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Cheap flights from Seattle to Argentina from $385

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 1/22. 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

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Multiple Airlines Logo
3:22 pm - 2:50 amSEA-EZE
30h 28m2 stops
Multiple Airlines Logo
4:05 am - 1:30 pmEZE-SEA
38h 25m2 stops
$895Multiple Airlines
Find Deal
Sat, Nov 22 - Fri, Dec 5
LATAM Airlines Logo
7:10 am - 9:15 amSEA-EZE
21h 05m2 stops
LATAM Airlines Logo
7:43 pm - 2:18 pmEZE-SEA
23h 35m2 stops
$925LATAM Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
United Airlines Logo
7:00 am - 7:20 amSEA-EZE
19h 20m1 stop
United Airlines Logo
10:05 pm - 6:03 pmEZE-SEA
24h 58m2 stops
$965United Airlines
Find Deal
Mon, Feb 9 - Wed, Feb 18
United Airlines Logo
7:00 am - 7:20 amSEA-EZE
19h 20m1 stop
United Airlines Logo
11:55 pm - 6:03 pmEZE-SEA
23h 08m2 stops
$969United Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
Delta Logo
9:59 pm - 10:15 amSEA-EZE
31h 16m1 stop
Delta Logo
8:55 pm - 10:07 amEZE-SEA
18h 12m1 stop
$979Delta
Find Deal
Tue, Feb 17 - Tue, Feb 24
American Airlines Logo
1:33 am - 8:30 amSEA-EZE
26h 57m1 stop
American Airlines Logo
8:40 pm - 2:36 pmEZE-SEA
21h 56m2 stops
$981American Airlines
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Mon, Mar 9 - Tue, Mar 24
Delta Logo
7:10 am - 10:15 amSEA-EZE
22h 05m1 stop
Delta Logo
4:05 am - 11:23 pmEZE-SEA
24h 18m2 stops
$1,016Delta
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Mon, Feb 9 - Sun, Feb 15
American Airlines Logo
12:59 am - 8:25 amSEA-EZE
26h 26m1 stop
American Airlines Logo
10:25 pm - 2:36 pmEZE-SEA
20h 11m1 stop
$1,027American Airlines
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Tue, Mar 3 - Thu, Mar 26
Copa Airlines Logo
12:41 pm - 12:21 amSEA-COR
30h 40m2 stops
Copa Airlines Logo
3:54 am - 10:30 pmCOR-SEA
23h 36m2 stops
$1,058Copa Airlines
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Thu, Nov 13 - Thu, Nov 20
Copa Airlines Logo
5:10 pm - 12:16 amSEA-MDZ
26h 06m2 stops
Copa Airlines Logo
1:27 am - 11:16 pmMDZ-SEA
26h 49m2 stops
$1,558Copa Airlines
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Thu, Jan 8 - Sat, Jan 17

LATAM Airlines flights from Seattle to Argentina

Our best LATAM Airlines deals on Seattle to Argentina flight tickets
LATAM Airlines
Dec 2
SEA7:10 amSeattle/Tacoma Intl
21h 05m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Dec 9
EZE7:43 pmBuenos Aires Ministro Pistarini
23h 35m
2 stops
SEA2:18 pmSeattle/Tacoma Intl
$925
Find similar
LATAM Airlines
Jan 15
SEA8:15 amSeattle/Tacoma Intl
20h 20m
2 stops
EZE9:35 amBuenos Aires Ministro Pistarini
Jan 21
EZE12:15 pmBuenos Aires Ministro Pistarini
29h 43m
2 stops
SEA12:58 pmSeattle/Tacoma Intl
$929
Find similar
LATAM Airlines
Dec 2
SEA7:55 amSeattle/Tacoma Intl
20h 40m
1 stop
EZE9:35 amBuenos Aires Ministro Pistarini
Dec 9
EZE7:43 pmBuenos Aires Ministro Pistarini
21h 56m
2 stops
SEA12:39 pmSeattle/Tacoma Intl
$945
Find similar

