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Cheap flights from Seattle to Argentina from $415

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 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Argentina

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:08 am - 9:35 am
SEA
-
EZE
21h 27m
1 stop
Multiple Airlines Logo
2:40 am - 10:00 pm
EZE
-
SEA
23h 20m
2 stops
$960Multiple Airlines
Tue, Mar 10 - Tue, Mar 24
Delta Logo
11:30 pm - 9:00 am
SEA
-
EZE
29h 30m
1 stop
Delta Logo
8:55 pm - 10:05 pm
EZE
-
SEA
29h 10m
1 stop
$961Delta
Sun, Mar 15 - Wed, Mar 25
Delta Logo
6:15 am - 9:00 am
SEA
-
EZE
22h 45m
1 stop
Delta Logo
8:00 am - 12:33 pm
EZE
-
SEA
32h 33m
2 stops
$967Delta
Mon, Mar 16 - Wed, Mar 25
LATAM Airlines Logo
8:00 am - 9:15 am
SEA
-
EZE
21h 15m
2 stops
LATAM Airlines Logo
12:00 pm - 1:57 pm
EZE
-
SEA
29h 57m
2 stops
$970LATAM Airlines
Thu, Mar 12 - Wed, Mar 25
LATAM Airlines Logo
7:20 am - 10:30 am
SEA
-
AEP
23h 10m
2 stops
LATAM Airlines Logo
8:50 am - 12:33 pm
AEP
-
SEA
31h 43m
2 stops
$970LATAM Airlines
Mon, Mar 16 - Wed, Mar 25
Delta Logo
9:45 pm - 10:15 am
SEA
-
EZE
32h 30m
2 stops
Delta Logo
8:55 pm - 1:57 pm
EZE
-
SEA
21h 02m
1 stop
$971Delta
Sun, Mar 15 - Wed, Mar 25
LATAM Airlines Logo
8:00 am - 9:15 am
SEA
-
EZE
21h 15m
2 stops
LATAM Airlines Logo
1:20 pm - 12:33 pm
EZE
-
SEA
27h 13m
2 stops
$974LATAM Airlines
Thu, Mar 12 - Tue, Mar 31
Multiple Airlines Logo
8:08 am - 7:15 pm
SEA
-
EZE
31h 07m
1 stop
Multiple Airlines Logo
4:45 pm - 10:00 pm
EZE
-
SEA
33h 15m
2 stops
$975Multiple Airlines
Sun, Mar 15 - Tue, Mar 31
Multiple Airlines Logo
8:08 am - 9:35 am
SEA
-
EZE
21h 27m
1 stop
Multiple Airlines Logo
4:45 pm - 10:00 pm
EZE
-
SEA
33h 15m
2 stops
$986Multiple Airlines
Tue, Mar 10 - Tue, Mar 31
Multiple Airlines Logo
8:08 am - 9:35 am
SEA
-
EZE
21h 27m
1 stop
Multiple Airlines Logo
2:40 am - 10:00 pm
EZE
-
SEA
23h 20m
2 stops
$1,003Multiple Airlines
Wed, Mar 11 - Tue, Mar 24

LATAM Airlines flights from Seattle to Argentina

Our best LATAM Airlines deals on Seattle to Argentina flight tickets
LATAM Airlines
Mar 12
SEA8:00 amSeattle/Tacoma Intl
21h 15m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Mar 25
EZE12:00 pmBuenos Aires Ministro Pistarini
29h 57m
2 stops
SEA1:57 pmSeattle/Tacoma Intl
$970
LATAM Airlines
Mar 12
SEA8:00 amSeattle/Tacoma Intl
21h 15m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Mar 31
EZE1:20 pmBuenos Aires Ministro Pistarini
27h 13m
2 stops
SEA12:33 pmSeattle/Tacoma Intl
$974
LATAM Airlines
Apr 1
SEA9:40 amSeattle/Tacoma Intl
21h 42m
2 stops
EZE11:22 amBuenos Aires Ministro Pistarini
Apr 15
EZE7:21 pmBuenos Aires Ministro Pistarini
21h 19m
2 stops
SEA12:40 pmSeattle/Tacoma Intl
$1,010

