What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

How often are flights from Seattle to Argentina delayed?

Historically, on average around 100% of flights between Seattle and Argentina have experienced a delay on any given week. The average delay length over the past 12 months has been 99 minutes.

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 36% of people opting to fly with this airline when traveling to Argentina. Keep in mind that there are 4 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Seattle to Argentina flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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 May 2026, there are 4 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.

$369 Cheap Flights from Seattle to Argentina in 2026

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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.

10:30 am - 12:05 am

SEA

EZE

33h 35m

3 stops

11:00 am - 6:45 pm

EZE

SEA

35h 45m

3 stops

$1,086Multiple Airlines

Tue, Sep 15 - Tue, Oct 13

8:00 am - 7:15 pm

SEA

EZE

31h 15m

1 stop

11:00 am - 7:26 pm

EZE

SEA

36h 26m

2 stops

$1,147Multiple Airlines

Tue, Sep 15 - Tue, Oct 13

8:00 am - 7:15 pm

SEA

EZE

31h 15m

1 stop

11:00 am - 10:30 am

EZE

SEA

28h 30m

2 stops

$1,161Multiple Airlines

Mon, Oct 19 - Tue, Nov 3

8:00 am - 9:40 am

SEA

EZE

21h 40m

1 stop

11:00 am - 12:35 pm

EZE

SEA

29h 35m

2 stops

$1,188Multiple Airlines

Wed, Oct 7 - Thu, Oct 15

8:00 am - 7:15 pm

SEA

EZE

31h 15m

1 stop

11:00 am - 7:17 pm

EZE

SEA

37h 17m

2 stops

$1,192Multiple Airlines

Tue, Sep 15 - Tue, Nov 10

11:00 pm - 10:00 am

SEA

EZE

31h 00m

3 stops

5:00 am - 10:57 pm

EZE

SEA

45h 57m

3 stops

$1,196Multiple Airlines

Sun, Oct 18 - Sat, Oct 31

8:25 am - 9:40 am

SEA

EZE

21h 15m

1 stop

12:15 pm - 1:00 pm

EZE

SEA

28h 45m

2 stops

$1,229LATAM Airlines

Thu, Oct 1 - Wed, Oct 14

8:25 am - 2:40 pm

SEA

AEP

25h 15m

2 stops

8:05 pm - 1:00 pm

AEP

SEA

21h 55m

2 stops

$1,331LATAM Airlines

Wed, Nov 4 - Tue, Nov 24

8:10 am - 6:20 am

SEA

COR

42h 10m

2 stops

7:25 am - 8:24 pm

COR

SEA

40h 59m

2 stops

$1,456Avianca

Thu, Oct 15 - Mon, Oct 19

1:00 pm - 4:15 pm

SEA

MDZ

23h 15m

2 stops

10:20 pm - 11:56 am

MDZ

SEA

41h 36m

2 stops

$1,714GOL

Wed, Jul 1 - Sat, Jul 18

United Airlines flights from Seattle to Argentina

Our best United Airlines deals on Seattle to Argentina flight tickets

United Airlines

Jul 23

SEA7:05 amSeattle/Tacoma Intl

20h 55m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Dec 10

EZE10:05 pmBuenos Aires Ministro Pistarini

21h 13m

2 stops

SEA2:18 pmSeattle/Tacoma Intl

$1,307

United Airlines

Jul 21

SEA7:05 pmSeattle/Tacoma Intl

32h 55m

2 stops

EZE8:00 amBuenos Aires Ministro Pistarini

Dec 7

EZE11:55 pmBuenos Aires Ministro Pistarini

23h 14m

2 stops

SEA6:09 pmSeattle/Tacoma Intl

$1,311

LATAM Airlines flights from Seattle to Argentina

Our best LATAM Airlines deals on Seattle to Argentina flight tickets

LATAM Airlines

Oct 1

SEA8:25 amSeattle/Tacoma Intl

21h 15m

1 stop

EZE9:40 amBuenos Aires Ministro Pistarini

Oct 14

EZE12:15 pmBuenos Aires Ministro Pistarini

28h 45m

2 stops

SEA1:00 pmSeattle/Tacoma Intl

$1,229

LATAM Airlines

Jul 1