United Airlines flights from Seattle to Argentina

Our best United Airlines deals on Seattle to Argentina flight tickets
United Airlines
Feb 9
SEA7:00 amSeattle/Tacoma Intl
19h 20m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Feb 18
EZE10:05 pmBuenos Aires Ministro Pistarini
24h 58m
2 stops
SEA6:03 pmSeattle/Tacoma Intl
$965
Find similar
United Airlines
Feb 9
SEA7:00 amSeattle/Tacoma Intl
19h 20m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Feb 16
EZE11:55 pmBuenos Aires Ministro Pistarini
23h 08m
2 stops
SEA6:03 pmSeattle/Tacoma Intl
$969
Find similar
United Airlines
Feb 8
SEA12:40 pmSeattle/Tacoma Intl
37h 40m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Feb 16
EZE11:55 pmBuenos Aires Ministro Pistarini
18h 29m
1 stop
SEA1:24 pmSeattle/Tacoma Intl
$978
Find similar

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 November 3, 2025.
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

Sat 11/22

3:22 pm-2:50 am

2 stops30h 28m

Buenos Aires Ministro Pistarini

Fri 12/5

4:05 am-1:30 pm

2 stops38h 25m

$895

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 12/2

7:10 am-9:15 am

2 stops21h 05m

Buenos Aires Ministro Pistarini

Tue 12/9

7:43 pm-2:18 pm

2 stops23h 35m

$925

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 2/9

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Wed 2/18

10:05 pm-6:03 pm

2 stops24h 58m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 2/9

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Mon 2/16

11:55 pm-6:03 pm

2 stops23h 08m

$969

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 2/17

9:59 pm-10:15 am

1 stop31h 16m

Buenos Aires Ministro Pistarini

Tue 2/24

8:55 pm-10:07 am

1 stop18h 12m

$979

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 3/9

1:33 am-8:30 am

1 stop26h 57m

Buenos Aires Ministro Pistarini

Tue 3/24

8:40 pm-2:36 pm

2 stops21h 56m

$981

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 2/9

7:10 am-10:15 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Sun 2/15

4:05 am-11:23 pm

2 stops24h 18m

$1,016

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 3/3

12:59 am-8:25 am

1 stop26h 26m

Buenos Aires Ministro Pistarini

Thu 3/26

10:25 pm-2:36 pm

1 stop20h 11m

$1,027

SeattleCordoba

SEA - COR

SEACOR

Seattle/Tacoma Intl

Thu 11/13

12:41 pm-12:21 am

2 stops30h 40m

Cordoba Pajas Blancas

Thu 11/20

3:54 am-10:30 pm

2 stops23h 36m

$1,058

SeattleMendoza

SEA - MDZ

SEAMDZ

Seattle/Tacoma Intl

Thu 1/8

5:10 pm-12:16 am

2 stops26h 06m

Mendoza El Plumerillo

Sat 1/17

1:27 am-11:16 pm

2 stops26h 49m

$1,558

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 May, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $1,287.

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart from Seattle to Argentina is on a Tuesday. Travelers who choose to depart for Argentina on a Tuesday will often find tickets for as low as $1,328. The most expensive day to fly to Argentina is Saturday, with ticket prices averaging around $1,503.

What is the cheapest time of day to depart on your flight to Argentina?

The cheapest time of day to fly to Argentina is in the afternoon when flights can be purchased for as low as $1,307. Flights at noon are often more expensive with an average ticket price of $1,438.

How far in advance should I book a flight to Argentina?

You are more likely to see cheaper flights to Argentina from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around $1,377 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from Seattle for as low as $1,197 on momondo.

Can stopping save me money on Seattle to Argentina flights?

You could potentially save up to 33% 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

Direct flights

None
There are no direct flights from Seattle to Argentina. There are no popular flight routes from Seattle to Argentina.
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  • 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
1,873 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,036Free CancellationRating
7.2
11,036 reviews
Search American Airlines flights
DeltaPriceFrom $1,115Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $1,200Free CancellationRating
7.4
8,997 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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