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Cheap flights from Seattle to Argentina from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Argentina departing on 3/8. 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

Enter your travel dates to find the best prices.
LATAM Airlines Logo
6:15 am - 9:00 am
SEA
-
EZE
21h 45m
1 stop
LATAM Airlines Logo
4:05 am - 9:48 pm
EZE
-
SEA
21h 43m
2 stops
$965LATAM Airlines
Wed, Mar 4 - Thu, Mar 26
LATAM Airlines Logo
11:55 am - 9:00 am
SEA
-
EZE
16h 05m
1 stop
LATAM Airlines Logo
10:25 pm - 7:48 pm
EZE
-
SEA
25h 23m
1 stop
$967LATAM Airlines
Wed, Mar 4 - Thu, Mar 26
LATAM Airlines Logo
7:20 am - 10:30 am
SEA
-
AEP
23h 10m
2 stops
LATAM Airlines Logo
11:45 am - 12:49 pm
AEP
-
SEA
29h 04m
2 stops
$967LATAM Airlines
Mon, Mar 16 - Tue, Mar 31
Multiple Airlines Logo
8:08 am - 4:30 am
SEA
-
EZE
39h 22m
1 stop
Multiple Airlines Logo
10:25 pm - 5:09 pm
EZE
-
SEA
46h 44m
2 stops
$983Multiple Airlines
Mon, Mar 2 - Tue, Mar 10
Multiple Airlines Logo
8:08 am - 9:35 am
SEA
-
EZE
21h 27m
1 stop
Multiple Airlines Logo
1:20 pm - 10:00 pm
EZE
-
SEA
36h 40m
1 stop
$1,010Multiple Airlines
Mon, Mar 16 - Tue, Mar 31
United Airlines Logo
6:45 am - 12:23 am
SEA
-
COR
36h 38m
2 stops
United Airlines Logo
3:54 am - 10:53 pm
COR
-
SEA
22h 59m
2 stops
$1,034United Airlines
Wed, Mar 4 - Tue, Mar 17
United Airlines Logo
8:17 am - 12:23 am
SEA
-
COR
59h 06m
3 stops
United Airlines Logo
3:54 am - 10:53 pm
COR
-
SEA
22h 59m
2 stops
$1,059United Airlines
Wed, Mar 4 - Tue, Mar 17
Copa Airlines Logo
6:45 am - 12:23 am
SEA
-
COR
36h 38m
2 stops
Copa Airlines Logo
3:54 am - 10:53 pm
COR
-
SEA
22h 59m
2 stops
$1,105Copa Airlines
Tue, Mar 3 - Tue, Mar 17
Copa Airlines Logo
6:45 am - 12:23 am
SEA
-
COR
36h 38m
2 stops
Copa Airlines Logo
3:54 am - 10:53 pm
COR
-
SEA
22h 59m
2 stops
$1,106Copa Airlines
Tue, Mar 3 - Tue, Mar 17
Delta Logo
8:35 am - 3:15 pm
SEA
-
COR
25h 40m
2 stops
Delta Logo
7:55 am - 10:21 am
COR
-
SEA
30h 26m
2 stops
$1,117Delta
Thu, Mar 5 - Fri, Mar 20

LATAM Airlines flights from Seattle to Argentina

Our best LATAM Airlines deals on Seattle to Argentina flight tickets
LATAM Airlines
Mar 4
SEA6:15 amSeattle/Tacoma Intl
21h 45m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 26
EZE4:05 amBuenos Aires Ministro Pistarini
21h 43m
2 stops
SEA9:48 pmSeattle/Tacoma Intl
$965
LATAM Airlines
Mar 16
SEA9:40 amSeattle/Tacoma Intl
19h 35m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Mar 30
EZE3:55 amBuenos Aires Ministro Pistarini
21h 53m
2 stops
SEA9:48 pmSeattle/Tacoma Intl
$967
LATAM Airlines
Mar 4
SEA8:05 amSeattle/Tacoma Intl
19h 55m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 26
EZE10:25 pmBuenos Aires Ministro Pistarini
25h 23m
1 stop
SEA7:48 pmSeattle/Tacoma Intl
$973

