What airlines fly to Argentina?

LATAM Airlines, American Airlines and Delta are the top three most popular airlines that fly to Argentina from Seattle according to our data. LATAM Airlines is the first choice among our users, with 39% 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.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Argentina?

Delta is the most popular carrier operating from Seattle/Tacoma Intl to Argentina

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Argentina?

Prices for flights from Seattle/Tacoma Intl Airport to Argentina are refreshed on a daily basis.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Argentina?

As of October 2026, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Argentina.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Argentina?

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 Seattle/Tacoma Intl Airport to Argentina.

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

The travel and health documents required for your trip to Argentina 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 Argentina. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$438 Cheap Flights from Seattle to Argentina in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Argentina

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:07 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 48m2 stops Washington, D.C. Dulles Intl New York John F Kennedy Intl

2:40 pm - 10:20 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 40m1 stop Miami

$1,078Multiple Airlines

Wed, Nov 18 - Wed, Dec 2

8:07 am - 10:55 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 48m2 stops Washington, D.C. Dulles Intl New York John F Kennedy Intl

2:40 pm - 10:20 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 40m1 stop Miami

$1,089Multiple Airlines

Wed, Nov 18 - Wed, Dec 2

7:48 pm - 10:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

33h 52m2 stops Los Angeles Santiago Arturo Merino Benitez

12:20 pm - 11:23 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

28h 03m1 stop Miami

$1,133Multiple Airlines

Sun, Nov 15 - Sun, Nov 22

6:00 am - 7:35 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 35m1 stop Atlanta Hartsfield-Jackson

8:05 pm - 7:23 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

28h 18m1 stop New York John F Kennedy Intl

$1,187LATAM Airlines

Wed, Jan 6 - Wed, Jan 20

7:50 am - 9:40 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 50m1 stop Atlanta Hartsfield-Jackson

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

19h 30m1 stop New York John F Kennedy Intl

$1,187LATAM Airlines

Thu, Jan 14 - Thu, Jan 28

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 - 10:31 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 26m1 stop New York John F Kennedy Intl

$1,187LATAM Airlines

Thu, Nov 12 - Mon, Nov 16

5:45 pm - 6:35 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

19h 50m2 stops Salt Lake City Lima J Chavez Intl

11:35 pm - 2:38 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

20h 03m1 stop Atlanta Hartsfield-Jackson

$1,192Delta

Thu, Jan 14 - Thu, Jan 28

5:45 pm - 6:35 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

19h 50m2 stops Salt Lake City Lima J Chavez Intl

9:30 pm - 10:26 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

17h 56m1 stop Atlanta Hartsfield-Jackson

$1,192Delta

Thu, Jan 7 - Thu, Jan 21

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

20h 10m1 stop Dallas/Fort Worth

10:30 pm - 8:02 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

26h 32m1 stop Dallas/Fort Worth

$1,192American Airlines

Sun, Jan 17 - Sun, Jan 31

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

19h 45m1 stop Dallas/Fort Worth

10:30 pm - 2:51 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 21m1 stop Dallas/Fort Worth

$1,192American Airlines

Thu, Nov 12 - Mon, Nov 16

Cheap last minute flights

Enter your travel dates to find the best prices.

12:00 pm - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

16h 00m1 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

$1,448United Airlines

Tue, Oct 13 - Thu, Nov 12

12:00 pm - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

16h 00m1 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

$1,448United Airlines

Wed, Oct 14 - Thu, Nov 12

7:17 am - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 43m1 stop Houston George Bush Intcntl

11:55 pm - 7:32 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

24h 37m1 stop Houston George Bush Intcntl

$1,448United Airlines

Wed, Oct 14 - Mon, Dec 7

7:25 pm - 10:26 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

23h 01m2 stops San Francisco Panama City Tocumen Intl

2:21 am - 11:14 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

36h 53m3 stops Cordoba Pajas Blancas Panama City Tocumen Intl Los Angeles

$1,450Copa Airlines

Sat, Oct 10 - Thu, Oct 29

7:17 am - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 43m1 stop Houston George Bush Intcntl

11:55 pm - 2:23 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 28m2 stops Houston George Bush Intcntl San Francisco

$1,452United Airlines

Wed, Oct 14 - Mon, Dec 7

7:11 am - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 49m2 stops San Francisco Houston George Bush Intcntl

10:05 pm - 2:23 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 18m2 stops Houston George Bush Intcntl San Francisco

$1,452United Airlines

Wed, Oct 14 - Mon, Dec 7

10:59 pm - 9:45 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

30h 46m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

11:20 am - 3:21 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

32h 01m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,512LATAM Airlines

Sat, Oct 10 - Fri, Oct 30

10:59 pm - 9:45 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

30h 46m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

4:00 am - 10:03 amEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

34h 03m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,512Multiple Airlines

Sat, Oct 10 - Fri, Oct 30

10:59 pm - 9:45 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

30h 46m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

11:20 am - 3:21 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

32h 01m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,562LATAM Airlines

Sat, Oct 10 - Fri, Oct 30

4:35 pm - 10:26 pmSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

25h 51m2 stops Los Angeles Panama City Tocumen Intl

2:21 am - 9:50 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

47h 29m3 stops Cordoba Pajas Blancas Panama City Tocumen Intl Los Angeles

$1,562Copa Airlines

Thu, Oct 15 - Wed, Oct 28

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Avianca flights from Seattle to Argentina