Copa Airlines flights from Seattle to Argentina

Our best Copa Airlines deals on Seattle to Argentina flight tickets
Copa Airlines
Apr 9
SEA5:00 amSeattle/Tacoma Intl
23h 00m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Apr 24
EZE9:00 pmBuenos Aires Ministro Pistarini
25h 01m
2 stops
SEA6:01 pmSeattle/Tacoma Intl
$1,104
Copa Airlines
Jan 27
SEA5:12 pmSeattle/Tacoma Intl
24h 22m
2 stops
EZE10:34 pmBuenos Aires Ministro Pistarini
Feb 5
EZE2:48 pmBuenos Aires Ministro Pistarini
37h 28m
2 stops
SEA11:16 pmSeattle/Tacoma Intl
$1,211
Copa Airlines
Jan 26
SEA7:30 pmSeattle/Tacoma Intl
28h 05m
2 stops
EZE4:35 amBuenos Aires Ministro Pistarini
Mar 10
EZE2:43 pmBuenos Aires Ministro Pistarini
36h 33m
2 stops
SEA11:16 pmSeattle/Tacoma Intl
$1,379

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 21, 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

Tue 3/10

8:08 am-9:35 am

1 stop21h 27m

Buenos Aires Ministro Pistarini

Tue 3/24

2:40 am-10:00 pm

2 stops23h 20m

$960

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Sun 3/15

11:30 pm-9:00 am

1 stop29h 30m

Buenos Aires Ministro Pistarini

Wed 3/25

8:55 pm-10:05 pm

1 stop29h 10m

$961

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 3/16

6:15 am-9:00 am

1 stop22h 45m

Buenos Aires Ministro Pistarini

Wed 3/25

8:00 am-12:33 pm

2 stops32h 33m

$967

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 3/12

8:00 am-9:15 am

2 stops21h 15m

Buenos Aires Ministro Pistarini

Wed 3/25

12:00 pm-1:57 pm

2 stops29h 57m

$970

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Mon 3/16

7:20 am-10:30 am

2 stops23h 10m

Buenos Aires Jorge Newbery

Wed 3/25

8:50 am-12:33 pm

2 stops31h 43m

$970

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Sun 3/15

9:45 pm-10:15 am

2 stops32h 30m

Buenos Aires Ministro Pistarini

Wed 3/25

8:55 pm-1:57 pm

1 stop21h 02m

$971

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 3/12

8:00 am-9:15 am

2 stops21h 15m

Buenos Aires Ministro Pistarini

Tue 3/31

1:20 pm-12:33 pm

2 stops27h 13m

$974

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Sun 3/15

8:08 am-7:15 pm

1 stop31h 07m

Buenos Aires Ministro Pistarini

Tue 3/31

4:45 pm-10:00 pm

2 stops33h 15m

$975

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 3/10

8:08 am-9:35 am

1 stop21h 27m

Buenos Aires Ministro Pistarini

Tue 3/31

4:45 pm-10:00 pm

2 stops33h 15m

$986

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Wed 3/11

8:08 am-9:35 am

1 stop21h 27m

Buenos Aires Ministro Pistarini

Tue 3/24

2:40 am-10:00 pm

2 stops23h 20m

$1,003

Flights are sorted by cheapest round-trip flights 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

18h 54m

Direct flights

None
The fastest flight from Seattle to Argentina takes 18h 54m
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
DeltaPriceFrom $297Free CancellationRating
7.9
8,087 reviews
Search Delta flights
LATAM AirlinesPriceFrom $696Free CancellationRating
7.5
1,913 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,036Free CancellationRating
7.2
11,173 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,179Free CancellationRating
7.4
9,190 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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