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$383+ Cheap flights from Seattle (SEA) to Argentina

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EZE
dic. 12 — dic. 191
vie. 12/12
vie. 12/19
1 adult, Economy
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Find flight deals from Seattle to Argentina

Cheapest flights from Seattle to Argentina
Explore the most affordable flight options available from Seattle to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/95:51 pmSEA - EZE
2 stops33h 08mMultiple Airlines
mar. 12/1611:00 amEZE - SEA
1 stop40h 30mMultiple Airlines
Deal found 11/11$920
This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/98:45 amSEA - EZE
1 stop19h 50mMultiple Airlines
dom. 12/147:43 pmEZE - SEA
2 stops22h 47mMultiple Airlines
Deal found 11/11$921
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/105:51 pmSEA - EZE
2 stops33h 08mMultiple Airlines
mié. 12/1711:00 amEZE - SEA
1 stop29h 22mMultiple Airlines
Deal found 11/10$956
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/36:00 amSEA - EZE
1 stop22h 00mDelta
jue. 12/188:55 pmEZE - SEA
1 stop25h 52mDelta
Deal found 11/9$960
This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/108:45 amSEA - EZE
1 stop19h 50mMultiple Airlines
dom. 12/147:43 pmEZE - SEA
2 stops22h 47mMultiple Airlines
Deal found 11/11$964
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/47:00 amSEA - EZE
2 stops19h 20mUnited Airlines
jue. 12/1811:55 pmEZE - SEA
1 stop17h 52mUnited Airlines
Deal found 11/9$965
This KAYAK deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:00 amSEA - AEP
2 stops28h 40mLATAM Airlines
dom. 12/145:15 pmAEP - SEA
2 stops26h 03mLATAM Airlines
Deal found 11/10$965
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:00 amSEA - EZE
2 stops21h 20mUnited Airlines
lun. 12/1511:55 pmEZE - SEA
2 stops21h 14mUnited Airlines
Deal found 11/9$969
This Kiwi.com deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/58:40 amSEA - EZE
2 stops32h 51mMultiple Airlines
mié. 12/1711:00 amEZE - SEA
1 stop29h 22mMultiple Airlines
Deal found 11/9$973
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/711:59 pmSEA - EZE
1 stop26h 21mUnited Airlines
jue. 12/1811:55 pmEZE - SEA
2 stops23h 11mUnited Airlines
Deal found 11/10$978
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/912:31 amSEA - EZE
1 stop26h 34mAmerican Airlines
mié. 12/1711:20 pmEZE - SEA
2 stops20h 34mAmerican Airlines
Deal found 11/10$981
This Ovago deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/108:05 amSEA - AEP
2 stops21h 25mLATAM Airlines
dom. 12/145:15 pmAEP - SEA
2 stops33h 31mLATAM Airlines
Deal found 11/11$1,067

Cheap flight deals from Seattle to Argentina

Keep the following information in mind while searching for Seattle to Argentina flight deals. Data was last updated noviembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$915
(FlightHub)

One-way from

$383
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,250
Provider with most accurate pricing for Seattle/Tacoma Intl-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Buenos Aires (BUE) flights.
Search Deals
From Seattle/Tacoma Intl to Argentina
Search Deals
One-way flight from Seattle/Tacoma Intl to Argentina
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated noviembre 12, 2025.
Use the filters below to find and compare flights from Seattle to Argentina that are best for you.

Fly from

Seattle

Fly to

Argentina

Route

Depart

Return

Price

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

jue. 12/4

7:10 am-7:20 am

1 stop19h 10m

Buenos Aires Ministro Pistarini

mié. 12/17

11:55 pm-6:06 pm

2 stops23h 11m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

lun. 1/26

12:00 pm-9:00 am

1 stop16h 00m

Buenos Aires Ministro Pistarini

mar. 3/10

8:55 pm-12:29 pm

1 stop19h 34m

$965

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

mar. 12/2

5:00 am-2:40 pm

2 stops28h 40m

Buenos Aires Jorge Newbery

dom. 12/14

5:15 pm-2:18 pm

2 stops26h 03m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

mié. 12/3

7:10 am-7:20 am

1 stop19h 10m

Buenos Aires Ministro Pistarini

jue. 12/18

11:55 pm-6:06 pm

2 stops23h 11m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

lun. 1/12

12:00 pm-9:00 am

1 stop16h 00m

Buenos Aires Ministro Pistarini

jue. 1/22

11:55 pm-12:20 pm

1 stop17h 25m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

jue. 12/4

7:00 am-7:20 am

2 stops19h 20m

Buenos Aires Ministro Pistarini

jue. 12/18

11:55 pm-12:47 pm

1 stop17h 52m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

jue. 1/15

7:00 am-7:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

mié. 1/21

10:05 pm-4:01 pm

2 stops22h 56m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

mié. 12/3

6:00 am-10:15 am

2 stops23h 15m

Buenos Aires Ministro Pistarini

mié. 12/17

10:25 pm-6:32 pm

2 stops25h 07m

$969

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

jue. 12/4

5:30 am-7:20 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

lun. 12/15

11:55 pm-12:42 pm

1 stop17h 47m

$969

SeattleMendoza

SEA - MDZ

SEAMDZ

Seattle/Tacoma Intl

lun. 11/24

11:36 am-9:20 am

2 stops40h 44m

Mendoza El Plumerillo

mié. 12/10

7:55 pm-12:30 pm

2 stops21h 35m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 50 results
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Best time to book a flight from Seattle to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Argentina

What is the cheapest month to book a flight from Seattle to Argentina?

Currently, April is the cheapest month in which you can book a flight from Seattle to Argentina (average of $735). Flying from Seattle to Argentina in October is currently the most expensive (average of $1,227). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to AR?

Find hourly flight availability from Seattle to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 12, 2025.

It’s typically best to fly out from Seattle to Argentina in the afternoon. Doing so could potentially save you 29% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to Argentina?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Argentina. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Argentina flight should consider departing on Monday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Argentina. Reviews last updated noviembre 12, 2025.
Read reviews from past customers who have flown Delta, LATAM Airlines, and United Airlines from Seattle to Argentina. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,873 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,015 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Argentina?

    If you book a flight to Argentina from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Argentina?

    For as low as $965, United Airlines can have you in Argentina from Seattle in 16h. The distance from Seattle to Argentina is about 6911 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Seattle to Argentina?

    The most popular route from Seattle to Argentina is Seattle/Tacoma Intl - Buenos Aires Ministro Pistarini. You may also consider Seattle/Tacoma Intl - Buenos Aires Jorge Newbery or Seattle/Tacoma Intl - Mendoza El Plumerillo.

  • Can I find deals for flights from Seattle to Argentina that include hotel bookings?

    Yes. In addition to deals on Seattle to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Argentina?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Argentina.

  • Can I find deals for business class flights from Seattle to Argentina?

    Yes. Cheapflights offers flight deals from Seattle to Argentina by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Argentina?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Argentina (average of $735). Flying from Seattle to Argentina in October is currently the most expensive (average of $1,227). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Seattle to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Seattle to Argentina

Discover the top 4 airlines that operate flights from Seattle to Argentina. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,014Average$1,423FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,036Average$1,360FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,115Average$1,390FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,200Average$1,289FlexibilityNo cancel feeOn-time69%

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