Our best Avianca deals on Seattle to Argentina flight tickets

Avianca

Jan 6

SEA7:00 amSeattle/Tacoma Intl

19h 20m

2 stops

EZE7:20 amBuenos Aires Ministro Pistarini

Jan 20

EZE10:05 pmBuenos Aires Ministro Pistarini

22h 58m

2 stops

SEA4:03 pmSeattle/Tacoma Intl

$1,259

Avianca

Jan 11

SEA7:00 amSeattle/Tacoma Intl

19h 20m

2 stops

EZE7:20 amBuenos Aires Ministro Pistarini

Jan 18

EZE10:05 pmBuenos Aires Ministro Pistarini

28h 12m

2 stops

SEA9:17 pmSeattle/Tacoma Intl

$1,306

Delta flights from Seattle to Argentina

Our best Delta deals on Seattle to Argentina flight tickets

Delta

Jan 14

SEA5:45 pmSeattle/Tacoma Intl

19h 50m

2 stops

EZE6:35 pmBuenos Aires Ministro Pistarini

Jan 28

EZE11:35 pmBuenos Aires Ministro Pistarini

20h 03m

1 stop

SEA2:38 pmSeattle/Tacoma Intl

$1,192

Delta

Jan 31

SEA11:05 pmSeattle/Tacoma Intl

30h 50m

2 stops

EZE10:55 amBuenos Aires Ministro Pistarini

Mar 18

EZE11:35 pmBuenos Aires Ministro Pistarini

25h 11m

1 stop

SEA8:46 pmSeattle/Tacoma Intl

$1,324

Delta

Oct 17

SEA10:35 pmSeattle/Tacoma Intl

31h 10m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Nov 9

EZE4:00 amBuenos Aires Ministro Pistarini

24h 57m

2 stops

SEA11:57 pmSeattle/Tacoma Intl

$1,499

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

Wed 11/18

8:07 am-10:55 am

2 stops21h 48m

Buenos Aires Ministro Pistarini

Wed 12/2

2:40 pm-10:20 pm

1 stop36h 40m

$1,078

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 11/18

8:07 am-10:55 am

2 stops21h 48m

Buenos Aires Ministro Pistarini

Wed 12/2

2:40 pm-10:20 pm

1 stop36h 40m

$1,089

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 11/15

7:48 pm-10:40 am

2 stops33h 52m

Buenos Aires Ministro Pistarini

Sun 11/22

12:20 pm-11:23 am

1 stop28h 03m

$1,133

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/6

6:00 am-7:35 am

1 stop20h 35m

Buenos Aires Ministro Pistarini

Wed 1/20

8:05 pm-7:23 pm

1 stop28h 18m

$1,187

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/14

7:50 am-9:40 am

1 stop20h 50m

Buenos Aires Ministro Pistarini

Thu 1/28

8:05 pm-10:35 am

1 stop19h 30m

$1,187

Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 11/12

11:45 am-10:55 am

1 stop18h 10m

Buenos Aires Ministro Pistarini

Mon 11/16

8:05 pm-10:31 am

1 stop19h 26m

$1,187

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/14

5:45 pm-6:35 pm

2 stops19h 50m

Buenos Aires Ministro Pistarini

Thu 1/28

11:35 pm-2:38 pm

1 stop20h 03m

$1,192

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/7

5:45 pm-6:35 pm

2 stops19h 50m

Buenos Aires Ministro Pistarini

Thu 1/21

9:30 pm-10:26 am

1 stop17h 56m

$1,192

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 1/17

7:20 am-8:30 am

1 stop20h 10m

Buenos Aires Ministro Pistarini

Sun 1/31

10:30 pm-8:02 pm

1 stop26h 32m

$1,192

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 11/12

7:30 am-8:15 am

1 stop19h 45m

Buenos Aires Ministro Pistarini

Mon 11/16

10:30 pm-2:51 pm

1 stop21h 21m

$1,192

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 Seattle 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

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of March, then departing from Seattle 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 Seattle to Argentina flights?

You could potentially save up to 43% on your flight if you consider stops on a Seattle to Argentina flight.

Cheap Seattle to Argentina flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Argentina

Best Price Found	$438
Fastest flight time	15h 23m
Direct flights	None

The best one-way flight to Argentina from Seattle in the past 72 hours is $438. The best round-trip flight deal from Seattle to Argentina found on momondo in the last 72 hours is $1,078.

The fastest flight from Seattle to Argentina takes 15h 23m

There are no direct flights from Seattle to Argentina. There are no popular flight routes from Seattle to Argentina.

Search flight deals

Frequently asked questions about flying from Seattle to Argentina

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Argentina?
Prices for flights from Seattle/Tacoma Intl Airport to Argentina are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Argentina?
As of October 2026, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Argentina.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Argentina?
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 Seattle/Tacoma Intl Airport to Argentina.
What documentation or ID do you need to fly to Argentina?
The travel and health documents required for your trip to Argentina 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 Argentina. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seattle to Argentina

Compare and see reviews for airlines that fly from Seattle to Argentina with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.8 8,646 reviews	Search Delta flights
LATAM Airlines	PriceFrom $946	Free Cancellation	Rating 7.4 1,975 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $1,126	Free Cancellation	Rating 7.0 12,146 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Seattle to Argentina 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 Argentina that suits you.

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

Yes. All flights to Argentina from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Seattle to Argentina flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Argentina, momondo offers a useful price alert feature which will track prices for flights to Argentina from Seattle and alert you when they change.