Air Canada flights from Seattle to Argentina

Our best Air Canada deals on Seattle to Argentina flight tickets
Air Canada
Jan 15
SEA8:10 amSeattle/Tacoma Intl
26h 00m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Jan 21
EZE4:45 pmBuenos Aires Ministro Pistarini
34h 31m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
$1,325
Air Canada
Jan 17
SEA8:10 amSeattle/Tacoma Intl
26h 00m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Jan 27
EZE6:15 pmBuenos Aires Ministro Pistarini
57h 01m
2 stops
SEA10:16 pmSeattle/Tacoma Intl
$1,392
Air Canada
Jan 17
SEA5:50 amSeattle/Tacoma Intl
28h 20m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Jan 31
EZE4:45 pmBuenos Aires Ministro Pistarini
31h 31m
3 stops
SEA7:16 pmSeattle/Tacoma Intl
$1,405

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Argentina 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 January 14, 2026.
Use the filters below to find and compare flights from Seattle to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Wed 3/4

6:15 am-9:00 am

1 stop21h 45m

Buenos Aires Ministro Pistarini

Thu 3/26

4:05 am-9:48 pm

2 stops21h 43m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Wed 3/4

11:55 am-9:00 am

1 stop16h 05m

Buenos Aires Ministro Pistarini

Thu 3/26

10:25 pm-7:48 pm

1 stop25h 23m

$967

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Mon 3/16

7:20 am-10:30 am

2 stops23h 10m

Buenos Aires Jorge Newbery

Tue 3/31

11:45 am-12:49 pm

2 stops29h 04m

$967

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 3/2

8:08 am-4:30 am

1 stop39h 22m

Buenos Aires Ministro Pistarini

Tue 3/10

10:25 pm-5:09 pm

2 stops46h 44m

$983

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 3/16

8:08 am-9:35 am

1 stop21h 27m

Buenos Aires Ministro Pistarini

Tue 3/31

1:20 pm-10:00 pm

1 stop36h 40m

$1,010

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Wed 3/4

6:45 am-12:23 am

2 stops36h 38m

Cordoba Pajas Blancas

Tue 3/17

3:54 am-10:53 pm

2 stops22h 59m

$1,034

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Wed 3/4

8:17 am-12:23 am

3 stops59h 06m

Cordoba Pajas Blancas

Tue 3/17

3:54 am-10:53 pm

2 stops22h 59m

$1,059

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Tue 3/3

6:45 am-12:23 am

2 stops36h 38m

Cordoba Pajas Blancas

Tue 3/17

3:54 am-10:53 pm

2 stops22h 59m

$1,105

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Tue 3/3

6:45 am-12:23 am

2 stops36h 38m

Cordoba Pajas Blancas

Tue 3/17

3:54 am-10:53 pm

2 stops22h 59m

$1,106

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Thu 3/5

8:35 am-3:15 pm

2 stops25h 40m

Cordoba Pajas Blancas

Fri 3/20

7:55 am-10:21 am

2 stops30h 26m

$1,117

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Argentina from

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

What is the cheapest month to fly to Argentina?

If you are unable to visit Argentina during the month of June, then departing from Seattle during the month November is also very affordable. Most momondo users find prices during this month for around $1,250.

Can stopping save me money on Seattle to Argentina flights?

You could potentially save up to 34% 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

19h 03m

Direct flights

None
The fastest flight from Seattle to Argentina takes 19h 03m
There are no direct flights from Seattle to Argentina. There are no popular flight routes from Seattle to Argentina.
Search flight deals

  • 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?

  • 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
LATAM AirlinesPriceFrom $1,014Free CancellationRating
7.5
1,904 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,036Free CancellationRating
7.2
11,122 reviews
Search American Airlines flights
DeltaPriceFrom $1,045Free CancellationRating
7.9
8,042 reviews
Search Delta flights
United AirlinesPriceFrom $1,179Free CancellationRating
7.4
9,157 reviews
Search United 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.

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