What airlines fly to Argentina?

LATAM Airlines, Delta and American Airlines 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.

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.

$458 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.

7:48 pm - 7:40 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

30h 52m2 stops Los Angeles Lima J Chavez Intl

5:35 pm - 10:20 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

33h 45m2 stops Lima J Chavez Intl Miami

$1,150Multiple Airlines

Mon, Nov 16 - Tue, Dec 1

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

39h 00m1 stop Miami

$1,152Multiple Airlines

Mon, Nov 16 - Tue, Dec 1

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 - 3:40 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

32h 20m2 stops Miami Denver Intl

$1,153Multiple Airlines

Mon, Nov 16 - Tue, Dec 1

8:25 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 25m1 stop Miami

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

17h 56m1 stop Atlanta Hartsfield-Jackson

$1,188LATAM Airlines

Wed, Jan 6 - Wed, Jan 20

8:25 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 25m1 stop Miami

9:30 pm - 6:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

26h 29m1 stop Atlanta Hartsfield-Jackson

$1,188LATAM Airlines

Wed, Jan 13 - Wed, Jan 27

8:25 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 25m1 stop Miami

9:30 pm - 6:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

26h 29m1 stop Atlanta Hartsfield-Jackson

$1,188LATAM Airlines

Thu, Jan 14 - Thu, Jan 28

8:10 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 40m1 stop Miami

8:05 pm - 2:30 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 25m1 stop New York John F Kennedy Intl

$1,242Delta

Thu, Nov 12 - Mon, Nov 16

8:25 am - 9:50 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

20h 25m1 stop Miami

8:05 pm - 2:37 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 32m2 stops Lima J Chavez Intl Los Angeles

$1,242Delta

Thu, Jan 7 - Wed, Jan 27

10:27 am - 8:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

16h 48m1 stop Dallas/Fort Worth

10:25 pm - 4:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

23h 34m1 stop Dallas/Fort Worth

$1,242American Airlines

Tue, Nov 17 - Mon, Nov 30

5:10 am - 8:15 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

22h 05m1 stop Dallas/Fort Worth

11:00 pm - 1:54 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 54m1 stop Miami

$1,242American Airlines

Wed, Nov 11 - Wed, Nov 25

Cheap last minute flights

Enter your travel dates to find the best prices.

9:45 am - 10:30 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

20h 45m2 stops Los Angeles Sao Paulo Guarulhos Intl

8:05 pm - 12:40 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

21h 35m2 stops Lima J Chavez Intl Los Angeles

$1,465LATAM Airlines

Fri, Oct 16 - Mon, Nov 9

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

23h 01m2 stops San Francisco Panama City Tocumen Intl

4:15 am - 9:59 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 44m2 stops Panama City Tocumen Intl Los Angeles

$1,487Copa Airlines

Fri, Oct 16 - Fri, Oct 23

6:00 am - 8:30 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

22h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

3:50 pm - 3:21 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

27h 31m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,506LATAM Airlines

Thu, Oct 15 - Thu, Oct 29

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

16h 00m1 stop Houston George Bush Intcntl

9:00 pm - 2:49 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

21h 49m1 stop Houston George Bush Intcntl

$1,509Multiple Airlines

Fri, Oct 16 - Fri, Oct 23

9:05 am - 8:00 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

18h 55m2 stops San Francisco Houston George Bush Intcntl

9:00 pm - 12:48 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

19h 48m1 stop Houston George Bush Intcntl

$1,513Copa Airlines

Fri, Oct 16 - Fri, Oct 23

8:05 am - 7:40 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

43h 35m2 stops Miami Lima J Chavez Intl

8:05 pm - 12:40 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

21h 35m2 stops Lima J Chavez Intl Los Angeles

$1,528Delta

Sat, Oct 17 - Mon, Nov 9

9:45 am - 10:30 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

20h 45m2 stops Los Angeles Sao Paulo Guarulhos Intl

5:35 pm - 12:40 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

24h 05m2 stops Lima J Chavez Intl Los Angeles

$1,528Delta

Fri, Oct 16 - Tue, Nov 10

9:45 am - 12:00 pmSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

22h 15m2 stops Los Angeles Sao Paulo Guarulhos Intl

8:05 pm - 12:40 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

21h 35m2 stops Lima J Chavez Intl Los Angeles

$1,528Delta

Fri, Oct 16 - Tue, Nov 10

6:00 am - 8:30 amSEA Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery

22h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

3:50 pm - 3:21 pmAEP Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl

27h 31m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl

$1,756LATAM Airlines

Thu, Oct 15 - Thu, Oct 29

9:45 am - 11:30 amSEA Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops Los Angeles Santiago Arturo Merino Benitez

