle/Tacoma Intl

$1,182

LATAM Airlines

Jan 20

SEA8:00 amSeattle/Tacoma Intl

20h 50m

1 stop

EZE9:50 amBuenos Aires Ministro Pistarini

Feb 11

EZE9:30 pmBuenos Aires Ministro Pistarini

20h 16m

1 stop

SEA12:46 pmSeattle/Tacoma Intl

$1,188

LATAM Airlines

Jan 18

SEA8:00 amSeattle/Tacoma Intl

20h 50m

1 stop

EZE9:50 amBuenos Aires Ministro Pistarini

Mar 24

EZE8:05 pmBuenos Aires Ministro Pistarini

20h 55m

2 stops

SEA1:00 pmSeattle/Tacoma Intl

$1,192

Avianca flights from State of Washington to Argentina

Our best Avianca deals on State of Washington to Argentina flight tickets

Avianca

Dec 9

SEA7:00 amSeattle/Tacoma Intl

19h 20m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Dec 16

EZE11:55 pmBuenos Aires Ministro Pistarini

24h 21m

1 stop

SEA7:16 pmSeattle/Tacoma Intl

$1,227

Avianca

Dec 9

SEA7:00 amSeattle/Tacoma Intl

21h 20m

1 stop

EZE9:20 amBuenos Aires Ministro Pistarini

Dec 14

EZE11:55 pmBuenos Aires Ministro Pistarini

18h 27m

1 stop

SEA1:22 pmSeattle/Tacoma Intl

$1,230

Avianca

Nov 13

SEA7:05 amSeattle/Tacoma Intl

19h 15m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Nov 17

EZE11:55 pmBuenos Aires Ministro Pistarini

24h 22m

1 stop

SEA7:17 pmSeattle/Tacoma Intl

$1,399

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 3/2

8:20 am-9:50 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Tue 3/9

4:45 am-10:24 pm

2 stops22h 39m

$1,166

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 3/3

8:20 am-9:50 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Tue 3/9

4:45 am-10:24 pm

2 stops22h 39m

$1,170

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 3/4

8:20 am-9:50 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Tue 3/9

4:45 am-10:24 pm

2 stops22h 39m

$1,170

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/27

8:00 am-9:50 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Wed 2/10

8:05 pm-12:57 pm

2 stops21h 52m

$1,182

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 12/29

8:00 am-9:50 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Mon 3/29

2:05 am-9:58 pm

2 stops23h 53m

$1,188

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/20

8:00 am-9:50 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Thu 2/11

8:05 pm-7:19 pm

1 stop28h 14m

$1,188

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 1/17

7:27 am-8:30 am

1 stop20h 03m

Buenos Aires Ministro Pistarini

Sun 1/31

10:20 pm-7:58 pm

1 stop26h 38m

$1,242

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 11/29

5:10 am-9:00 am

1 stop22h 50m

Buenos Aires Ministro Pistarini

Thu 12/10

10:10 am-12:59 am

1 stop19h 49m

$1,242

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 2/15

7:40 am-10:55 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

Mon 3/8

8:05 pm-10:35 am

1 stop19h 30m

$1,242

Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 11/24

11:45 am-10:55 am

1 stop18h 10m

Buenos Aires Ministro Pistarini

Mon 12/14

8:05 pm-2:34 pm

1 stop23h 29m

$1,242

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Argentina

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

Prices

Airlines

Other information

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of March, then departing from State of Washington during the month June is also very affordable. Most momondo users find prices during this month for around $1,346.

Can stopping save me money on State of Washington to Argentina flights?

You could potentially save up to 42% on your flight if you consider stops on a State of Washington to Argentina flight.

Cheap State of Washington to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Argentina

Best Price Found	$464
Fastest flight time	16h 33m
Direct flights	None

The best one-way flight to Argentina from State of Washington in the past 72 hours is $464. The best round-trip flight deal from State of Washington to Argentina found on momondo in the last 72 hours is $1,166.

The fastest flight from State of Washington to Argentina takes 16h 33m

There are no direct flights from State of Washington to Argentina. There are no popular flight routes from State of Washington to Argentina.

Search flight deals

Frequently asked questions about flying from Washington to Argentina

When did momondo last update prices for flights from Washington to Argentina?
Prices for flights from Washington to Argentina are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Argentina?
As of November 2026, there are 3 operators available to choose from for flights from Washington to Argentina.
How old do you have to be to fly from Washington to Argentina?
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 Washington to Argentina.
What documentation or ID do you need to fly to Argentina?
The necessary travel and health documents for your Argentina 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.

Best airlines flying from State of Washington to Argentina

Compare and see reviews for airlines that fly from State of Washington to Argentina with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.8 8,714 reviews	Search Delta flights
LATAM Airlines	PriceFrom $946	Free Cancellation	Rating 7.5 1,971 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $1,126	Free Cancellation	Rating 7.0 12,233 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from Washington.

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

Flights from Washington to Argentina with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington to Argentina?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Argentina.

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

Yes momondo offers price alerts on flights to Argentina from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.