SEA8:25 amSeattle/Tacoma Intl

21h 15m

1 stop

EZE9:40 amBuenos Aires Ministro Pistarini

Jul 8

EZE7:16 pmBuenos Aires Ministro Pistarini

21h 14m

2 stops

SEA12:30 pmSeattle/Tacoma Intl

$1,256

LATAM Airlines

Sep 1

SEA8:25 amSeattle/Tacoma Intl

21h 15m

1 stop

EZE9:40 amBuenos Aires Ministro Pistarini

Sep 16

EZE8:10 pmBuenos Aires Ministro Pistarini

20h 01m

1 stop

SEA12:11 pmSeattle/Tacoma Intl

$1,288

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 9/15

10:30 am-12:05 am

3 stops33h 35m

Buenos Aires Ministro Pistarini

Tue 10/13

11:00 am-6:45 pm

3 stops35h 45m

$1,086

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 9/15

8:00 am-7:15 pm

1 stop31h 15m

Buenos Aires Ministro Pistarini

Tue 10/13

11:00 am-7:26 pm

2 stops36h 26m

$1,147

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 10/19

8:00 am-7:15 pm

1 stop31h 15m

Buenos Aires Ministro Pistarini

Tue 11/3

11:00 am-10:30 am

2 stops28h 30m

$1,161

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Wed 10/7

8:00 am-9:40 am

1 stop21h 40m

Buenos Aires Ministro Pistarini

Thu 10/15

11:00 am-12:35 pm

2 stops29h 35m

$1,188

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 9/15

8:00 am-7:15 pm

1 stop31h 15m

Buenos Aires Ministro Pistarini

Tue 11/10

11:00 am-7:17 pm

2 stops37h 17m

$1,192

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Sun 10/18

11:00 pm-10:00 am

3 stops31h 00m

Buenos Aires Ministro Pistarini

Sat 10/31

5:00 am-10:57 pm

3 stops45h 57m

$1,196

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 10/1

8:25 am-9:40 am

1 stop21h 15m

Buenos Aires Ministro Pistarini

Wed 10/14

12:15 pm-1:00 pm

2 stops28h 45m

$1,229

Quickest round-trip

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Wed 11/4

8:25 am-2:40 pm

2 stops25h 15m

Buenos Aires Jorge Newbery

Tue 11/24

8:05 pm-1:00 pm

2 stops21h 55m

$1,331

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Thu 10/15

8:10 am-6:20 am

2 stops42h 10m

Cordoba Pajas Blancas

Mon 10/19

7:25 am-8:24 pm

2 stops40h 59m

$1,456

SeattleMendoza

SEA - MDZ

SEAMDZ

Seattle/Tacoma Intl

Wed 7/1

1:00 pm-4:15 pm

2 stops23h 15m

Mendoza El Plumerillo

Sat 7/18

10:20 pm-11:56 am

2 stops41h 36m

$1,714

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

Delays

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of August, then departing from Seattle during the month March is also very affordable. Most momondo users find prices during this month for around $159.

Can stopping save me money on Seattle to Argentina flights?

You could potentially save up to 41% 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

Fastest flight time	16h 10m
Direct flights	None

The fastest flight from Seattle to Argentina takes 16h 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 May 2026, there are 4 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
United Airlines	PriceFrom $337	Free Cancellation	Rating 7.4 9,748 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $696	Free Cancellation	Rating 7.4 1,923 reviews	Search LATAM Airlines flights
Delta	PriceFrom $964	Free Cancellation	Rating 7.9 8,452 reviews	Search Delta flights
American Airlines	PriceFrom $1,075	Free Cancellation	Rating 7.1 11,642 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.