4:10 am - 9:52 pmEZE Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl

22h 42m2 stops Sao Paulo Guarulhos Intl Orlando

$1,801LATAM Airlines

Fri, Oct 16 - Sun, Nov 8

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United Airlines flights from Seattle to Argentina

Our best United Airlines deals on Seattle to Argentina flight tickets

United Airlines

Nov 16

SEA5:05 amSeattle/Tacoma Intl

23h 15m

2 stops

EZE9:20 amBuenos Aires Ministro Pistarini

Dec 1

EZE11:55 pmBuenos Aires Ministro Pistarini

21h 27m

2 stops

SEA4:22 pmSeattle/Tacoma Intl

$1,233

United Airlines

Nov 30

SEA5:05 amSeattle/Tacoma Intl

23h 15m

2 stops

EZE9:20 amBuenos Aires Ministro Pistarini

Dec 14

EZE11:55 pmBuenos Aires Ministro Pistarini

18h 27m

1 stop

SEA1:22 pmSeattle/Tacoma Intl

$1,234

United Airlines

Nov 11

SEA10:56 pmSeattle/Tacoma Intl

27h 24m

2 stops

EZE7:20 amBuenos Aires Ministro Pistarini

Nov 25

EZE11:55 pmBuenos Aires Ministro Pistarini

18h 30m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

$1,246

Delta flights from Seattle to Argentina

Our best Delta deals on Seattle to Argentina flight tickets

Delta

Jan 6

SEA5:45 pmSeattle/Tacoma Intl

19h 50m

2 stops

EZE6:35 pmBuenos Aires Ministro Pistarini

Jan 25

EZE11:35 pmBuenos Aires Ministro Pistarini

17h 48m

1 stop

SEA12:23 pmSeattle/Tacoma Intl

$1,242

Delta

Nov 22

SEA10:52 pmSeattle/Tacoma Intl

31h 03m

1 stop

EZE10:55 amBuenos Aires Ministro Pistarini

Nov 30

EZE9:30 pmBuenos Aires Ministro Pistarini

31h 25m

1 stop

SEA11:55 pmSeattle/Tacoma Intl

$1,247

Delta

Nov 16

SEA11:45 amSeattle/Tacoma Intl

18h 10m

1 stop

EZE10:55 amBuenos Aires Ministro Pistarini

Nov 30

EZE11:35 pmBuenos Aires Ministro Pistarini

29h 20m

1 stop

SEA11:55 pmSeattle/Tacoma Intl

$1,259

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Mon 11/16

7:48 pm-7:40 am

2 stops30h 52m

Buenos Aires Jorge Newbery

Tue 12/1

5:35 pm-10:20 pm

2 stops33h 45m

$1,150

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 11/16

7:48 pm-10:40 am

2 stops33h 52m

Buenos Aires Ministro Pistarini

Tue 12/1

12:20 pm-10:20 pm

1 stop39h 00m

$1,152

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 11/16

7:48 pm-10:40 am

2 stops33h 52m

Buenos Aires Ministro Pistarini

Tue 12/1

12:20 pm-3:40 pm

2 stops32h 20m

$1,153

Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/6

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Wed 1/20

9:30 pm-10:26 am

1 stop17h 56m

$1,188

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/13

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Wed 1/27

9:30 pm-6:59 pm

1 stop26h 29m

$1,188

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/14

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Thu 1/28

9:30 pm-6:59 pm

1 stop26h 29m

$1,188

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 11/12

8:10 am-9:50 am

1 stop20h 40m

Buenos Aires Ministro Pistarini

Mon 11/16

8:05 pm-2:30 pm

1 stop23h 25m

$1,242

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/7

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Wed 1/27

8:05 pm-2:37 pm

2 stops23h 32m

$1,242

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 11/17

10:27 am-8:15 am

1 stop16h 48m

Buenos Aires Ministro Pistarini

Mon 11/30

10:25 pm-4:59 pm

1 stop23h 34m

$1,242

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 11/11

5:10 am-8:15 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Wed 11/25

11:00 pm-1:54 pm

1 stop19h 54m

$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 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	$458
Fastest flight time	18h 10m
Direct flights	None

The best one-way flight to Argentina from Seattle in the past 72 hours is $458. The best round-trip flight deal from Seattle to Argentina found on momondo in the last 72 hours is $1,150.

The fastest flight from Seattle to Argentina takes 18h 10m

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 8,650 reviews	Search Delta flights
LATAM Airlines	PriceFrom $946	Free Cancellation	Rating 7.4 1,972 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $1,126	Free Cancellation	Rating 7.0 12,165 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.